{ "name": "RegrowProtocol evidence ledger", "what": "Every number the tools and figures on regrowprotocol.com draw, each with the verbatim sentence it was read from and the guide that sentence is in. Each quote is verified against the guide draft at build time; the build fails when a quote is not found.", "notWhat": "Not every number in the guides — the prose cites more, inline. Not a systematic review: nothing here is graded, weighed or pooled, and the check is that the quote is real, not that the finding is right. Not medical advice.", "license": "Free to use, with or without attribution.", "rowCount": 641, "rows": [ { "id": "c01-1", "value": "5", "unit": "% per year", "kind": "share", "kindLabel": "Percentages", "measures": "Average untreated progression", "quote": "5% annual loss if untreated", "guideCode": "C01", "guide": "Androgenetic Alopecia: Complete Guide", "guideUrl": "/androgenetic-alopecia/", "drawnBy": [ { "kind": "tool", "id": "receding-or-maturing", "title": "Receding or Maturing Hairline? Check It Feature by Feature", "url": "/tools/receding-or-maturing/", "key": "annualProgression", "label": "Average untreated progression" }, { "kind": "figure", "id": "miniaturisation", "title": "How a follicle miniaturises", "url": "/figures/miniaturisation/", "key": "progressionRate", "label": "Average untreated progression" } ] }, { "id": "c01-2", "value": "20", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Hair-diameter variation trichoscopy treats as the diversity criterion", "quote": "Hair diameter diversity (>20% variation diagnostic)", "guideCode": "C01", "guide": "Androgenetic Alopecia: Complete Guide", "guideUrl": "/androgenetic-alopecia/", "drawnBy": [ { "kind": "figure", "id": "miniaturisation", "title": "How a follicle miniaturises", "url": "/figures/miniaturisation/", "key": "diameterThreshold", "label": "Hair-diameter variation trichoscopy treats as the diversity criterion" } ] }, { "id": "c01-3", "value": "~80", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "hereditary, on twin studies", "quote": "Androgenetic alopecia is approximately 80% hereditary, based on twin studies", "guideCode": "C01", "guide": "Androgenetic Alopecia: Complete Guide", "guideUrl": "/androgenetic-alopecia/", "drawnBy": [ { "kind": "panel", "id": "enhancements", "title": "Reading experience", "url": "", "key": "agaHeritable", "label": "hereditary, on twin studies" } ] }, { "id": "c01-4", "value": "50", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "of men have pattern hair loss by age 50", "quote": "affecting 50% of men by age 50 and up to 75% of women over 65", "guideCode": "C01", "guide": "Androgenetic Alopecia: Complete Guide", "guideUrl": "/androgenetic-alopecia/", "drawnBy": [ { "kind": "panel", "id": "enhancements", "title": "Reading experience", "url": "", "key": "agaMenBy50", "label": "of men have pattern hair loss by age 50" } ] }, { "id": "c01-5", "value": "up to 75", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "of women over 65 are affected", "quote": "up to 75% of women over 65", "guideCode": "C01", "guide": "Androgenetic Alopecia: Complete Guide", "guideUrl": "/androgenetic-alopecia/", "drawnBy": [ { "kind": "panel", "id": "enhancements", "title": "Reading experience", "url": "", "key": "agaWomenOver65", "label": "of women over 65 are affected" } ] }, { "id": "c01-6", "value": "98.3", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Sensitivity of trichoscopy for androgenetic alopecia", "quote": "Trichoscopy has revolutionized AGA diagnosis with 98.3% sensitivity and 96.7% specificity.", "guideCode": "C01", "guide": "Androgenetic Alopecia: Complete Guide", "guideUrl": "/androgenetic-alopecia/", "drawnBy": [ { "kind": "tool", "id": "receding-or-maturing", "title": "Receding or Maturing Hairline? Check It Feature by Feature", "url": "/tools/receding-or-maturing/", "key": "trichoscopy", "label": "Sensitivity of trichoscopy for androgenetic alopecia" } ] }, { "id": "c01-7", "value": "80", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Share of androgenetic alopecia that is hereditary", "quote": "Androgenetic alopecia is approximately 80% hereditary, based on twin studies.", "guideCode": "C01", "guide": "Androgenetic Alopecia: Complete Guide", "guideUrl": "/androgenetic-alopecia/", "drawnBy": [ { "kind": "tool", "id": "receding-or-maturing", "title": "Receding or Maturing Hairline? Check It Feature by Feature", "url": "/tools/receding-or-maturing/", "key": "heritability", "label": "Share of androgenetic alopecia that is hereditary" } ] }, { "id": "c01-8", "value": "many cycles, years to decades", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "How long miniaturisation takes — why the figure shows a sequence, not a count", "quote": "typically occurring over many hair cycles spanning years or decades", "guideCode": "C01", "guide": "Androgenetic Alopecia: Complete Guide", "guideUrl": "/androgenetic-alopecia/", "drawnBy": [ { "kind": "figure", "id": "miniaturisation", "title": "How a follicle miniaturises", "url": "/figures/miniaturisation/", "key": "gradualOverCycles", "label": "How long miniaturisation takes — why the figure shows a sequence, not a count" } ] }, { "id": "c01-9", "value": "anagen shortens", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "How pattern hair loss changes the cycle: growth phase", "quote": "**Shortened anagen (growth) phase**: Hair grows for shorter periods", "guideCode": "C01", "guide": "Androgenetic Alopecia: Complete Guide", "guideUrl": "/androgenetic-alopecia/", "drawnBy": [ { "kind": "figure", "id": "hair-cycle", "title": "The hair growth cycle", "url": "/figures/hair-cycle/", "key": "agaAnagen", "label": "How pattern hair loss changes the cycle: growth phase" } ] }, { "id": "c01-10", "value": "each cycle produces a finer hair", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "How pattern hair loss changes the cycle: hair calibre", "quote": "**Follicle miniaturization**: Each cycle produces smaller, thinner hair", "guideCode": "C01", "guide": "Androgenetic Alopecia: Complete Guide", "guideUrl": "/androgenetic-alopecia/", "drawnBy": [ { "kind": "figure", "id": "hair-cycle", "title": "The hair growth cycle", "url": "/figures/hair-cycle/", "key": "agaMiniaturization", "label": "How pattern hair loss changes the cycle: hair calibre" } ] }, { "id": "c01-11", "value": "telogen lengthens", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "How pattern hair loss changes the cycle: resting phase", "quote": "**Prolonged telogen (resting) phase**: More time between growth cycles", "guideCode": "C01", "guide": "Androgenetic Alopecia: Complete Guide", "guideUrl": "/androgenetic-alopecia/", "drawnBy": [ { "kind": "figure", "id": "hair-cycle", "title": "The hair growth cycle", "url": "/figures/hair-cycle/", "key": "agaTelogen", "label": "How pattern hair loss changes the cycle: resting phase" } ] }, { "id": "c01-12", "value": "Stage III", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "The first Norwood stage called clinically significant", "quote": "First stage of clinical significance; deep temporal recession creating M-shape", "guideCode": "C01", "guide": "Androgenetic Alopecia: Complete Guide", "guideUrl": "/androgenetic-alopecia/", "drawnBy": [ { "kind": "tool", "id": "receding-or-maturing", "title": "Receding or Maturing Hairline? Check It Feature by Feature", "url": "/tools/receding-or-maturing/", "key": "norwoodThree", "label": "The first Norwood stage called clinically significant" } ] }, { "id": "c01-13", "value": "Stage II", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "The Norwood stage a mature hairline corresponds to", "quote": "Adult hairline with slight temporal recession; not necessarily pathological", "guideCode": "C01", "guide": "Androgenetic Alopecia: Complete Guide", "guideUrl": "/androgenetic-alopecia/", "drawnBy": [ { "kind": "tool", "id": "receding-or-maturing", "title": "Receding or Maturing Hairline? Check It Feature by Feature", "url": "/tools/receding-or-maturing/", "key": "norwoodTwo", "label": "The Norwood stage a mature hairline corresponds to" } ] }, { "id": "c01-14", "value": "begun, not yet dormant", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "The window the guides emphasise", "quote": "The window for optimal treatment is when miniaturization has begun but follicles haven't yet become dormant.", "guideCode": "C01", "guide": "Androgenetic Alopecia: Complete Guide", "guideUrl": "/androgenetic-alopecia/", "drawnBy": [ { "kind": "figure", "id": "miniaturisation", "title": "How a follicle miniaturises", "url": "/figures/miniaturisation/", "key": "treatmentWindow", "label": "The window the guides emphasise" } ] }, { "id": "c01-15", "value": "not ruled out", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "What an absent family history does not do", "quote": "never experience significant loss; some without obvious family history do", "guideCode": "C01", "guide": "Androgenetic Alopecia: Complete Guide", "guideUrl": "/androgenetic-alopecia/", "drawnBy": [ { "kind": "tool", "id": "receding-or-maturing", "title": "Receding or Maturing Hairline? Check It Feature by Feature", "url": "/tools/receding-or-maturing/", "key": "noFamilyHistory", "label": "What an absent family history does not do" } ] }, { "id": "c01-16", "value": "immediate evaluation", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "What our androgenetic alopecia guide says scarring needs", "quote": "You have scalp pain, itching, or scarring (requires immediate evaluation)", "guideCode": "C01", "guide": "Androgenetic Alopecia: Complete Guide", "guideUrl": "/androgenetic-alopecia/", "drawnBy": [ { "kind": "tool", "id": "receding-or-maturing", "title": "Receding or Maturing Hairline? Check It Feature by Feature", "url": "/tools/receding-or-maturing/", "key": "scarringFlag", "label": "What our androgenetic alopecia guide says scarring needs" } ] }, { "id": "c01-17", "value": "specialist evaluation", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "What our androgenetic alopecia guide says under-18s need", "quote": "You're under 18 (pediatric hair loss needs specialized evaluation)", "guideCode": "C01", "guide": "Androgenetic Alopecia: Complete Guide", "guideUrl": "/androgenetic-alopecia/", "drawnBy": [ { "kind": "tool", "id": "receding-or-maturing", "title": "Receding or Maturing Hairline? Check It Feature by Feature", "url": "/tools/receding-or-maturing/", "key": "underEighteenC", "label": "What our androgenetic alopecia guide says under-18s need" } ] }, { "id": "c02-1", "value": "15", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "of hair is resting on a healthy scalp", "quote": "In healthy individuals, 15% of hair is in telogen", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "panel", "id": "enhancements", "title": "Reading experience", "url": "", "key": "teTelogenNormal", "label": "of hair is resting on a healthy scalp" } ] }, { "id": "c02-2", "value": "95", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Share of acute cases described as resolving once the trigger is gone", "quote": "95% of acute TE cases resolve", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "tool", "id": "shedding-timeline", "title": "Shedding Timeline Projector", "url": "/tools/shedding-timeline/", "key": "acuteResolve", "label": "Share of acute cases described as resolving once the trigger is gone" }, { "kind": "panel", "id": "enhancements", "title": "Reading experience", "url": "", "key": "teResolves", "label": "of acute cases resolve once the trigger is gone" } ] }, { "id": "c02-3", "value": "95", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Share of acute cases in which full recovery is expected", "quote": "In 95% of acute telogen effluvium cases", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "figure", "id": "telogen-effluvium-timeline", "title": "Why the shedding starts months after the thing that caused it", "url": "/figures/telogen-effluvium-timeline/", "key": "fullRecovery", "label": "Share of acute cases in which full recovery is expected" } ] }, { "id": "c02-4", "value": "33", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Share of cases in which no specific trigger is ever identified", "quote": "In approximately 33% of cases, no specific trigger is identified.", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "tool", "id": "shedding-timeline", "title": "Shedding Timeline Projector", "url": "/tools/shedding-timeline/", "key": "noTrigger", "label": "Share of cases in which no specific trigger is ever identified" } ] }, { "id": "c02-5", "value": "approximately 33", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Share of cases in which no specific trigger is identified", "quote": "In approximately 33% of cases, no specific trigger is identified.", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "figure", "id": "telogen-effluvium-timeline", "title": "Why the shedding starts months after the thing that caused it", "url": "/figures/telogen-effluvium-timeline/", "key": "noTriggerFound", "label": "Share of cases in which no specific trigger is identified" } ] }, { "id": "c02-6", "value": "25-50", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Share of hair in telogen during telogen effluvium", "quote": "during TE, this can rise to 25-50% or higher", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "figure", "id": "hair-cycle", "title": "The hair growth cycle", "url": "/figures/hair-cycle/", "key": "telogenShareInTE", "label": "Share of hair in telogen during telogen effluvium" }, { "kind": "figure", "id": "telogen-effluvium-timeline", "title": "Why the shedding starts months after the thing that caused it", "url": "/figures/telogen-effluvium-timeline/", "key": "telogenShareTE", "label": "Share of scalp hair in telogen during telogen effluvium" } ] }, { "id": "c02-7", "value": "85", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Share of scalp hair in anagen at any one moment", "quote": "About 85% of scalp hair is normally in anagen", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "figure", "id": "hair-cycle", "title": "The hair growth cycle", "url": "/figures/hair-cycle/", "key": "anagenShare", "label": "Share of scalp hair in anagen at any one moment" } ] }, { "id": "c02-8", "value": "about 15", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Share of scalp hair normally in telogen", "quote": "About 15% of scalp hair is normally in telogen", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "figure", "id": "telogen-effluvium-timeline", "title": "Why the shedding starts months after the thing that caused it", "url": "/figures/telogen-effluvium-timeline/", "key": "telogenShareNormal", "label": "Share of scalp hair normally in telogen" } ] }, { "id": "c02-9", "value": "15", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Share of scalp hair resting, and therefore due to shed, at any moment", "quote": "About 15% of scalp hair is normally in telogen", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "tool", "id": "how-much-shedding-is-normal", "title": "How much shedding is normal?", "url": "/tools/how-much-shedding-is-normal/", "key": "telogenShare", "label": "Share of scalp hair resting, and therefore due to shed, at any moment" }, { "kind": "figure", "id": "hair-cycle", "title": "The hair growth cycle", "url": "/figures/hair-cycle/", "key": "telogenShare", "label": "Share of scalp hair in telogen at any one moment" } ] }, { "id": "c02-10", "value": "25-50", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Where that share goes in telogen effluvium", "quote": "In healthy individuals, 15% of hair is in telogen; during TE, this can rise to 25-50% or higher.", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "tool", "id": "how-much-shedding-is-normal", "title": "How much shedding is normal?", "url": "/tools/how-much-shedding-is-normal/", "key": "telogenShareTE", "label": "Where that share goes in telogen effluvium" } ] }, { "id": "c02-11", "value": "3-4", "unit": "months postpartum", "kind": "time", "kindLabel": "Time", "measures": "A second guide in this corpus puts the peak earlier than W03 does, and the plate says so", "quote": "Shedding typically peaks 3-4 months postpartum.", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "figure", "id": "postpartum-timeline", "title": "The postpartum shedding curve", "url": "/figures/postpartum-timeline/", "key": "peakDisagreement", "label": "A second guide in this corpus puts the peak earlier than W03 does, and the plate says so" } ] }, { "id": "c02-12", "value": "4-28", "unit": "weeks", "kind": "time", "kindLabel": "Time", "measures": "A wider onset window, 4-28 weeks (mean about 13), is reported in our telogen effluvium guide", "quote": "shedding began 4-28 weeks after infection (mean about 13 weeks), in line with classic TE", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "tool", "id": "shedding-timeline", "title": "Shedding Timeline Projector", "url": "/tools/shedding-timeline/", "key": "covidOnsetEarly", "label": "A wider onset window, 4-28 weeks (mean about 13), is reported in our telogen effluvium guide" } ] }, { "id": "c02-13", "value": "2-7", "unit": "years", "kind": "time", "kindLabel": "Time", "measures": "Anagen, the growth phase, lasts 2-7 years for scalp hair", "quote": "Duration: 2-7 years for scalp hair", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "figure", "id": "hair-cycle", "title": "The hair growth cycle", "url": "/figures/hair-cycle/", "key": "anagenDuration", "label": "Anagen, the growth phase, lasts 2-7 years for scalp hair" } ] }, { "id": "c02-14", "value": "2–3", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "between the trigger and the shedding", "quote": "Hair loss appears 2-3 months after the triggering event", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "panel", "id": "enhancements", "title": "Reading experience", "url": "", "key": "teOnset", "label": "between the trigger and the shedding" } ] }, { "id": "c02-15", "value": "2-3", "unit": "weeks", "kind": "time", "kindLabel": "Time", "measures": "Catagen, the transition phase, lasts 2-3 weeks", "quote": "Duration: 2-3 weeks", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "figure", "id": "hair-cycle", "title": "The hair growth cycle", "url": "/figures/hair-cycle/", "key": "catagenDuration", "label": "Catagen, the transition phase, lasts 2-3 weeks" } ] }, { "id": "c02-16", "value": "12-18", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "Full cosmetic recovery at 12-18 months", "quote": "12-18 months: Full cosmetic recovery", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "tool", "id": "shedding-timeline", "title": "Shedding Timeline Projector", "url": "/tools/shedding-timeline/", "key": "cosmeticGeneric", "label": "Full cosmetic recovery at 12-18 months" }, { "kind": "figure", "id": "telogen-effluvium-timeline", "title": "Why the shedding starts months after the thing that caused it", "url": "/figures/telogen-effluvium-timeline/", "key": "recoveryWindow", "label": "When full cosmetic recovery is reached — the length of the final band" } ] }, { "id": "c02-17", "value": "3-6", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "How long shedding from telogen effluvium takes to stop once the trigger is removed", "quote": "Shedding takes 3-6 months to stop once the trigger is removed", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "tool", "id": "how-much-shedding-is-normal", "title": "How much shedding is normal?", "url": "/tools/how-much-shedding-is-normal/", "key": "teStops", "label": "How long shedding from telogen effluvium takes to stop once the trigger is removed" }, { "kind": "figure", "id": "telogen-effluvium-timeline", "title": "Why the shedding starts months after the thing that caused it", "url": "/figures/telogen-effluvium-timeline/", "key": "sheddingStops", "label": "How long shedding takes to stop once the trigger is removed" } ] }, { "id": "c02-18", "value": "4-28", "unit": "weeks", "kind": "time", "kindLabel": "Time", "measures": "Published post-COVID onset, in line with the classic course drawn here", "quote": "Onset 4-28 weeks after infection (mean about 13 weeks), in line with classic TE", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "figure", "id": "telogen-effluvium-timeline", "title": "Why the shedding starts months after the thing that caused it", "url": "/figures/telogen-effluvium-timeline/", "key": "covidOnset", "label": "Published post-COVID onset, in line with the classic course drawn here" } ] }, { "id": "c02-19", "value": "6-12", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "Regrowth becomes visible between months 6 and 12", "quote": "6-12 months: Regrowth becomes visible", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "tool", "id": "shedding-timeline", "title": "Shedding Timeline Projector", "url": "/tools/shedding-timeline/", "key": "regrowthGeneric", "label": "Regrowth becomes visible between months 6 and 12" }, { "kind": "figure", "id": "telogen-effluvium-timeline", "title": "Why the shedding starts months after the thing that caused it", "url": "/figures/telogen-effluvium-timeline/", "key": "regrowthWindow", "label": "When regrowth becomes visible — the length of the regrowth band" } ] }, { "id": "c02-20", "value": "3-6", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "Shedding gradually stops somewhere between months 3 and 6", "quote": "3-6 months: Shedding gradually stops", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "tool", "id": "shedding-timeline", "title": "Shedding Timeline Projector", "url": "/tools/shedding-timeline/", "key": "stopGeneric", "label": "Shedding gradually stops somewhere between months 3 and 6" }, { "kind": "figure", "id": "telogen-effluvium-timeline", "title": "Why the shedding starts months after the thing that caused it", "url": "/figures/telogen-effluvium-timeline/", "key": "sheddingWindow", "label": "When shedding gradually stops — the taper on the shedding band" } ] }, { "id": "c02-21", "value": "2-3", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "Shedding usually becomes noticeable 2-3 months after the trigger", "quote": "Hair loss appears 2-3 months after the triggering event as follicles prematurely shift from growth (anagen) to resting (telogen) phase.", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "tool", "id": "shedding-timeline", "title": "Shedding Timeline Projector", "url": "/tools/shedding-timeline/", "key": "onsetGeneric", "label": "Shedding usually becomes noticeable 2-3 months after the trigger" } ] }, { "id": "c02-22", "value": "about 3-4", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "Telogen, the resting phase, lasts about 3-4 months", "quote": "Duration: About 3-4 months", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "figure", "id": "hair-cycle", "title": "The hair growth cycle", "url": "/figures/hair-cycle/", "key": "telogenDuration", "label": "Telogen, the resting phase, lasts about 3-4 months" }, { "kind": "figure", "id": "telogen-effluvium-timeline", "title": "Why the shedding starts months after the thing that caused it", "url": "/figures/telogen-effluvium-timeline/", "key": "telogenDuration", "label": "How long telogen lasts — the clock the delay runs on" } ] }, { "id": "c02-23", "value": "more than 6", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "The duration that defines the chronic form, noted against month 6", "quote": "Duration: More than 6 months", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "figure", "id": "telogen-effluvium-timeline", "title": "Why the shedding starts months after the thing that caused it", "url": "/figures/telogen-effluvium-timeline/", "key": "chronicThreshold", "label": "The duration that defines the chronic form, noted against month 6" } ] }, { "id": "c02-24", "value": "2-3", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "The gap between a trigger and the shedding it causes", "quote": "Hair loss appears 2-3 months after the triggering event", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "tool", "id": "how-much-shedding-is-normal", "title": "How much shedding is normal?", "url": "/tools/how-much-shedding-is-normal/", "key": "teDelay", "label": "The gap between a trigger and the shedding it causes" }, { "kind": "figure", "id": "telogen-effluvium-timeline", "title": "Why the shedding starts months after the thing that caused it", "url": "/figures/telogen-effluvium-timeline/", "key": "lag", "label": "Delay between the triggering event and visible shedding — the length of the lag band" } ] }, { "id": "c02-25", "value": "6", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "When continued shedding is a reason to be seen", "quote": "Shedding persists beyond 6 months without improvement", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "tool", "id": "how-much-shedding-is-normal", "title": "How much shedding is normal?", "url": "/tools/how-much-shedding-is-normal/", "key": "persistFlag", "label": "When continued shedding is a reason to be seen" }, { "kind": "tool", "id": "shedding-timeline", "title": "Shedding Timeline Projector", "url": "/tools/shedding-timeline/", "key": "sixMonthFlag", "label": "Shedding that persists past 6 months without improvement is listed as a reason to be seen" } ] }, { "id": "c02-26", "value": "2-3", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "When noticeable shedding begins, marked by the rule across the plate", "quote": "2-3 months later: Noticeable shedding begins", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "figure", "id": "telogen-effluvium-timeline", "title": "Why the shedding starts months after the thing that caused it", "url": "/figures/telogen-effluvium-timeline/", "key": "sheddingOnset", "label": "When noticeable shedding begins, marked by the rule across the plate" } ] }, { "id": "c02-27", "value": "50-100", "unit": "hairs a day", "kind": "count", "kindLabel": "Counts", "measures": "Normal daily shedding", "quote": "You typically shed 50-100 hairs daily as part of normal cycling", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "figure", "id": "hair-cycle", "title": "The hair growth cycle", "url": "/figures/hair-cycle/", "key": "dailyShed", "label": "Normal daily shedding" }, { "kind": "figure", "id": "telogen-effluvium-timeline", "title": "Why the shedding starts months after the thing that caused it", "url": "/figures/telogen-effluvium-timeline/", "key": "normalShed", "label": "Normal daily shedding, the baseline the shedding band is read against" } ] }, { "id": "c02-28", "value": "50-100", "unit": "hairs/day", "kind": "count", "kindLabel": "Counts", "measures": "The same range, stated independently in the telogen effluvium guide", "quote": "You typically shed 50-100 hairs daily as part of normal cycling.", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "tool", "id": "how-much-shedding-is-normal", "title": "How much shedding is normal?", "url": "/tools/how-much-shedding-is-normal/", "key": "normalRangeConfirmed", "label": "The same range, stated independently in the telogen effluvium guide" } ] }, { "id": "c02-29", "value": "very brief", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Catagen is the shortest phase, and no share is published for it here", "quote": "Very brief transitional period", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "figure", "id": "hair-cycle", "title": "The hair growth cycle", "url": "/figures/hair-cycle/", "key": "catagenBrevity", "label": "Catagen is the shortest phase, and no share is published for it here" } ] }, { "id": "c02-30", "value": "metabolic stress", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Crash dieting and rapid weight loss", "quote": "Rapid weight loss—regardless of specific nutrients—signals metabolic stress.", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "tool", "id": "shedding-timeline", "title": "Shedding Timeline Projector", "url": "/tools/shedding-timeline/", "key": "dietNote", "label": "Crash dieting and rapid weight loss" } ] }, { "id": "c02-31", "value": "pushed out by the new hair", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "How a hair actually leaves the scalp", "quote": "At end of telogen, hair sheds as new anagen hair pushes it out", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "figure", "id": "hair-cycle", "title": "The hair growth cycle", "url": "/figures/hair-cycle/", "key": "exogenMechanism", "label": "How a hair actually leaves the scalp" } ] }, { "id": "c02-32", "value": "about half an inch", "unit": "a month", "kind": "named", "kindLabel": "Not a measurement", "measures": "How fast new hair grows, which is why the recovery band is long", "quote": "About half an inch per month.", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "figure", "id": "telogen-effluvium-timeline", "title": "Why the shedding starts months after the thing that caused it", "url": "/figures/telogen-effluvium-timeline/", "key": "growthRate", "label": "How fast new hair grows, which is why the recovery band is long" } ] }, { "id": "c02-33", "value": "a common trigger", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Illness and fever", "quote": "Febrile illness is one of the most common TE triggers.", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "tool", "id": "shedding-timeline", "title": "Shedding Timeline Projector", "url": "/tools/shedding-timeline/", "key": "feverNote", "label": "Illness and fever" } ] }, { "id": "c02-34", "value": "varies by drug", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Medication changes", "quote": "Many medications can trigger TE, though the association varies in strength", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "tool", "id": "shedding-timeline", "title": "Shedding Timeline Projector", "url": "/tools/shedding-timeline/", "key": "medicationNote", "label": "Medication changes" } ] }, { "id": "c02-35", "value": "well documented", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Severe psychological stress", "quote": "Severe emotional stress—bereavement, divorce, job loss, financial crisis—can trigger TE.", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "tool", "id": "shedding-timeline", "title": "Shedding Timeline Projector", "url": "/tools/shedding-timeline/", "key": "stressNote", "label": "Severe psychological stress" } ] }, { "id": "c02-36", "value": "same mechanism as postpartum", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Stopping estrogen-containing contraception", "quote": "Similar mechanism to postpartum—stopping estrogen-containing birth control can trigger synchronized telogen shift.", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "tool", "id": "shedding-timeline", "title": "Shedding Timeline Projector", "url": "/tools/shedding-timeline/", "key": "contraceptionNote", "label": "Stopping estrogen-containing contraception" } ] }, { "id": "c02-37", "value": "scales with the surgery", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Surgery and physical trauma", "quote": "Major surgery, severe injuries, and significant blood loss can trigger TE.", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "tool", "id": "shedding-timeline", "title": "Shedding Timeline Projector", "url": "/tools/shedding-timeline/", "key": "surgeryNote", "label": "Surgery and physical trauma" } ] }, { "id": "c02-38", "value": "be examined", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "The same flag in the telogen effluvium guide", "quote": "Hair loss is patchy (not diffuse)", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "tool", "id": "how-much-shedding-is-normal", "title": "How much shedding is normal?", "url": "/tools/how-much-shedding-is-normal/", "key": "patchyFlagTE", "label": "The same flag in the telogen effluvium guide" } ] }, { "id": "c02-39", "value": "shaft lengthens", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "What happens during anagen", "quote": "Active growth phase when hair shaft lengthens", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "figure", "id": "hair-cycle", "title": "The hair growth cycle", "url": "/figures/hair-cycle/", "key": "anagenAction", "label": "What happens during anagen" } ] }, { "id": "c02-40", "value": "shrinks and detaches", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "What happens during catagen", "quote": "Hair follicle shrinks and detaches from blood supply", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "figure", "id": "hair-cycle", "title": "The hair growth cycle", "url": "/figures/hair-cycle/", "key": "catagenAction", "label": "What happens during catagen" } ] }, { "id": "c02-41", "value": "dormant, still attached", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "What happens during telogen", "quote": "Hair is dormant but remains attached", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "figure", "id": "hair-cycle", "title": "The hair growth cycle", "url": "/figures/hair-cycle/", "key": "telogenState", "label": "What happens during telogen" }, { "kind": "figure", "id": "postpartum-timeline", "title": "The postpartum shedding curve", "url": "/figures/postpartum-timeline/", "key": "telogenAttached", "label": "Why the shafts in panel 2 stay full length with a club root, rather than shortening" }, { "kind": "figure", "id": "telogen-effluvium-timeline", "title": "Why the shedding starts months after the thing that caused it", "url": "/figures/telogen-effluvium-timeline/", "key": "lagState", "label": "Why the lag band is drawn as a resting state with nothing falling" } ] }, { "id": "c02-42", "value": "cosmetically significant length", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "What the final band describes as happening", "quote": "Hair reaching cosmetically significant length", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "figure", "id": "telogen-effluvium-timeline", "title": "Why the shedding starts months after the thing that caused it", "url": "/figures/telogen-effluvium-timeline/", "key": "cosmeticLength", "label": "What the final band describes as happening" } ] }, { "id": "c02-43", "value": "anagen to telogen, early", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "What the trigger does to the follicle, drawn as the start of the lag band", "quote": "follicles prematurely shift from growth (anagen) to resting (telogen) phase", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "figure", "id": "telogen-effluvium-timeline", "title": "Why the shedding starts months after the thing that caused it", "url": "/figures/telogen-effluvium-timeline/", "key": "triggerMechanism", "label": "What the trigger does to the follicle, drawn as the start of the lag band" } ] }, { "id": "c02-44", "value": "illness, stress, hormones, nutrition", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "What the trigger row lists as triggering events", "quote": "triggered by physical or emotional stress, hormonal changes, nutritional deficiencies, or illness", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "figure", "id": "telogen-effluvium-timeline", "title": "Why the shedding starts months after the thing that caused it", "url": "/figures/telogen-effluvium-timeline/", "key": "triggerKinds", "label": "What the trigger row lists as triggering events" } ] }, { "id": "c02-45", "value": "everywhere vs. affected areas", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why a doctor pulls from several places, not one", "quote": "In active TE, more hairs release than normal, and they're positive across the entire scalp—unlike androgenetic alopecia where the test is positive only in affected areas.", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "tool", "id": "how-much-shedding-is-normal", "title": "How much shedding is normal?", "url": "/tools/how-much-shedding-is-normal/", "key": "pullWhere", "label": "Why a doctor pulls from several places, not one" } ] }, { "id": "c02-46", "value": "falls elsewhere", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why a shower count still understates the true daily figure", "quote": "Avoiding washing just means the same hair falls elsewhere.", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "tool", "id": "how-much-shedding-is-normal", "title": "How much shedding is normal?", "url": "/tools/how-much-shedding-is-normal/", "key": "washElsewhere", "label": "Why a shower count still understates the true daily figure" } ] }, { "id": "c02-47", "value": "one place", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why a wash produces a bigger pile than a day does", "quote": "The hair that falls during washing would fall anyway—you're just collecting it in one place.", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "tool", "id": "how-much-shedding-is-normal", "title": "How much shedding is normal?", "url": "/tools/how-much-shedding-is-normal/", "key": "washCollects", "label": "Why a wash produces a bigger pile than a day does" } ] }, { "id": "c02-48", "value": "the telogen phase duration", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why the callout ties the lag to the length of telogen", "quote": "The 2-3 month delay between trigger and visible shedding directly corresponds to the telogen phase duration.", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "figure", "id": "telogen-effluvium-timeline", "title": "Why the shedding starts months after the thing that caused it", "url": "/figures/telogen-effluvium-timeline/", "key": "delayExplained", "label": "Why the callout ties the lag to the length of telogen" } ] }, { "id": "c02-49", "value": "months ago", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why the plate draws an arrow back from the shedding rule to the trigger", "quote": "This delay explains why patients often struggle to connect their shedding to a triggering event that happened months ago.", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "figure", "id": "telogen-effluvium-timeline", "title": "Why the shedding starts months after the thing that caused it", "url": "/figures/telogen-effluvium-timeline/", "key": "delayConfusion", "label": "Why the plate draws an arrow back from the shedding rule to the trigger" } ] }, { "id": "c02-50", "value": "not damaged", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why the vacated follicles in panel 3 are drawn intact rather than erased", "quote": "Your hair follicles aren't damaged", "guideCode": "C02", "guide": "Telogen Effluvium: Causes and Recovery Timeline", "guideUrl": "/telogen-effluvium/", "drawnBy": [ { "kind": "figure", "id": "postpartum-timeline", "title": "The postpartum shedding curve", "url": "/figures/postpartum-timeline/", "key": "folliclesIntact", "label": "Why the vacated follicles in panel 3 are drawn intact rather than erased" }, { "kind": "figure", "id": "telogen-effluvium-timeline", "title": "Why the shedding starts months after the thing that caused it", "url": "/figures/telogen-effluvium-timeline/", "key": "folliclesIntact", "label": "Why the plate ends in recovery rather than in loss" } ] }, { "id": "c03-1", "value": "70-80", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Share of alopecia areata that is the patchy form, printed under the first head", "quote": "The most common form, affecting 70-80% of people with AA.", "guideCode": "C03", "guide": "Alopecia Areata: Types, Treatment, and Outlook", "guideUrl": "/alopecia-areata/", "drawnBy": [ { "kind": "figure", "id": "alopecia-areata-patterns", "title": "The six patterns of alopecia areata", "url": "/figures/alopecia-areata-patterns/", "key": "patchyShare", "label": "Share of alopecia areata that is the patchy form, printed under the first head" } ] }, { "id": "c03-2", "value": "5", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Share of alopecia areata that is totalis", "quote": "Complete loss of all scalp hair. Affects approximately 5% of people with alopecia areata.", "guideCode": "C03", "guide": "Alopecia Areata: Types, Treatment, and Outlook", "guideUrl": "/alopecia-areata/", "drawnBy": [ { "kind": "figure", "id": "alopecia-areata-patterns", "title": "The six patterns of alopecia areata", "url": "/figures/alopecia-areata-patterns/", "key": "totalisShare", "label": "Share of alopecia areata that is totalis" } ] }, { "id": "c03-3", "value": "1", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Share of alopecia areata that is universalis", "quote": "Affects approximately 1% of AA patients.", "guideCode": "C03", "guide": "Alopecia Areata: Types, Treatment, and Outlook", "guideUrl": "/alopecia-areata/", "drawnBy": [ { "kind": "figure", "id": "alopecia-areata-patterns", "title": "The six patterns of alopecia areata", "url": "/figures/alopecia-areata-patterns/", "key": "universalisShare", "label": "Share of alopecia areata that is universalis" } ] }, { "id": "c03-4", "value": "30-50", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Share of patchy cases with spontaneous regrowth in the window printed beneath", "quote": "30-50% experience spontaneous regrowth within 6-12 months", "guideCode": "C03", "guide": "Alopecia Areata: Types, Treatment, and Outlook", "guideUrl": "/alopecia-areata/", "drawnBy": [ { "kind": "figure", "id": "alopecia-areata-patterns", "title": "The six patterns of alopecia areata", "url": "/figures/alopecia-areata-patterns/", "key": "patchyRegrowth", "label": "Share of patchy cases with spontaneous regrowth in the window printed beneath" } ] }, { "id": "c03-5", "value": "<10", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Spontaneous remission in totalis, printed beneath", "quote": "Spontaneous remission occurs in fewer than 10% of cases.", "guideCode": "C03", "guide": "Alopecia Areata: Types, Treatment, and Outlook", "guideUrl": "/alopecia-areata/", "drawnBy": [ { "kind": "figure", "id": "alopecia-areata-patterns", "title": "The six patterns of alopecia areata", "url": "/figures/alopecia-areata-patterns/", "key": "totalisRemission", "label": "Spontaneous remission in totalis, printed beneath" } ] }, { "id": "c03-6", "value": "<5", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Spontaneous remission in universalis, printed beneath", "quote": "Spontaneous remission is rare (<5%).", "guideCode": "C03", "guide": "Alopecia Areata: Types, Treatment, and Outlook", "guideUrl": "/alopecia-areata/", "drawnBy": [ { "kind": "figure", "id": "alopecia-areata-patterns", "title": "The six patterns of alopecia areata", "url": "/figures/alopecia-areata-patterns/", "key": "universalisRemission", "label": "Spontaneous remission in universalis, printed beneath" } ] }, { "id": "c03-7", "value": "6-12", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "The window over which that regrowth is reported", "quote": "30-50% experience spontaneous regrowth within 6-12 months", "guideCode": "C03", "guide": "Alopecia Areata: Types, Treatment, and Outlook", "guideUrl": "/alopecia-areata/", "drawnBy": [ { "kind": "figure", "id": "alopecia-areata-patterns", "title": "The six patterns of alopecia areata", "url": "/figures/alopecia-areata-patterns/", "key": "patchyWindow", "label": "The window over which that regrowth is reported" } ] }, { "id": "c03-8", "value": "regrowth possible", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "The consequence, as C03 states it for alopecia areata; the general form the plate prints is folliclesAlive, above", "quote": "Because follicles are preserved, regrowth is always possible", "guideCode": "C03", "guide": "Alopecia Areata: Types, Treatment, and Outlook", "guideUrl": "/alopecia-areata/", "drawnBy": [ { "kind": "figure", "id": "scarring-vs-nonscarring", "title": "Scarring and non-scarring hair loss, in cross-section", "url": "/figures/scarring-vs-nonscarring/", "key": "regrowthPossible", "label": "The consequence, as C03 states it for alopecia areata; the general form the plate prints is folliclesAlive, above" } ] }, { "id": "c03-9", "value": "trichoscopy or biopsy", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "The line under the diffuse head", "quote": "Often requires trichoscopy or biopsy for definitive diagnosis.", "guideCode": "C03", "guide": "Alopecia Areata: Types, Treatment, and Outlook", "guideUrl": "/alopecia-areata/", "drawnBy": [ { "kind": "figure", "id": "alopecia-areata-patterns", "title": "The six patterns of alopecia areata", "url": "/figures/alopecia-areata-patterns/", "key": "diffuseDiagnosis", "label": "The line under the diffuse head" } ] }, { "id": "c03-10", "value": "much rarer", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "The only share the draft gives for sisaipho", "quote": "Much rarer than ophiasis.", "guideCode": "C03", "guide": "Alopecia Areata: Types, Treatment, and Outlook", "guideUrl": "/alopecia-areata/", "drawnBy": [ { "kind": "figure", "id": "alopecia-areata-patterns", "title": "The six patterns of alopecia areata", "url": "/figures/alopecia-areata-patterns/", "key": "sisaiphoRarity", "label": "The only share the draft gives for sisaipho" } ] }, { "id": "c03-11", "value": "predictor", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "The plate's closing line", "quote": "Your pattern isn't just a description—it's a predictor.", "guideCode": "C03", "guide": "Alopecia Areata: Types, Treatment, and Outlook", "guideUrl": "/alopecia-areata/", "drawnBy": [ { "kind": "figure", "id": "alopecia-areata-patterns", "title": "The six patterns of alopecia areata", "url": "/figures/alopecia-areata-patterns/", "key": "patternPredicts", "label": "The plate's closing line" } ] }, { "id": "c03-12", "value": "dormant, not dead", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "The state of the middle follicle on the left: an open pore with nothing growing from it", "quote": "the follicles themselves aren't destroyed. They're dormant, not dead", "guideCode": "C03", "guide": "Alopecia Areata: Types, Treatment, and Outlook", "guideUrl": "/alopecia-areata/", "drawnBy": [ { "kind": "figure", "id": "scarring-vs-nonscarring", "title": "Scarring and non-scarring hair loss, in cross-section", "url": "/figures/scarring-vs-nonscarring/", "key": "dormantNotDead", "label": "The state of the middle follicle on the left: an open pore with nothing growing from it" } ] }, { "id": "c03-13", "value": "poor", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "The word printed under the ophiasis head", "quote": "It's considered a poor prognostic indicator.", "guideCode": "C03", "guide": "Alopecia Areata: Types, Treatment, and Outlook", "guideUrl": "/alopecia-areata/", "drawnBy": [ { "kind": "figure", "id": "alopecia-areata-patterns", "title": "The six patterns of alopecia areata", "url": "/figures/alopecia-areata-patterns/", "key": "ophiasisOutlook", "label": "The word printed under the ophiasis head" } ] }, { "id": "c03-14", "value": "no patches", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why the diffuse head is drawn thinned all over rather than with any patch", "quote": "Rapid, diffuse thinning across the entire scalp without distinct patches.", "guideCode": "C03", "guide": "Alopecia Areata: Types, Treatment, and Outlook", "guideUrl": "/alopecia-areata/", "drawnBy": [ { "kind": "figure", "id": "alopecia-areata-patterns", "title": "The six patterns of alopecia areata", "url": "/figures/alopecia-areata-patterns/", "key": "diffuseShape", "label": "Why the diffuse head is drawn thinned all over rather than with any patch" } ] }, { "id": "c03-15", "value": "coin-sized", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why the first head is drawn with round patches", "quote": "Characterized by one or more coin-sized, smooth, round or oval patches of hair loss.", "guideCode": "C03", "guide": "Alopecia Areata: Types, Treatment, and Outlook", "guideUrl": "/alopecia-areata/", "drawnBy": [ { "kind": "figure", "id": "alopecia-areata-patterns", "title": "The six patterns of alopecia areata", "url": "/figures/alopecia-areata-patterns/", "key": "patchyShape", "label": "Why the first head is drawn with round patches" } ] }, { "id": "c03-16", "value": "band", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why the ophiasis head is drawn as a band around the back and sides", "quote": "Hair loss in a band-like pattern along the hairline—typically around the back and sides of the scalp", "guideCode": "C03", "guide": "Alopecia Areata: Types, Treatment, and Outlook", "guideUrl": "/alopecia-areata/", "drawnBy": [ { "kind": "figure", "id": "alopecia-areata-patterns", "title": "The six patterns of alopecia areata", "url": "/figures/alopecia-areata-patterns/", "key": "ophiasisShape", "label": "Why the ophiasis head is drawn as a band around the back and sides" } ] }, { "id": "c03-17", "value": "opposite", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why the sisaipho head is the ophiasis head inverted", "quote": "The opposite pattern—hair loss in the central scalp with preservation along the hairline.", "guideCode": "C03", "guide": "Alopecia Areata: Types, Treatment, and Outlook", "guideUrl": "/alopecia-areata/", "drawnBy": [ { "kind": "figure", "id": "alopecia-areata-patterns", "title": "The six patterns of alopecia areata", "url": "/figures/alopecia-areata-patterns/", "key": "sisaiphoShape", "label": "Why the sisaipho head is the ophiasis head inverted" } ] }, { "id": "c03-18", "value": "all body hair", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why the universalis panel says the drawing cannot show all of it", "quote": "Complete loss of all body hair—scalp, eyebrows, eyelashes, beard, and body hair.", "guideCode": "C03", "guide": "Alopecia Areata: Types, Treatment, and Outlook", "guideUrl": "/alopecia-areata/", "drawnBy": [ { "kind": "figure", "id": "alopecia-areata-patterns", "title": "The six patterns of alopecia areata", "url": "/figures/alopecia-areata-patterns/", "key": "universalisScope", "label": "Why the universalis panel says the drawing cannot show all of it" } ] }, { "id": "c06-1", "value": "featureless", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "How the scarred surface reads to the eye", "quote": "Affected areas appear featureless without visible hair openings", "guideCode": "C06", "guide": "Frontal Fibrosing Alopecia: Complete Guide to Symptoms, Causes & Treatment (2026)", "guideUrl": "/frontal-fibrosing-alopecia/", "drawnBy": [ { "kind": "figure", "id": "scarring-vs-nonscarring", "title": "Scarring and non-scarring hair loss, in cross-section", "url": "/figures/scarring-vs-nonscarring/", "key": "featureless", "label": "How the scarred surface reads to the eye" } ] }, { "id": "c06-2", "value": "stem cells", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "The bulge as the site of the hair follicle stem cells", "quote": "the **bulge region**, which houses hair follicle stem cells", "guideCode": "C06", "guide": "Frontal Fibrosing Alopecia: Complete Guide to Symptoms, Causes & Treatment (2026)", "guideUrl": "/frontal-fibrosing-alopecia/", "drawnBy": [ { "kind": "figure", "id": "scarring-vs-nonscarring", "title": "Scarring and non-scarring hair loss, in cross-section", "url": "/figures/scarring-vs-nonscarring/", "key": "bulgeStemCells", "label": "The bulge as the site of the hair follicle stem cells" } ] }, { "id": "c06-3", "value": "most common", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "The note under the scarring list, and the reason C06 carries this plate", "quote": "most common form of scarring alopecia worldwide", "guideCode": "C06", "guide": "Frontal Fibrosing Alopecia: Complete Guide to Symptoms, Causes & Treatment (2026)", "guideUrl": "/frontal-fibrosing-alopecia/", "drawnBy": [ { "kind": "figure", "id": "scarring-vs-nonscarring", "title": "Scarring and non-scarring hair loss, in cross-section", "url": "/figures/scarring-vs-nonscarring/", "key": "ffaCommonest", "label": "The note under the scarring list, and the reason C06 carries this plate" } ] }, { "id": "c06-4", "value": "remain alive", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why the left-hand follicles are drawn whole even where no hair is emerging", "quote": "follicles remain alive even as they shrink, leaving the door open for regrowth", "guideCode": "C06", "guide": "Frontal Fibrosing Alopecia: Complete Guide to Symptoms, Causes & Treatment (2026)", "guideUrl": "/frontal-fibrosing-alopecia/", "drawnBy": [ { "kind": "figure", "id": "scarring-vs-nonscarring", "title": "Scarring and non-scarring hair loss, in cross-section", "url": "/figures/scarring-vs-nonscarring/", "key": "folliclesAlive", "label": "Why the left-hand follicles are drawn whole even where no hair is emerging" } ] }, { "id": "c06-5", "value": "scar tissue replaces", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why the right-hand follicle is drawn as a field of collagen, not a shrunken tube", "quote": "Scar tissue (fibrosis) gradually replaces the destroyed follicle structures.", "guideCode": "C06", "guide": "Frontal Fibrosing Alopecia: Complete Guide to Symptoms, Causes & Treatment (2026)", "guideUrl": "/frontal-fibrosing-alopecia/", "drawnBy": [ { "kind": "figure", "id": "scarring-vs-nonscarring", "title": "Scarring and non-scarring hair loss, in cross-section", "url": "/figures/scarring-vs-nonscarring/", "key": "fibrosisStep", "label": "Why the right-hand follicle is drawn as a field of collagen, not a shrunken tube" } ] }, { "id": "c07-1", "value": "87", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Sensitivity of absent follicular openings for scarring alopecia", "quote": "Studies show 87% sensitivity and 93% specificity.", "guideCode": "C07", "guide": "Scarring Alopecia Types and Management: Complete Guide", "guideUrl": "/scarring-alopecia-types/", "drawnBy": [ { "kind": "figure", "id": "scarring-vs-nonscarring", "title": "Scarring and non-scarring hair loss, in cross-section", "url": "/figures/scarring-vs-nonscarring/", "key": "sensitivity", "label": "Sensitivity of absent follicular openings for scarring alopecia" } ] }, { "id": "c07-2", "value": "3-7", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Share of hair clinic presentations that are scarring alopecias", "quote": "These conditions represent 3-7% of all hair clinic presentations.", "guideCode": "C07", "guide": "Scarring Alopecia Types and Management: Complete Guide", "guideUrl": "/scarring-alopecia-types/", "drawnBy": [ { "kind": "figure", "id": "scarring-vs-nonscarring", "title": "Scarring and non-scarring hair loss, in cross-section", "url": "/figures/scarring-vs-nonscarring/", "key": "clinicShare", "label": "Share of hair clinic presentations that are scarring alopecias" } ] }, { "id": "c07-3", "value": "93", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Specificity of absent follicular openings for scarring alopecia", "quote": "Studies show 87% sensitivity and 93% specificity.", "guideCode": "C07", "guide": "Scarring Alopecia Types and Management: Complete Guide", "guideUrl": "/scarring-alopecia-types/", "drawnBy": [ { "kind": "figure", "id": "scarring-vs-nonscarring", "title": "Scarring and non-scarring hair loss, in cross-section", "url": "/figures/scarring-vs-nonscarring/", "key": "specificity", "label": "Specificity of absent follicular openings for scarring alopecia" } ] }, { "id": "c07-4", "value": "CCCA", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Central centrifugal cicatricial alopecia, listed as lymphocytic", "quote": "**Central Centrifugal Cicatricial Alopecia (CCCA)**: Vertex-starting, spreading outward", "guideCode": "C07", "guide": "Scarring Alopecia Types and Management: Complete Guide", "guideUrl": "/scarring-alopecia-types/", "drawnBy": [ { "kind": "figure", "id": "scarring-vs-nonscarring", "title": "Scarring and non-scarring hair loss, in cross-section", "url": "/figures/scarring-vs-nonscarring/", "key": "ccca", "label": "Central centrifugal cicatricial alopecia, listed as lymphocytic" } ] }, { "id": "c07-5", "value": "DLE", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Discoid lupus erythematosus, listed as lymphocytic", "quote": "**Discoid Lupus Erythematosus (DLE)**: Associated with systemic lupus", "guideCode": "C07", "guide": "Scarring Alopecia Types and Management: Complete Guide", "guideUrl": "/scarring-alopecia-types/", "drawnBy": [ { "kind": "figure", "id": "scarring-vs-nonscarring", "title": "Scarring and non-scarring hair loss, in cross-section", "url": "/figures/scarring-vs-nonscarring/", "key": "dle", "label": "Discoid lupus erythematosus, listed as lymphocytic" } ] }, { "id": "c07-6", "value": "lymphocytic", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "First group heading on the scarring side", "quote": "inflammation characterizes the most common scarring alopecias", "guideCode": "C07", "guide": "Scarring Alopecia Types and Management: Complete Guide", "guideUrl": "/scarring-alopecia-types/", "drawnBy": [ { "kind": "figure", "id": "scarring-vs-nonscarring", "title": "Scarring and non-scarring hair loss, in cross-section", "url": "/figures/scarring-vs-nonscarring/", "key": "groupLymphocytic", "label": "First group heading on the scarring side" } ] }, { "id": "c07-7", "value": "FFA", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Frontal fibrosing alopecia, listed as lymphocytic", "quote": "**Frontal Fibrosing Alopecia (FFA)**: Band-like recession with eyebrow loss", "guideCode": "C07", "guide": "Scarring Alopecia Types and Management: Complete Guide", "guideUrl": "/scarring-alopecia-types/", "drawnBy": [ { "kind": "figure", "id": "scarring-vs-nonscarring", "title": "Scarring and non-scarring hair loss, in cross-section", "url": "/figures/scarring-vs-nonscarring/", "key": "ffa", "label": "Frontal fibrosing alopecia, listed as lymphocytic" } ] }, { "id": "c07-8", "value": "LPP", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Lichen planopilaris, listed as lymphocytic", "quote": "**Lichen Planopilaris (LPP)**: Multifocal patches with perifollicular scaling", "guideCode": "C07", "guide": "Scarring Alopecia Types and Management: Complete Guide", "guideUrl": "/scarring-alopecia-types/", "drawnBy": [ { "kind": "figure", "id": "scarring-vs-nonscarring", "title": "Scarring and non-scarring hair loss, in cross-section", "url": "/figures/scarring-vs-nonscarring/", "key": "lpp", "label": "Lichen planopilaris, listed as lymphocytic" } ] }, { "id": "c07-9", "value": "acne keloidalis nuchae", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Listed as mixed", "quote": "**Acne Keloidalis Nuchae**: Firm papules on posterior neck/scalp", "guideCode": "C07", "guide": "Scarring Alopecia Types and Management: Complete Guide", "guideUrl": "/scarring-alopecia-types/", "drawnBy": [ { "kind": "figure", "id": "scarring-vs-nonscarring", "title": "Scarring and non-scarring hair loss, in cross-section", "url": "/figures/scarring-vs-nonscarring/", "key": "akn", "label": "Listed as mixed" } ] }, { "id": "c07-10", "value": "erosive pustular dermatosis", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Listed as mixed", "quote": "**Erosive Pustular Dermatosis**: Rare, often post-surgical or post-radiation", "guideCode": "C07", "guide": "Scarring Alopecia Types and Management: Complete Guide", "guideUrl": "/scarring-alopecia-types/", "drawnBy": [ { "kind": "figure", "id": "scarring-vs-nonscarring", "title": "Scarring and non-scarring hair loss, in cross-section", "url": "/figures/scarring-vs-nonscarring/", "key": "epd", "label": "Listed as mixed" } ] }, { "id": "c07-11", "value": "folliculitis decalvans", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Listed as neutrophilic", "quote": "**Folliculitis Decalvans**: Pustules with characteristic", "guideCode": "C07", "guide": "Scarring Alopecia Types and Management: Complete Guide", "guideUrl": "/scarring-alopecia-types/", "drawnBy": [ { "kind": "figure", "id": "scarring-vs-nonscarring", "title": "Scarring and non-scarring hair loss, in cross-section", "url": "/figures/scarring-vs-nonscarring/", "key": "folliculitisDecalvans", "label": "Listed as neutrophilic" } ] }, { "id": "c07-12", "value": "dissecting cellulitis", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Listed as neutrophilic", "quote": "**Dissecting Cellulitis**: Painful nodules and interconnecting sinuses", "guideCode": "C07", "guide": "Scarring Alopecia Types and Management: Complete Guide", "guideUrl": "/scarring-alopecia-types/", "drawnBy": [ { "kind": "figure", "id": "scarring-vs-nonscarring", "title": "Scarring and non-scarring hair loss, in cross-section", "url": "/figures/scarring-vs-nonscarring/", "key": "dissectingCellulitis", "label": "Listed as neutrophilic" } ] }, { "id": "c07-13", "value": "pattern hair loss", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Placed outside the scarring group by C07", "quote": "You have pattern hair loss without scalp scarring", "guideCode": "C07", "guide": "Scarring Alopecia Types and Management: Complete Guide", "guideUrl": "/scarring-alopecia-types/", "drawnBy": [ { "kind": "figure", "id": "scarring-vs-nonscarring", "title": "Scarring and non-scarring hair loss, in cross-section", "url": "/figures/scarring-vs-nonscarring/", "key": "nonScarringAga", "label": "Placed outside the scarring group by C07" } ] }, { "id": "c07-14", "value": "alopecia areata", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Placed outside the scarring group by C07", "quote": "You have patchy hair loss with regrowth potential", "guideCode": "C07", "guide": "Scarring Alopecia Types and Management: Complete Guide", "guideUrl": "/scarring-alopecia-types/", "drawnBy": [ { "kind": "figure", "id": "scarring-vs-nonscarring", "title": "Scarring and non-scarring hair loss, in cross-section", "url": "/figures/scarring-vs-nonscarring/", "key": "nonScarringAa", "label": "Placed outside the scarring group by C07" } ] }, { "id": "c07-15", "value": "telogen effluvium", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Placed outside the scarring group by C07", "quote": "You have temporary hair loss from stress", "guideCode": "C07", "guide": "Scarring Alopecia Types and Management: Complete Guide", "guideUrl": "/scarring-alopecia-types/", "drawnBy": [ { "kind": "figure", "id": "scarring-vs-nonscarring", "title": "Scarring and non-scarring hair loss, in cross-section", "url": "/figures/scarring-vs-nonscarring/", "key": "nonScarringTe", "label": "Placed outside the scarring group by C07" } ] }, { "id": "c07-16", "value": "diffuse thinning", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Placed outside the scarring group by C07", "quote": "You're experiencing general thinning without inflammation", "guideCode": "C07", "guide": "Scarring Alopecia Types and Management: Complete Guide", "guideUrl": "/scarring-alopecia-types/", "drawnBy": [ { "kind": "figure", "id": "scarring-vs-nonscarring", "title": "Scarring and non-scarring hair loss, in cross-section", "url": "/figures/scarring-vs-nonscarring/", "key": "nonScarringDiffuse", "label": "Placed outside the scarring group by C07" } ] }, { "id": "c07-17", "value": "neutrophilic", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Second group heading on the scarring side", "quote": "inflammation creates pustular, often painful conditions", "guideCode": "C07", "guide": "Scarring Alopecia Types and Management: Complete Guide", "guideUrl": "/scarring-alopecia-types/", "drawnBy": [ { "kind": "figure", "id": "scarring-vs-nonscarring", "title": "Scarring and non-scarring hair loss, in cross-section", "url": "/figures/scarring-vs-nonscarring/", "key": "groupNeutrophilic", "label": "Second group heading on the scarring side" } ] }, { "id": "c07-18", "value": "openings present or absent", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "The comparison the two panels are built to make", "quote": "Scarring alopecia shows smooth, shiny scalp without visible follicular openings. Non-scarring alopecia retains these openings even in bald areas.", "guideCode": "C07", "guide": "Scarring Alopecia Types and Management: Complete Guide", "guideUrl": "/scarring-alopecia-types/", "drawnBy": [ { "kind": "figure", "id": "scarring-vs-nonscarring", "title": "Scarring and non-scarring hair loss, in cross-section", "url": "/figures/scarring-vs-nonscarring/", "key": "howToldApart", "label": "The comparison the two panels are built to make" } ] }, { "id": "c07-19", "value": "not possible", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "The consequence stated on the scarring side", "quote": "Regrowth in scarred areas is not possible", "guideCode": "C07", "guide": "Scarring Alopecia Types and Management: Complete Guide", "guideUrl": "/scarring-alopecia-types/", "drawnBy": [ { "kind": "figure", "id": "scarring-vs-nonscarring", "title": "Scarring and non-scarring hair loss, in cross-section", "url": "/figures/scarring-vs-nonscarring/", "key": "regrowthNotPossible", "label": "The consequence stated on the scarring side" } ] }, { "id": "c07-20", "value": "intact vs replaced", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "The distinction the whole figure draws", "quote": "Unlike non-scarring alopecias where follicles remain intact but dormant", "guideCode": "C07", "guide": "Scarring Alopecia Types and Management: Complete Guide", "guideUrl": "/scarring-alopecia-types/", "drawnBy": [ { "kind": "figure", "id": "scarring-vs-nonscarring", "title": "Scarring and non-scarring hair loss, in cross-section", "url": "/figures/scarring-vs-nonscarring/", "key": "divide", "label": "The distinction the whole figure draws" } ] }, { "id": "c07-21", "value": "absent follicular openings", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "The most reliable sign distinguishing the two on trichoscopy", "quote": "Absence of follicular openings (ostia)", "guideCode": "C07", "guide": "Scarring Alopecia Types and Management: Complete Guide", "guideUrl": "/scarring-alopecia-types/", "drawnBy": [ { "kind": "figure", "id": "scarring-vs-nonscarring", "title": "Scarring and non-scarring hair loss, in cross-section", "url": "/figures/scarring-vs-nonscarring/", "key": "hallmark", "label": "The most reliable sign distinguishing the two on trichoscopy" } ] }, { "id": "c07-22", "value": "mixed", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Third group heading on the scarring side", "quote": "Both lymphocytes and neutrophils", "guideCode": "C07", "guide": "Scarring Alopecia Types and Management: Complete Guide", "guideUrl": "/scarring-alopecia-types/", "drawnBy": [ { "kind": "figure", "id": "scarring-vs-nonscarring", "title": "Scarring and non-scarring hair loss, in cross-section", "url": "/figures/scarring-vs-nonscarring/", "key": "groupMixed", "label": "Third group heading on the scarring side" } ] }, { "id": "c07-23", "value": "fibrous scar tissue", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "What replaces the follicle on the scarring side of the drawing", "quote": "scarring alopecias replace follicles with fibrous scar tissue", "guideCode": "C07", "guide": "Scarring Alopecia Types and Management: Complete Guide", "guideUrl": "/scarring-alopecia-types/", "drawnBy": [ { "kind": "figure", "id": "scarring-vs-nonscarring", "title": "Scarring and non-scarring hair loss, in cross-section", "url": "/figures/scarring-vs-nonscarring/", "key": "fibrousReplacement", "label": "What replaces the follicle on the scarring side of the drawing" } ] }, { "id": "c07-24", "value": "bulge region", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "What the marked node on the left-hand follicles is, and why it is marked", "quote": "housing stem cells that regenerate hair through multiple growth cycles", "guideCode": "C07", "guide": "Scarring Alopecia Types and Management: Complete Guide", "guideUrl": "/scarring-alopecia-types/", "drawnBy": [ { "kind": "figure", "id": "scarring-vs-nonscarring", "title": "Scarring and non-scarring hair loss, in cross-section", "url": "/figures/scarring-vs-nonscarring/", "key": "bulgeRole", "label": "What the marked node on the left-hand follicles is, and why it is marked" } ] }, { "id": "c07-25", "value": "stopping progression", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "What treatment achieves on the scarring side", "quote": "Success means stopping progression", "guideCode": "C07", "guide": "Scarring Alopecia Types and Management: Complete Guide", "guideUrl": "/scarring-alopecia-types/", "drawnBy": [ { "kind": "figure", "id": "scarring-vs-nonscarring", "title": "Scarring and non-scarring hair loss, in cross-section", "url": "/figures/scarring-vs-nonscarring/", "key": "successMeans", "label": "What treatment achieves on the scarring side" } ] }, { "id": "c07-26", "value": "NAHRS", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Where the three groups on the scarring side come from", "quote": "the North American Hair Research Society established a classification system for primary cicatricial alopecias", "guideCode": "C07", "guide": "Scarring Alopecia Types and Management: Complete Guide", "guideUrl": "/scarring-alopecia-types/", "drawnBy": [ { "kind": "figure", "id": "scarring-vs-nonscarring", "title": "Scarring and non-scarring hair loss, in cross-section", "url": "/figures/scarring-vs-nonscarring/", "key": "classification", "label": "Where the three groups on the scarring side come from" } ] }, { "id": "c07-27", "value": "openings retained", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why the left-hand skin line is drawn broken by three follicular openings", "quote": "In non-scarring alopecia, even bald areas retain these openings", "guideCode": "C07", "guide": "Scarring Alopecia Types and Management: Complete Guide", "guideUrl": "/scarring-alopecia-types/", "drawnBy": [ { "kind": "figure", "id": "scarring-vs-nonscarring", "title": "Scarring and non-scarring hair loss, in cross-section", "url": "/figures/scarring-vs-nonscarring/", "key": "openingsRetained", "label": "Why the left-hand skin line is drawn broken by three follicular openings" } ] }, { "id": "c07-28", "value": "narrow", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why the plate closes on the timing rather than on the treatment", "quote": "The window for intervention is narrow", "guideCode": "C07", "guide": "Scarring Alopecia Types and Management: Complete Guide", "guideUrl": "/scarring-alopecia-types/", "drawnBy": [ { "kind": "figure", "id": "scarring-vs-nonscarring", "title": "Scarring and non-scarring hair loss, in cross-section", "url": "/figures/scarring-vs-nonscarring/", "key": "narrowWindow", "label": "Why the plate closes on the timing rather than on the treatment" } ] }, { "id": "c07-29", "value": "no openings", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why the right-hand skin line is drawn unbroken", "quote": "the skin no longer has the tiny openings (ostia) where hairs emerge", "guideCode": "C07", "guide": "Scarring Alopecia Types and Management: Complete Guide", "guideUrl": "/scarring-alopecia-types/", "drawnBy": [ { "kind": "figure", "id": "scarring-vs-nonscarring", "title": "Scarring and non-scarring hair loss, in cross-section", "url": "/figures/scarring-vs-nonscarring/", "key": "openingsGone", "label": "Why the right-hand skin line is drawn unbroken" } ] }, { "id": "c07-30", "value": "destroyed", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why the same node on the right-hand follicles is struck through", "quote": "Once the bulge is destroyed and replaced by collagen scar tissue", "guideCode": "C07", "guide": "Scarring Alopecia Types and Management: Complete Guide", "guideUrl": "/scarring-alopecia-types/", "drawnBy": [ { "kind": "figure", "id": "scarring-vs-nonscarring", "title": "Scarring and non-scarring hair loss, in cross-section", "url": "/figures/scarring-vs-nonscarring/", "key": "bulgeDestroyed", "label": "Why the same node on the right-hand follicles is struck through" } ] }, { "id": "c08-1", "value": "24-85", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Share of COVID-19 patients reported to shed", "quote": "COVID-19 triggers telogen effluvium (TE) in 24-85% of patients, typically starting 2-3 months after infection.", "guideCode": "C08", "guide": "Hair Loss After COVID: What Research Shows", "guideUrl": "/hair-loss-after-covid/", "drawnBy": [ { "kind": "tool", "id": "shedding-timeline", "title": "Shedding Timeline Projector", "url": "/tools/shedding-timeline/", "key": "covidShare", "label": "Share of COVID-19 patients reported to shed" } ] }, { "id": "c08-2", "value": "90", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Share of patients reported to recover fully", "quote": "Over 90% of patients experience full recovery", "guideCode": "C08", "guide": "Hair Loss After COVID: What Research Shows", "guideUrl": "/hair-loss-after-covid/", "drawnBy": [ { "kind": "tool", "id": "shedding-timeline", "title": "Shedding Timeline Projector", "url": "/tools/shedding-timeline/", "key": "covidRecoveryShare", "label": "Share of patients reported to recover fully" } ] }, { "id": "c08-3", "value": "56", "unit": "days", "kind": "time", "kindLabel": "Time", "measures": "Average onset in one study", "quote": "In one study, the average onset was 56 days—just under two months.", "guideCode": "C08", "guide": "Hair Loss After COVID: What Research Shows", "guideUrl": "/hair-loss-after-covid/", "drawnBy": [ { "kind": "tool", "id": "shedding-timeline", "title": "Shedding Timeline Projector", "url": "/tools/shedding-timeline/", "key": "covidOnsetAvg", "label": "Average onset in one study" } ] }, { "id": "c08-4", "value": "6-12", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "Full recovery typically takes 6-12 months", "quote": "Most people experience active shedding for 3-6 months, with full recovery taking 6-12 months.", "guideCode": "C08", "guide": "Hair Loss After COVID: What Research Shows", "guideUrl": "/hair-loss-after-covid/", "drawnBy": [ { "kind": "tool", "id": "shedding-timeline", "title": "Shedding Timeline Projector", "url": "/tools/shedding-timeline/", "key": "covidFullRecovery", "label": "Full recovery typically takes 6-12 months" } ] }, { "id": "c08-5", "value": "3-6", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "Heaviest shedding is reported 3-6 months after infection", "quote": "The most dramatic shedding usually occurs **3-6 months post-infection**.", "guideCode": "C08", "guide": "Hair Loss After COVID: What Research Shows", "guideUrl": "/hair-loss-after-covid/", "drawnBy": [ { "kind": "tool", "id": "shedding-timeline", "title": "Shedding Timeline Projector", "url": "/tools/shedding-timeline/", "key": "covidPeak", "label": "Heaviest shedding is reported 3-6 months after infection" } ] }, { "id": "c08-6", "value": "6-9", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "Recovery typically begins 6-9 months after infection", "quote": "**Recovery begins 3-6 months after shedding starts**, typically 6-9 months post-infection.", "guideCode": "C08", "guide": "Hair Loss After COVID: What Research Shows", "guideUrl": "/hair-loss-after-covid/", "drawnBy": [ { "kind": "tool", "id": "shedding-timeline", "title": "Shedding Timeline Projector", "url": "/tools/shedding-timeline/", "key": "covidRecoveryBegins", "label": "Recovery typically begins 6-9 months after infection" } ] }, { "id": "c08-7", "value": "2-3", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "Shedding usually starts 2-3 months after infection", "quote": "Hair loss typically begins **2-3 months after COVID-19 infection**", "guideCode": "C08", "guide": "Hair Loss After COVID: What Research Shows", "guideUrl": "/hair-loss-after-covid/", "drawnBy": [ { "kind": "tool", "id": "shedding-timeline", "title": "Shedding Timeline Projector", "url": "/tools/shedding-timeline/", "key": "covidOnset", "label": "Shedding usually starts 2-3 months after infection" } ] }, { "id": "c08-8", "value": "18", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "Thickness may take up to 18 months to return fully", "quote": "Hair thickness may take up to 18 months to completely return to pre-COVID levels.", "guideCode": "C08", "guide": "Hair Loss After COVID: What Research Shows", "guideUrl": "/hair-loss-after-covid/", "drawnBy": [ { "kind": "tool", "id": "shedding-timeline", "title": "Shedding Timeline Projector", "url": "/tools/shedding-timeline/", "key": "covidThickness", "label": "Thickness may take up to 18 months to return fully" } ] }, { "id": "c09-1", "value": "100-300+", "unit": "hairs a day", "kind": "count", "kindLabel": "Counts", "measures": "Daily shedding reported during the shedding window", "quote": "100-300+ hairs per day possible", "guideCode": "C09", "guide": "Stress-Related Hair Loss: Complete Recovery Guide", "guideUrl": "/stress-hair-loss-recovery/", "drawnBy": [ { "kind": "figure", "id": "telogen-effluvium-timeline", "title": "Why the shedding starts months after the thing that caused it", "url": "/figures/telogen-effluvium-timeline/", "key": "teShed", "label": "Daily shedding reported during the shedding window" } ] }, { "id": "c10-1", "value": "30", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Share of women with pattern hair loss who do not fit the Ludwig scale", "quote": "Approximately 30% of women with pattern hair loss don't fit the Ludwig scale", "guideCode": "C10", "guide": "Male vs Female Pattern Hair Loss: Key Differences Explained", "guideUrl": "/male-vs-female-pattern-hair-loss/", "drawnBy": [ { "kind": "figure", "id": "ludwig-scale", "title": "The Ludwig scale, grades I to III", "url": "/figures/ludwig-scale/", "key": "offScaleShare", "label": "Share of women with pattern hair loss who do not fit the Ludwig scale" } ] }, { "id": "c10-2", "value": "1970s", "unit": "", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "When the Ludwig scale was developed, printed under the grades heading", "quote": "The Ludwig scale (developed 1970s) classifies female pattern hair loss into 3 grades", "guideCode": "C10", "guide": "Male vs Female Pattern Hair Loss: Key Differences Explained", "guideUrl": "/male-vs-female-pattern-hair-loss/", "drawnBy": [ { "kind": "figure", "id": "ludwig-scale", "title": "The Ludwig scale, grades I to III", "url": "/figures/ludwig-scale/", "key": "scaleEra", "label": "When the Ludwig scale was developed, printed under the grades heading" } ] }, { "id": "c10-3", "value": "male-pattern recession", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "What those women show instead, printed alongside the 30%", "quote": "they show male-pattern recession at the temples or more localized thinning", "guideCode": "C10", "guide": "Male vs Female Pattern Hair Loss: Key Differences Explained", "guideUrl": "/male-vs-female-pattern-hair-loss/", "drawnBy": [ { "kind": "figure", "id": "ludwig-scale", "title": "The Ludwig scale, grades I to III", "url": "/figures/ludwig-scale/", "key": "offScalePattern", "label": "What those women show instead, printed alongside the 30%" } ] }, { "id": "dl01-1", "value": "20", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Hair-shaft diameter variation used as a diagnostic criterion", "quote": "Hair shaft diameter variation greater than 20% is a clinical diagnostic criterion.", "guideCode": "DL01", "guide": "How to Tell If You're Going Bald: Early Signs & Self-Assessment Guide (2026)", "guideUrl": "/signs-of-balding/", "drawnBy": [ { "kind": "tool", "id": "receding-or-maturing", "title": "Receding or Maturing Hairline? Check It Feature by Feature", "url": "/tools/receding-or-maturing/", "key": "diameterVariation", "label": "Hair-shaft diameter variation used as a diagnostic criterion" }, { "kind": "tool", "id": "how-much-shedding-is-normal", "title": "How much shedding is normal?", "url": "/tools/how-much-shedding-is-normal/", "key": "shedMixed", "label": "The variation between shed hairs that is a clinical criterion" } ] }, { "id": "dl01-2", "value": "50", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Men affected by age 50", "quote": "By age 50, half of men are affected.", "guideCode": "DL01", "guide": "How to Tell If You're Going Bald: Early Signs & Self-Assessment Guide (2026)", "guideUrl": "/signs-of-balding/", "drawnBy": [ { "kind": "tool", "id": "receding-or-maturing", "title": "Receding or Maturing Hairline? Check It Feature by Feature", "url": "/tools/receding-or-maturing/", "key": "affectedBy50", "label": "Men affected by age 50" } ] }, { "id": "dl01-3", "value": "25", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Men showing signs before age 21", "quote": "About 25% of men show signs before age 21.", "guideCode": "DL01", "guide": "How to Tell If You're Going Bald: Early Signs & Self-Assessment Guide (2026)", "guideUrl": "/signs-of-balding/", "drawnBy": [ { "kind": "tool", "id": "receding-or-maturing", "title": "Receding or Maturing Hairline? Check It Feature by Feature", "url": "/tools/receding-or-maturing/", "key": "signsBefore21", "label": "Men showing signs before age 21" } ] }, { "id": "dl01-4", "value": "6–12", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "How long a photo comparison needs to settle the question", "quote": "Photo documentation over 6-12 months reveals which pattern you're experiencing.", "guideCode": "DL01", "guide": "How to Tell If You're Going Bald: Early Signs & Self-Assessment Guide (2026)", "guideUrl": "/signs-of-balding/", "drawnBy": [ { "kind": "tool", "id": "receding-or-maturing", "title": "Receding or Maturing Hairline? Check It Feature by Feature", "url": "/tools/receding-or-maturing/", "key": "reviewWindow", "label": "How long a photo comparison needs to settle the question" } ] }, { "id": "dl01-5", "value": "17-30", "unit": "years", "kind": "time", "kindLabel": "Time", "measures": "The age range over which the mature hairline normally forms", "quote": "most men develop this naturally between ages 17-30", "guideCode": "DL01", "guide": "How to Tell If You're Going Bald: Early Signs & Self-Assessment Guide (2026)", "guideUrl": "/signs-of-balding/", "drawnBy": [ { "kind": "figure", "id": "hairline-mature-vs-receding", "title": "Mature hairline or receding hairline", "url": "/figures/hairline-mature-vs-receding/", "key": "matureAge", "label": "The age range over which the mature hairline normally forms" } ] }, { "id": "dl01-6", "value": "17–30", "unit": "years", "kind": "time", "kindLabel": "Time", "measures": "The age window in which a hairline normally matures", "quote": "most men develop this naturally between ages 17-30", "guideCode": "DL01", "guide": "How to Tell If You're Going Bald: Early Signs & Self-Assessment Guide (2026)", "guideUrl": "/signs-of-balding/", "drawnBy": [ { "kind": "tool", "id": "receding-or-maturing", "title": "Receding or Maturing Hairline? Check It Feature by Feature", "url": "/tools/receding-or-maturing/", "key": "maturationAges", "label": "The age window in which a hairline normally matures" } ] }, { "id": "dl01-7", "value": "1–2", "unit": "cm", "kind": "size", "kindLabel": "Sizes", "measures": "How far a mature hairline sits back from the juvenile one", "quote": "This typically involves minor recession of 1-2 centimeters and often corresponds to Norwood Stage 2.", "guideCode": "DL01", "guide": "How to Tell If You're Going Bald: Early Signs & Self-Assessment Guide (2026)", "guideUrl": "/signs-of-balding/", "drawnBy": [ { "kind": "tool", "id": "receding-or-maturing", "title": "Receding or Maturing Hairline? Check It Feature by Feature", "url": "/tools/receding-or-maturing/", "key": "maturationRecession", "label": "How far a mature hairline sits back from the juvenile one" } ] }, { "id": "dl01-8", "value": "1-2", "unit": "cm", "kind": "size", "kindLabel": "Sizes", "measures": "How far the mature hairline sits behind the juvenile one — the depth drawn on the middle head", "quote": "This typically involves minor recession of 1-2 centimeters and often corresponds to Norwood Stage 2.", "guideCode": "DL01", "guide": "How to Tell If You're Going Bald: Early Signs & Self-Assessment Guide (2026)", "guideUrl": "/signs-of-balding/", "drawnBy": [ { "kind": "figure", "id": "hairline-mature-vs-receding", "title": "Mature hairline or receding hairline", "url": "/figures/hairline-mature-vs-receding/", "key": "matureDepth", "label": "How far the mature hairline sits behind the juvenile one — the depth drawn on the middle head" } ] }, { "id": "dl01-9", "value": "100", "unit": "hairs/day", "kind": "count", "kindLabel": "Counts", "measures": "Consistently above this, over several weeks, is what the guide flags", "quote": "If you're consistently losing more than 100 hairs daily over several weeks, it may indicate telogen effluvium or early pattern baldness.", "guideCode": "DL01", "guide": "How to Tell If You're Going Bald: Early Signs & Self-Assessment Guide (2026)", "guideUrl": "/signs-of-balding/", "drawnBy": [ { "kind": "tool", "id": "how-much-shedding-is-normal", "title": "How much shedding is normal?", "url": "/tools/how-much-shedding-is-normal/", "key": "sustainedThreshold", "label": "Consistently above this, over several weeks, is what the guide flags" } ] }, { "id": "dl01-10", "value": "300", "unit": "hairs/day", "kind": "count", "kindLabel": "Counts", "measures": "The highest daily figure either guide states, given for telogen effluvium", "quote": "Up to 300 hairs per day, triggered by stress, illness, medication, or hormonal changes.", "guideCode": "DL01", "guide": "How to Tell If You're Going Bald: Early Signs & Self-Assessment Guide (2026)", "guideUrl": "/signs-of-balding/", "drawnBy": [ { "kind": "tool", "id": "how-much-shedding-is-normal", "title": "How much shedding is normal?", "url": "/tools/how-much-shedding-is-normal/", "key": "teCeiling", "label": "The highest daily figure either guide states, given for telogen effluvium" } ] }, { "id": "dl01-11", "value": "50-100", "unit": "hairs/day", "kind": "count", "kindLabel": "Counts", "measures": "The published normal daily shedding range", "quote": "You shed 50-100 hairs every day as part of the natural hair growth cycle.", "guideCode": "DL01", "guide": "How to Tell If You're Going Bald: Early Signs & Self-Assessment Guide (2026)", "guideUrl": "/signs-of-balding/", "drawnBy": [ { "kind": "tool", "id": "how-much-shedding-is-normal", "title": "How much shedding is normal?", "url": "/tools/how-much-shedding-is-normal/", "key": "normalRange", "label": "The published normal daily shedding range" } ] }, { "id": "dl01-12", "value": "more than 6", "unit": "hairs", "kind": "count", "kindLabel": "Counts", "measures": "The pull test result the guide calls elevated", "quote": "**Elevated shedding**: More than 6 hairs (more than 10%)", "guideCode": "DL01", "guide": "How to Tell If You're Going Bald: Early Signs & Self-Assessment Guide (2026)", "guideUrl": "/signs-of-balding/", "drawnBy": [ { "kind": "tool", "id": "how-much-shedding-is-normal", "title": "How much shedding is normal?", "url": "/tools/how-much-shedding-is-normal/", "key": "pullElevated", "label": "The pull test result the guide calls elevated" } ] }, { "id": "dl01-13", "value": "1-3", "unit": "hairs", "kind": "count", "kindLabel": "Counts", "measures": "The pull test result the guide calls normal", "quote": "**Normal result**: 1-3 hairs (about 5% or less)", "guideCode": "DL01", "guide": "How to Tell If You're Going Bald: Early Signs & Self-Assessment Guide (2026)", "guideUrl": "/signs-of-balding/", "drawnBy": [ { "kind": "tool", "id": "how-much-shedding-is-normal", "title": "How much shedding is normal?", "url": "/tools/how-much-shedding-is-normal/", "key": "pullNormal", "label": "The pull test result the guide calls normal" } ] }, { "id": "dl01-14", "value": "60", "unit": "hairs", "kind": "count", "kindLabel": "Counts", "measures": "The size of the bundle a pull test uses", "quote": "Take a small section of about 60 hairs between your thumb and forefinger", "guideCode": "DL01", "guide": "How to Tell If You're Going Bald: Early Signs & Self-Assessment Guide (2026)", "guideUrl": "/signs-of-balding/", "drawnBy": [ { "kind": "tool", "id": "how-much-shedding-is-normal", "title": "How much shedding is normal?", "url": "/tools/how-much-shedding-is-normal/", "key": "pullSample", "label": "The size of the bundle a pull test uses" } ] }, { "id": "dl01-15", "value": "before age 21", "unit": "", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "An age at which the guide says to get looked at rather than wait", "quote": "Hair loss before age 21 (earlier onset often means more aggressive progression)", "guideCode": "DL01", "guide": "How to Tell If You're Going Bald: Early Signs & Self-Assessment Guide (2026)", "guideUrl": "/signs-of-balding/", "drawnBy": [ { "kind": "tool", "id": "receding-or-maturing", "title": "Receding or Maturing Hairline? Check It Feature by Feature", "url": "/tools/receding-or-maturing/", "key": "before21Flag", "label": "An age at which the guide says to get looked at rather than wait" } ] }, { "id": "dl01-16", "value": "1", "unit": "", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "The left-hand head, drawn with the hairline intact across the front", "quote": "Full coverage, juvenile hairline.", "guideCode": "DL01", "guide": "How to Tell If You're Going Bald: Early Signs & Self-Assessment Guide (2026)", "guideUrl": "/signs-of-balding/", "drawnBy": [ { "kind": "figure", "id": "hairline-mature-vs-receding", "title": "Mature hairline or receding hairline", "url": "/figures/hairline-mature-vs-receding/", "key": "juvenile", "label": "The left-hand head, drawn with the hairline intact across the front" } ] }, { "id": "dl01-17", "value": "2", "unit": "", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "The middle head, drawn as slight, even recession at both temples", "quote": "Slight recession at the temples.", "guideCode": "DL01", "guide": "How to Tell If You're Going Bald: Early Signs & Self-Assessment Guide (2026)", "guideUrl": "/signs-of-balding/", "drawnBy": [ { "kind": "figure", "id": "hairline-mature-vs-receding", "title": "Mature hairline or receding hairline", "url": "/figures/hairline-mature-vs-receding/", "key": "matureShape", "label": "The middle head, drawn as slight, even recession at both temples" } ] }, { "id": "dl01-18", "value": "3", "unit": "", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "The right-hand head, drawn with a deep M at the temples", "quote": "Deep recession at the temples creates a clear M, U, or V shape.", "guideCode": "DL01", "guide": "How to Tell If You're Going Bald: Early Signs & Self-Assessment Guide (2026)", "guideUrl": "/signs-of-balding/", "drawnBy": [ { "kind": "figure", "id": "hairline-mature-vs-receding", "title": "Mature hairline or receding hairline", "url": "/figures/hairline-mature-vs-receding/", "key": "recedingShape", "label": "The right-hand head, drawn with a deep M at the temples" } ] }, { "id": "dl01-19", "value": "patchy loss", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "A finding that points away from pattern loss entirely", "quote": "Patchy hair loss (suggests alopecia areata or other conditions)", "guideCode": "DL01", "guide": "How to Tell If You're Going Bald: Early Signs & Self-Assessment Guide (2026)", "guideUrl": "/signs-of-balding/", "drawnBy": [ { "kind": "tool", "id": "receding-or-maturing", "title": "Receding or Maturing Hairline? Check It Feature by Feature", "url": "/tools/receding-or-maturing/", "key": "patchyLoss", "label": "A finding that points away from pattern loss entirely" } ] }, { "id": "dl01-20", "value": "rapid or sudden loss", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "A pattern our guide says is not typical of pattern baldness", "quote": "Rapid or sudden hair loss (not typical of pattern baldness)", "guideCode": "DL01", "guide": "How to Tell If You're Going Bald: Early Signs & Self-Assessment Guide (2026)", "guideUrl": "/signs-of-balding/", "drawnBy": [ { "kind": "tool", "id": "receding-or-maturing", "title": "Receding or Maturing Hairline? Check It Feature by Feature", "url": "/tools/receding-or-maturing/", "key": "suddenLoss", "label": "A pattern our guide says is not typical of pattern baldness" } ] }, { "id": "dl01-21", "value": "whole scalp", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "How telogen effluvium is distributed", "quote": "Affects the entire scalp diffusely.", "guideCode": "DL01", "guide": "How to Tell If You're Going Bald: Early Signs & Self-Assessment Guide (2026)", "guideUrl": "/signs-of-balding/", "drawnBy": [ { "kind": "tool", "id": "how-much-shedding-is-normal", "title": "How much shedding is normal?", "url": "/tools/how-much-shedding-is-normal/", "key": "teDiffuse", "label": "How telogen effluvium is distributed" } ] }, { "id": "dl01-22", "value": "itching, burning, scaling", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Scalp symptoms our guide sends for evaluation", "quote": "Hair loss accompanied by scalp symptoms (itching, burning, scaling)", "guideCode": "DL01", "guide": "How to Tell If You're Going Bald: Early Signs & Self-Assessment Guide (2026)", "guideUrl": "/signs-of-balding/", "drawnBy": [ { "kind": "tool", "id": "receding-or-maturing", "title": "Receding or Maturing Hairline? Check It Feature by Feature", "url": "/tools/receding-or-maturing/", "key": "scalpSymptoms", "label": "Scalp symptoms our guide sends for evaluation" } ] }, { "id": "dl01-23", "value": "stable vs. still moving", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "The difference that actually separates the two", "quote": "Maturation stops at a stable adult hairline. Pattern baldness continues progressing.", "guideCode": "DL01", "guide": "How to Tell If You're Going Bald: Early Signs & Self-Assessment Guide (2026)", "guideUrl": "/signs-of-balding/", "drawnBy": [ { "kind": "tool", "id": "receding-or-maturing", "title": "Receding or Maturing Hairline? Check It Feature by Feature", "url": "/tools/receding-or-maturing/", "key": "keyDifference", "label": "The difference that actually separates the two" } ] }, { "id": "dl01-24", "value": "self-assessment, and professional consultation", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "The last line of the plate", "quote": "Photo documentation, self-assessment, and professional consultation can clarify what you're experiencing and what you can do about it.", "guideCode": "DL01", "guide": "How to Tell If You're Going Bald: Early Signs & Self-Assessment Guide (2026)", "guideUrl": "/signs-of-balding/", "drawnBy": [ { "kind": "figure", "id": "hairline-mature-vs-receding", "title": "Mature hairline or receding hairline", "url": "/figures/hairline-mature-vs-receding/", "key": "closing", "label": "The last line of the plate" } ] }, { "id": "dl01-25", "value": "shedding, not cause", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "The one thing a pull test result cannot tell you", "quote": "This test indicates active shedding—not the type of hair loss.", "guideCode": "DL01", "guide": "How to Tell If You're Going Bald: Early Signs & Self-Assessment Guide (2026)", "guideUrl": "/signs-of-balding/", "drawnBy": [ { "kind": "tool", "id": "how-much-shedding-is-normal", "title": "How much shedding is normal?", "url": "/tools/how-much-shedding-is-normal/", "key": "pullMeaning", "label": "The one thing a pull test result cannot tell you" } ] }, { "id": "dl01-26", "value": "higher risk", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "What a family history changes", "quote": "If your father, grandfathers, or uncles experienced hair loss, you're at higher risk.", "guideCode": "DL01", "guide": "How to Tell If You're Going Bald: Early Signs & Self-Assessment Guide (2026)", "guideUrl": "/signs-of-balding/", "drawnBy": [ { "kind": "tool", "id": "receding-or-maturing", "title": "Receding or Maturing Hairline? Check It Feature by Feature", "url": "/tools/receding-or-maturing/", "key": "familyRisk", "label": "What a family history changes" } ] }, { "id": "dl01-27", "value": "patterned scalp visibility", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "What increased visible scalp at the temples or crown suggests", "quote": "Increased scalp visibility—especially in a pattern (temples, crown)—suggests thinning from pattern baldness.", "guideCode": "DL01", "guide": "How to Tell If You're Going Bald: Early Signs & Self-Assessment Guide (2026)", "guideUrl": "/signs-of-balding/", "drawnBy": [ { "kind": "tool", "id": "receding-or-maturing", "title": "Receding or Maturing Hairline? Check It Feature by Feature", "url": "/tools/receding-or-maturing/", "key": "scalpVisibility", "label": "What increased visible scalp at the temples or crown suggests" } ] }, { "id": "dl01-28", "value": "longer hairs", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "What long shed hairs are associated with", "quote": "**Longer shed hairs** typically indicate telogen effluvium—hair that grew normally but shed early due to a trigger.", "guideCode": "DL01", "guide": "How to Tell If You're Going Bald: Early Signs & Self-Assessment Guide (2026)", "guideUrl": "/signs-of-balding/", "drawnBy": [ { "kind": "tool", "id": "how-much-shedding-is-normal", "title": "How much shedding is normal?", "url": "/tools/how-much-shedding-is-normal/", "key": "shedLong", "label": "What long shed hairs are associated with" } ] }, { "id": "dl01-29", "value": "fine, short, unpigmented hairs", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "What miniaturisation looks like where terminal hairs were", "quote": "Presence of fine, short, unpigmented hairs where terminal hairs once grew.", "guideCode": "DL01", "guide": "How to Tell If You're Going Bald: Early Signs & Self-Assessment Guide (2026)", "guideUrl": "/signs-of-balding/", "drawnBy": [ { "kind": "tool", "id": "receding-or-maturing", "title": "Receding or Maturing Hairline? Check It Feature by Feature", "url": "/tools/receding-or-maturing/", "key": "vellusConversion", "label": "What miniaturisation looks like where terminal hairs were" } ] }, { "id": "dl01-30", "value": "the hallmark sign", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "What our guide calls miniaturisation", "quote": "This is the hallmark sign", "guideCode": "DL01", "guide": "How to Tell If You're Going Bald: Early Signs & Self-Assessment Guide (2026)", "guideUrl": "/signs-of-balding/", "drawnBy": [ { "kind": "tool", "id": "receding-or-maturing", "title": "Receding or Maturing Hairline? Check It Feature by Feature", "url": "/tools/receding-or-maturing/", "key": "hallmarkSign", "label": "What our guide calls miniaturisation" } ] }, { "id": "dl01-31", "value": "shorter, thinner hairs", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "What short, fine shed hairs are associated with", "quote": "**Shorter, thinner shed hairs** suggest miniaturization from pattern baldness—follicles producing progressively weaker hairs before they stop producing visible hair entirely.", "guideCode": "DL01", "guide": "How to Tell If You're Going Bald: Early Signs & Self-Assessment Guide (2026)", "guideUrl": "/signs-of-balding/", "drawnBy": [ { "kind": "tool", "id": "how-much-shedding-is-normal", "title": "How much shedding is normal?", "url": "/tools/how-much-shedding-is-normal/", "key": "shedShort", "label": "What short, fine shed hairs are associated with" } ] }, { "id": "dl01-32", "value": "past the mature line, M-shape, or crown", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "What takes recession past maturation", "quote": "When recession continues beyond the mature hairline, creates a pronounced M-shape with visible scalp at the temples, or is accompanied by crown thinning, it suggests pattern baldness.", "guideCode": "DL01", "guide": "How to Tell If You're Going Bald: Early Signs & Self-Assessment Guide (2026)", "guideUrl": "/signs-of-balding/", "drawnBy": [ { "kind": "tool", "id": "receding-or-maturing", "title": "Receding or Maturing Hairline? Check It Feature by Feature", "url": "/tools/receding-or-maturing/", "key": "beyondMature", "label": "What takes recession past maturation" } ] }, { "id": "dl01-33", "value": "pattern over count", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "What the guide says carries more information than the number itself", "quote": "The pattern and characteristics of loss matter more than the exact count.", "guideCode": "DL01", "guide": "How to Tell If You're Going Bald: Early Signs & Self-Assessment Guide (2026)", "guideUrl": "/signs-of-balding/", "drawnBy": [ { "kind": "tool", "id": "how-much-shedding-is-normal", "title": "How much shedding is normal?", "url": "/tools/how-much-shedding-is-normal/", "key": "countCaveat", "label": "What the guide says carries more information than the number itself" } ] }, { "id": "dl01-34", "value": "out of scope", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Who our signs-of-balding guide sets its self-assessment aside for", "quote": "You're under 18 and concerned about normal hairline maturation", "guideCode": "DL01", "guide": "How to Tell If You're Going Bald: Early Signs & Self-Assessment Guide (2026)", "guideUrl": "/signs-of-balding/", "drawnBy": [ { "kind": "tool", "id": "receding-or-maturing", "title": "Receding or Maturing Hairline? Check It Feature by Feature", "url": "/tools/receding-or-maturing/", "key": "underEighteenDL", "label": "Who our signs-of-balding guide sets its self-assessment aside for" } ] }, { "id": "dl01-35", "value": "be examined", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why patchy loss is not a counting problem", "quote": "Patchy hair loss (suggests alopecia areata or other conditions)", "guideCode": "DL01", "guide": "How to Tell If You're Going Bald: Early Signs & Self-Assessment Guide (2026)", "guideUrl": "/signs-of-balding/", "drawnBy": [ { "kind": "tool", "id": "how-much-shedding-is-normal", "title": "How much shedding is normal?", "url": "/tools/how-much-shedding-is-normal/", "key": "patchyFlag", "label": "Why patchy loss is not a counting problem" } ] }, { "id": "dl01-36", "value": "not necessarily pattern baldness", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why the middle head is labelled as usually normal", "quote": "This is often called a \"mature hairline\" and isn't necessarily pattern baldness", "guideCode": "DL01", "guide": "How to Tell If You're Going Bald: Early Signs & Self-Assessment Guide (2026)", "guideUrl": "/signs-of-balding/", "drawnBy": [ { "kind": "figure", "id": "hairline-mature-vs-receding", "title": "Mature hairline or receding hairline", "url": "/figures/hairline-mature-vs-receding/", "key": "matureNotBalding", "label": "Why the middle head is labelled as usually normal" } ] }, { "id": "dl01-37", "value": "pattern baldness", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why the right-hand head is labelled as the first stage of pattern loss", "quote": "When recession continues beyond the mature hairline, creates a pronounced M-shape with visible scalp at the temples, or is accompanied by crown thinning, it suggests pattern baldness.", "guideCode": "DL01", "guide": "How to Tell If You're Going Bald: Early Signs & Self-Assessment Guide (2026)", "guideUrl": "/signs-of-balding/", "drawnBy": [ { "kind": "figure", "id": "hairline-mature-vs-receding", "title": "Mature hairline or receding hairline", "url": "/figures/hairline-mature-vs-receding/", "key": "recedingMeans", "label": "Why the right-hand head is labelled as the first stage of pattern loss" } ] }, { "id": "dl02-1", "value": "80", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Alopecia patients with vitamin D deficiency", "quote": "Vitamin D deficiency appears in approximately 80% of alopecia patients", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "vitdAlopecia", "label": "Alopecia patients with vitamin D deficiency" } ] }, { "id": "dl02-2", "value": "25-30", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Hair-loss patients with anaemia on a CBC", "quote": "present in 25-30% of hair loss patients", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "anaemiaShare", "label": "Hair-loss patients with anaemia on a CBC" } ] }, { "id": "dl02-3", "value": "15", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Share of people with hair loss affected by thyroid dysfunction", "quote": "Both hypothyroidism and hyperthyroidism disrupt the hair growth cycle, affecting roughly 15% of people with hair loss", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "thyroidShare", "label": "Share of people with hair loss affected by thyroid dysfunction" } ] }, { "id": "dl02-4", "value": "25", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Women with androgen-excess signs whose testosterone is normal but androstenedione raised", "quote": "Research shows 25% of women with signs of androgen excess have normal testosterone but elevated androstenedione.", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "androCatch", "label": "Women with androgen-excess signs whose testosterone is normal but androstenedione raised" } ] }, { "id": "dl02-5", "value": "75", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Women with hormonal hair loss whose total testosterone is normal", "quote": "75% of women with hormonal hair loss have normal total testosterone", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "normalTotalT", "label": "Women with hormonal hair loss whose total testosterone is normal" } ] }, { "id": "dl02-6", "value": "40", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Women with thinning hair affected by low ferritin", "quote": "affecting up to 40% of women with thinning hair", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "ferritinPrev", "label": "Women with thinning hair affected by low ferritin" } ] }, { "id": "dl02-7", "value": "2-5", "unit": "day of cycle", "kind": "time", "kindLabel": "Time", "measures": "When hormone tests are most informative", "quote": "Hormone testing in women should ideally occur on days 2-5 of the menstrual cycle", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "cycleDay", "label": "When hormone tests are most informative" } ] }, { "id": "dl02-8", "value": ">4.0", "unit": "mIU/L", "kind": "lab", "kindLabel": "Lab values", "measures": "Above the laboratory range", "quote": "Elevated TSH (above 4.0 mIU/L)", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "tB5", "label": "Above the laboratory range" } ] }, { "id": "dl02-9", "value": "<0.4", "unit": "mIU/L", "kind": "lab", "kindLabel": "Lab values", "measures": "Below the laboratory range", "quote": "Low TSH (below 0.4 mIU/L)", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "tB1", "label": "Below the laboratory range" } ] }, { "id": "dl02-10", "value": "50-80", "unit": "ng/mL", "kind": "lab", "kindLabel": "Lab values", "measures": "DL02’s optimal range", "quote": "50-80 ng/mL is ideal for most people", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "vitdOptimalDL02", "label": "DL02’s optimal range" } ] }, { "id": "dl02-11", "value": "50", "unit": "ng/mL", "kind": "lab", "kindLabel": "Lab values", "measures": "Ferritin level below which hair loss is reported as associated", "quote": "Hair loss associated with <50 ng/mL", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "figure", "id": "blood-test-bands", "title": "Laboratory normal against the hair-relevant range", "url": "/figures/blood-test-bands/", "key": "ferritinLossThreshold", "label": "Ferritin level below which hair loss is reported as associated" } ] }, { "id": "dl02-12", "value": "30-100", "unit": "ng/mL", "kind": "lab", "kindLabel": "Lab values", "measures": "Laboratory reference range for 25-hydroxyvitamin D, the wide bar on the vitamin D row", "quote": "| Vitamin D | 30-100 ng/mL | 50-80 ng/mL |", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "figure", "id": "blood-test-bands", "title": "Laboratory normal against the hair-relevant range", "url": "/figures/blood-test-bands/", "key": "vitaminDLabRange", "label": "Laboratory reference range for 25-hydroxyvitamin D, the wide bar on the vitamin D row" } ] }, { "id": "dl02-13", "value": "15-150", "unit": "ng/mL", "kind": "lab", "kindLabel": "Lab values", "measures": "Laboratory reference range for ferritin in women, the wide bar on the ferritin row", "quote": "| Ferritin | 15-150 ng/mL (women) | >70 ng/mL |", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "figure", "id": "blood-test-bands", "title": "Laboratory normal against the hair-relevant range", "url": "/figures/blood-test-bands/", "key": "ferritinLabRange", "label": "Laboratory reference range for ferritin in women, the wide bar on the ferritin row" } ] }, { "id": "dl02-14", "value": "0.4-4.0", "unit": "mIU/L", "kind": "lab", "kindLabel": "Lab values", "measures": "Laboratory reference range for TSH, the wide bar on the TSH row", "quote": "| TSH | 0.4-4.0 mIU/L | 1.0-2.5 mIU/L |", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "figure", "id": "blood-test-bands", "title": "Laboratory normal against the hair-relevant range", "url": "/figures/blood-test-bands/", "key": "tshLabRange", "label": "Laboratory reference range for TSH, the wide bar on the TSH row" } ] }, { "id": "dl02-15", "value": "60.3", "unit": "ng/mL", "kind": "lab", "kindLabel": "Lab values", "measures": "Mean ferritin reported in controls without hair loss", "quote": "Controls without hair loss: average ferritin 60.3 ng/mL", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "figure", "id": "blood-test-bands", "title": "Laboratory normal against the hair-relevant range", "url": "/figures/blood-test-bands/", "key": "ferritinControlMean", "label": "Mean ferritin reported in controls without hair loss" } ] }, { "id": "dl02-16", "value": "16.3", "unit": "ng/mL", "kind": "lab", "kindLabel": "Lab values", "measures": "Mean ferritin reported in hair loss patients", "quote": "Hair loss patients: average ferritin 16.3 ng/mL", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "figure", "id": "blood-test-bands", "title": "Laboratory normal against the hair-relevant range", "url": "/figures/blood-test-bands/", "key": "ferritinPatientMean", "label": "Mean ferritin reported in hair loss patients" } ] }, { "id": "dl02-17", "value": "4-10", "unit": "mIU/L", "kind": "lab", "kindLabel": "Lab values", "measures": "Subclinical hypothyroidism still thins hair", "quote": "Even \"subclinical\" hypothyroidism (TSH 4-10 with normal T4) can cause hair thinning.", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "tshSubclinical", "label": "Subclinical hypothyroidism still thins hair" } ] }, { "id": "dl02-18", "value": "70 and above", "unit": "ng/mL", "kind": "lab", "kindLabel": "Lab values", "measures": "The ferritin level the guide gives as optimal for hair, drawn open-ended to the right", "quote": "| Ferritin | 15-150 ng/mL (women) | >70 ng/mL |", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "figure", "id": "blood-test-bands", "title": "Laboratory normal against the hair-relevant range", "url": "/figures/blood-test-bands/", "key": "ferritinHairRange", "label": "The ferritin level the guide gives as optimal for hair, drawn open-ended to the right" } ] }, { "id": "dl02-19", "value": "30", "unit": "ng/mL", "kind": "lab", "kindLabel": "Lab values", "measures": "The level many laboratories report as sufficient, quoted in the row note", "quote": "Many labs report >30 as \"sufficient\"", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "figure", "id": "blood-test-bands", "title": "Laboratory normal against the hair-relevant range", "url": "/figures/blood-test-bands/", "key": "vitaminDSufficient", "label": "The level many laboratories report as sufficient, quoted in the row note" } ] }, { "id": "dl02-20", "value": "60-120", "unit": "µg/dL", "kind": "lab", "kindLabel": "Lab values", "measures": "The serum zinc reference range the blood test guide gives, which differs from the one drawn", "quote": "| Zinc | 60-120 mcg/dL | Mid-upper range | Lower range associated with shedding |", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "figure", "id": "blood-test-bands", "title": "Laboratory normal against the hair-relevant range", "url": "/figures/blood-test-bands/", "key": "zincRangeElsewhere", "label": "The serum zinc reference range the blood test guide gives, which differs from the one drawn" } ] }, { "id": "dl02-21", "value": "1.0-2.5", "unit": "mIU/L", "kind": "lab", "kindLabel": "Lab values", "measures": "The TSH range the guide gives as optimal for hair", "quote": "| TSH | 0.4-4.0 mIU/L | 1.0-2.5 mIU/L |", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "figure", "id": "blood-test-bands", "title": "Laboratory normal against the hair-relevant range", "url": "/figures/blood-test-bands/", "key": "tshHairRange", "label": "The TSH range the guide gives as optimal for hair" } ] }, { "id": "dl02-22", "value": "50-80", "unit": "ng/mL", "kind": "lab", "kindLabel": "Lab values", "measures": "The vitamin D range the guide gives as optimal for hair", "quote": "| Vitamin D | 30-100 ng/mL | 50-80 ng/mL |", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "figure", "id": "blood-test-bands", "title": "Laboratory normal against the hair-relevant range", "url": "/figures/blood-test-bands/", "key": "vitaminDHairRange", "label": "The vitamin D range the guide gives as optimal for hair" } ] }, { "id": "dl02-23", "value": "<0.4", "unit": "mIU/L", "kind": "lab", "kindLabel": "Lab values", "measures": "What DL02 says about that band", "quote": "Suggests hyperthyroidism.", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "tB1d", "label": "What DL02 says about that band" } ] }, { "id": "dl02-24", "value": ">4.0", "unit": "mIU/L", "kind": "lab", "kindLabel": "Lab values", "measures": "What DL02 says about that band", "quote": "Suggests hypothyroidism.", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "tB5d", "label": "What DL02 says about that band" } ] }, { "id": "dl02-25", "value": "8-12 wks / 3 mo / 6-12 wks", "unit": "", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "When to retest each marker", "quote": "Retest ferritin after 8-12 weeks, vitamin D after 3 months, and thyroid markers after 6-12 weeks if on medication.", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "retestAll", "label": "When to retest each marker" } ] }, { "id": "dl02-26", "value": "B12", "unit": "", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "Why B12 is on the core list", "quote": "B12 deficiency causes hair loss and is more common than many realize", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "b12Why", "label": "Why B12 is on the core list" } ] }, { "id": "dl02-27", "value": "Free T4", "unit": "", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "Why Free T4 is added to TSH", "quote": "Free T4 provides additional information about active thyroid hormone.", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "ft4Why", "label": "Why Free T4 is added to TSH" } ] }, { "id": "dl02-28", "value": "any time", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Cycle timing after menopause", "quote": "Post-menopausal women can test any time.", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "postMenopause", "label": "Cycle timing after menopause" } ] }, { "id": "dl02-29", "value": "low yield", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "More tests the guide calls low-yield", "quote": "Genetic testing for hair loss is available but doesn’t change treatment decisions. Heavy metal testing is popular but rarely clinically useful.", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "overkill2", "label": "More tests the guide calls low-yield" } ] }, { "id": "dl02-30", "value": "rarely explains it", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Tests the guide calls low-yield for hair", "quote": "Comprehensive metabolic panels, liver function, and kidney function are good to have but rarely directly explain hair loss.", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "overkill", "label": "Tests the guide calls low-yield for hair" } ] }, { "id": "dl02-31", "value": "scalp symptoms", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "The scalp signs that change the workup", "quote": "Hair loss with scalp symptoms (redness, scaling, scarring)", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "scalpSymptoms", "label": "The scalp signs that change the workup" } ] }, { "id": "dl02-32", "value": "CBC", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "What a complete blood count measures", "quote": "Measures red blood cells, white blood cells, hemoglobin, and platelets.", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "cbcWhy", "label": "What a complete blood count measures" } ] }, { "id": "dl02-33", "value": "ANA", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "What an ANA screens for", "quote": "A screening test for autoimmune conditions.", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "anaWhy", "label": "What an ANA screens for" } ] }, { "id": "dl02-34", "value": "Androstenedione", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "What androstenedione is", "quote": "An androgen precursor.", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "androWhy", "label": "What androstenedione is" } ] }, { "id": "dl02-35", "value": "DHEA-S", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "What DHEA-S measures", "quote": "Measures adrenal androgen production.", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "dheasWhy", "label": "What DHEA-S measures" } ] }, { "id": "dl02-36", "value": "Free testosterone", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "What free testosterone measures", "quote": "The biologically active form. Calculated from total testosterone and SHBG.", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "freeTWhy", "label": "What free testosterone measures" } ] }, { "id": "dl02-37", "value": "LH and FSH", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "What LH and FSH show", "quote": "These pituitary hormones regulate ovarian function.", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "lhfshWhy", "label": "What LH and FSH show" } ] }, { "id": "dl02-38", "value": "Iron + TIBC", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "What serum iron and TIBC add", "quote": "Serum iron measures circulating iron; Total Iron Binding Capacity (TIBC) shows how much iron your blood could carry.", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "ironTibcWhy", "label": "What serum iron and TIBC add" } ] }, { "id": "dl02-39", "value": "SHBG", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "What SHBG does", "quote": "SHBG binds testosterone, reducing its availability.", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "shbgWhy", "label": "What SHBG does" } ] }, { "id": "dl02-40", "value": "Total testosterone", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "What total testosterone measures", "quote": "Measures total circulating testosterone.", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "totalTWhy", "label": "What total testosterone measures" } ] }, { "id": "dl02-41", "value": "TPO antibodies", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "What TPO antibodies identify", "quote": "Identifies autoimmune thyroid disease (Hashimoto’s thyroiditis).", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "tpoWhy", "label": "What TPO antibodies identify" } ] }, { "id": "dl02-42", "value": "TSH", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "What TSH is for", "quote": "TSH is the screening test for thyroid function.", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "tshWhy", "label": "What TSH is for" } ] }, { "id": "dl02-43", "value": "see someone", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Where DL02 puts sudden patchy loss", "quote": "sudden patchy hair loss (see a doctor urgently)", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "patchyUrgent", "label": "Where DL02 puts sudden patchy loss" } ] }, { "id": "dl02-44", "value": "normal ≠ optimal", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why a \"normal\" result can still be worth acting on", "quote": "Standard laboratory reference ranges are designed to identify disease, not optimize health.", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "normalNotOptimal", "label": "Why a \"normal\" result can still be worth acting on" } ] }, { "id": "dl02-45", "value": "context needed", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why a positive ANA is not self-explanatory", "quote": "Note that some healthy people have low-positive ANA without disease.", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "anaCaveat", "label": "Why a positive ANA is not self-explanatory" } ] }, { "id": "dl02-46", "value": "common", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why bringing a written list matters", "quote": "many doctors order incomplete panels", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "incompletePanels", "label": "Why bringing a written list matters" } ] }, { "id": "dl02-47", "value": "Ferritin", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why ferritin beats serum iron alone", "quote": "Ferritin reflects your body’s iron reserves better than serum iron alone.", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "ferritinWhy", "label": "Why ferritin beats serum iron alone" } ] }, { "id": "dl02-48", "value": "Prolactin", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why prolactin is checked", "quote": "Elevated prolactin (from pituitary issues or certain medications) can cause hair loss.", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "prolactinWhy", "label": "Why prolactin is checked" } ] }, { "id": "dl02-49", "value": "usually not", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why the guides do not route men to a hormone panel by default", "quote": "Male pattern baldness is caused by genetic sensitivity to normal testosterone levels, not elevated testosterone.", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "menHormones", "label": "Why the guides do not route men to a hormone panel by default" } ] }, { "id": "dl02-50", "value": "upper-normal", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why the shaded stretch on the TSH row sits above the hair range rather than below it", "quote": "Hair loss can occur at upper-normal", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "figure", "id": "blood-test-bands", "title": "Laboratory normal against the hair-relevant range", "url": "/figures/blood-test-bands/", "key": "tshUpperNormal", "label": "Why the shaded stretch on the TSH row sits above the hair range rather than below it" } ] }, { "id": "dl02-51", "value": "TG antibodies", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why thyroglobulin antibodies are run alongside TPO", "quote": "Another marker of autoimmune thyroid disease, often tested alongside TPO antibodies for complete assessment.", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "tgWhy", "label": "Why thyroglobulin antibodies are run alongside TPO" } ] }, { "id": "dl02-52", "value": "Zinc", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why zinc is on the core list", "quote": "Zinc is essential for hair follicle function and protein synthesis.", "guideCode": "DL02", "guide": "Hair Loss Blood Tests: What to Request and Why (2026)", "guideUrl": "/hair-loss-blood-tests/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "zincWhy", "label": "Why zinc is on the core list" } ] }, { "id": "dl03-1", "value": "3", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Share of men whose loss follows the Type A pattern, which is why it is drawn alongside 1-7", "quote": "Approximately 3% of men with pattern baldness follow the Type A progression pattern", "guideCode": "DL03", "guide": "The Norwood Scale Explained: Find Your Stage of Hair Loss (2026)", "guideUrl": "/norwood-scale/", "drawnBy": [ { "kind": "figure", "id": "norwood", "title": "The Norwood scale, stages 1 to 7 and the Type A variant", "url": "/figures/norwood/", "key": "typeAShare", "label": "Share of men whose loss follows the Type A pattern, which is why it is drawn alongside 1-7" } ] }, { "id": "dl03-2", "value": "17-30", "unit": "years", "kind": "time", "kindLabel": "Time", "measures": "Age range over which the mature hairline normally forms", "quote": "normal hairline maturation that occurs between ages 17-30", "guideCode": "DL03", "guide": "The Norwood Scale Explained: Find Your Stage of Hair Loss (2026)", "guideUrl": "/norwood-scale/", "drawnBy": [ { "kind": "figure", "id": "norwood", "title": "The Norwood scale, stages 1 to 7 and the Type A variant", "url": "/figures/norwood/", "key": "matureAge", "label": "Age range over which the mature hairline normally forms" } ] }, { "id": "dl03-3", "value": "1-2", "unit": "cm", "kind": "size", "kindLabel": "Sizes", "measures": "How far a Stage 2 hairline sits behind the juvenile one — the depth drawn at stage 2", "quote": "recession is typically 1-2 centimeters from the juvenile hairline", "guideCode": "DL03", "guide": "The Norwood Scale Explained: Find Your Stage of Hair Loss (2026)", "guideUrl": "/norwood-scale/", "drawnBy": [ { "kind": "figure", "id": "norwood", "title": "The Norwood scale, stages 1 to 7 and the Type A variant", "url": "/figures/norwood/", "key": "matureRecession", "label": "How far a Stage 2 hairline sits behind the juvenile one — the depth drawn at stage 2" } ] }, { "id": "dl03-4", "value": "1000", "unit": "men", "kind": "count", "kindLabel": "Counts", "measures": "Men studied when Norwood refined the scale in 1975", "quote": "refined it in 1975 after studying 1,000 Caucasian men", "guideCode": "DL03", "guide": "The Norwood Scale Explained: Find Your Stage of Hair Loss (2026)", "guideUrl": "/norwood-scale/", "drawnBy": [ { "kind": "figure", "id": "norwood", "title": "The Norwood scale, stages 1 to 7 and the Type A variant", "url": "/figures/norwood/", "key": "originalCohort", "label": "Men studied when Norwood refined the scale in 1975" } ] }, { "id": "dl03-5", "value": "7", "unit": "stages", "kind": "count", "kindLabel": "Counts", "measures": "Stages on the Norwood scale, minimal loss through extensive baldness", "quote": "with 7 stages from minimal loss (Stage 1) to extensive baldness (Stage 7)", "guideCode": "DL03", "guide": "The Norwood Scale Explained: Find Your Stage of Hair Loss (2026)", "guideUrl": "/norwood-scale/", "drawnBy": [ { "kind": "figure", "id": "norwood", "title": "The Norwood scale, stages 1 to 7 and the Type A variant", "url": "/figures/norwood/", "key": "scaleStages", "label": "Stages on the Norwood scale, minimal loss through extensive baldness" } ] }, { "id": "dl03-6", "value": "1", "unit": "", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "Stage 1 drawn with the hairline intact all the way across", "quote": "Full head of hair with no visible recession or thinning", "guideCode": "DL03", "guide": "The Norwood Scale Explained: Find Your Stage of Hair Loss (2026)", "guideUrl": "/norwood-scale/", "drawnBy": [ { "kind": "figure", "id": "norwood", "title": "The Norwood scale, stages 1 to 7 and the Type A variant", "url": "/figures/norwood/", "key": "shape1", "label": "Stage 1 drawn with the hairline intact all the way across" } ] }, { "id": "dl03-7", "value": "2", "unit": "", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "Stage 2 drawn as two shallow temple notches", "quote": "Slight recession at the temples, creating a gentle M-shape", "guideCode": "DL03", "guide": "The Norwood Scale Explained: Find Your Stage of Hair Loss (2026)", "guideUrl": "/norwood-scale/", "drawnBy": [ { "kind": "figure", "id": "norwood", "title": "The Norwood scale, stages 1 to 7 and the Type A variant", "url": "/figures/norwood/", "key": "shape2", "label": "Stage 2 drawn as two shallow temple notches" } ] }, { "id": "dl03-8", "value": "3", "unit": "", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "Stage 3 drawn with the temple notches deep enough to leave a clear central island", "quote": "Deep recession at the temples creating a pronounced M, U, or V shape", "guideCode": "DL03", "guide": "The Norwood Scale Explained: Find Your Stage of Hair Loss (2026)", "guideUrl": "/norwood-scale/", "drawnBy": [ { "kind": "figure", "id": "norwood", "title": "The Norwood scale, stages 1 to 7 and the Type A variant", "url": "/figures/norwood/", "key": "shape3", "label": "Stage 3 drawn with the temple notches deep enough to leave a clear central island" } ] }, { "id": "dl03-9", "value": "3v", "unit": "", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "Stage 3 vertex drawn as a stage 2 hairline plus a separate crown patch", "quote": "Some men experience thinning at the crown (vertex) while the hairline remains at Stage 2", "guideCode": "DL03", "guide": "The Norwood Scale Explained: Find Your Stage of Hair Loss (2026)", "guideUrl": "/norwood-scale/", "drawnBy": [ { "kind": "figure", "id": "norwood", "title": "The Norwood scale, stages 1 to 7 and the Type A variant", "url": "/figures/norwood/", "key": "shape3v", "label": "Stage 3 vertex drawn as a stage 2 hairline plus a separate crown patch" } ] }, { "id": "dl03-10", "value": "4", "unit": "", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "Stage 4 drawn with an unbroken band of hair between the front loss and the crown loss", "quote": "A band of hair (the \"bridge\") separates the frontal recession from the crown baldness", "guideCode": "DL03", "guide": "The Norwood Scale Explained: Find Your Stage of Hair Loss (2026)", "guideUrl": "/norwood-scale/", "drawnBy": [ { "kind": "figure", "id": "norwood", "title": "The Norwood scale, stages 1 to 7 and the Type A variant", "url": "/figures/norwood/", "key": "shape4", "label": "Stage 4 drawn with an unbroken band of hair between the front loss and the crown loss" } ] }, { "id": "dl03-11", "value": "5", "unit": "", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "Stage 5 drawn with that band narrowed to a thread", "quote": "The bridge of hair between the frontal area and crown is thinning significantly", "guideCode": "DL03", "guide": "The Norwood Scale Explained: Find Your Stage of Hair Loss (2026)", "guideUrl": "/norwood-scale/", "drawnBy": [ { "kind": "figure", "id": "norwood", "title": "The Norwood scale, stages 1 to 7 and the Type A variant", "url": "/figures/norwood/", "key": "shape5", "label": "Stage 5 drawn with that band narrowed to a thread" } ] }, { "id": "dl03-12", "value": "6", "unit": "", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "Stage 6 drawn as a single bald field with hair only around the rim", "quote": "leaving only a horseshoe pattern of hair around the sides and back", "guideCode": "DL03", "guide": "The Norwood Scale Explained: Find Your Stage of Hair Loss (2026)", "guideUrl": "/norwood-scale/", "drawnBy": [ { "kind": "figure", "id": "norwood", "title": "The Norwood scale, stages 1 to 7 and the Type A variant", "url": "/figures/norwood/", "key": "shape6", "label": "Stage 6 drawn as a single bald field with hair only around the rim" } ] }, { "id": "dl03-13", "value": "7", "unit": "", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "Stage 7 drawn with that rim narrowed further", "quote": "Only a narrow band of hair remains around the sides and back of the head", "guideCode": "DL03", "guide": "The Norwood Scale Explained: Find Your Stage of Hair Loss (2026)", "guideUrl": "/norwood-scale/", "drawnBy": [ { "kind": "figure", "id": "norwood", "title": "The Norwood scale, stages 1 to 7 and the Type A variant", "url": "/figures/norwood/", "key": "shape7", "label": "Stage 7 drawn with that rim narrowed further" } ] }, { "id": "dl03-14", "value": "3", "unit": "", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "The stage at which the scale starts counting loss as clinical balding", "quote": "Stage 3 is the first stage that qualifies as clinical balding", "guideCode": "DL03", "guide": "The Norwood Scale Explained: Find Your Stage of Hair Loss (2026)", "guideUrl": "/norwood-scale/", "drawnBy": [ { "kind": "figure", "id": "norwood", "title": "The Norwood scale, stages 1 to 7 and the Type A variant", "url": "/figures/norwood/", "key": "clinicalOnset", "label": "The stage at which the scale starts counting loss as clinical balding" } ] }, { "id": "dl03-15", "value": "A", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Type A drawn as a straight front-to-back edge with no island and no separate crown patch", "quote": "the hairline recedes uniformly from front to back", "guideCode": "DL03", "guide": "The Norwood Scale Explained: Find Your Stage of Hair Loss (2026)", "guideUrl": "/norwood-scale/", "drawnBy": [ { "kind": "figure", "id": "norwood", "title": "The Norwood scale, stages 1 to 7 and the Type A variant", "url": "/figures/norwood/", "key": "shapeA", "label": "Type A drawn as a straight front-to-back edge with no island and no separate crown patch" } ] }, { "id": "dl03-16", "value": "starting point", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why the key panel says matching yourself is a starting point, not a diagnosis", "quote": "Self-assessment provides a starting point", "guideCode": "DL03", "guide": "The Norwood Scale Explained: Find Your Stage of Hair Loss (2026)", "guideUrl": "/norwood-scale/", "drawnBy": [ { "kind": "figure", "id": "norwood", "title": "The Norwood scale, stages 1 to 7 and the Type A variant", "url": "/figures/norwood/", "key": "selfAssessment", "label": "Why the key panel says matching yourself is a starting point, not a diagnosis" } ] }, { "id": "dl05-1", "value": "40-60", "unit": "ng/mL", "kind": "lab", "kindLabel": "Lab values", "measures": "Adequate for hair", "quote": "Adequate for hair (40-60 ng/mL)", "guideCode": "DL05", "guide": "Ferritin and Hair Loss: Optimal Levels for Hair Growth (2026)", "guideUrl": "/ferritin-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "fB3", "label": "Adequate for hair" } ] }, { "id": "dl05-2", "value": "<20", "unit": "ng/mL", "kind": "lab", "kindLabel": "Lab values", "measures": "Critical deficiency", "quote": "Critical deficiency (<20 ng/mL)", "guideCode": "DL05", "guide": "Ferritin and Hair Loss: Optimal Levels for Hair Growth (2026)", "guideUrl": "/ferritin-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "fB1", "label": "Critical deficiency" } ] }, { "id": "dl05-3", "value": "60-70", "unit": "ng/mL", "kind": "lab", "kindLabel": "Lab values", "measures": "Good for hair", "quote": "Good for hair (60-70 ng/mL)", "guideCode": "DL05", "guide": "Ferritin and Hair Loss: Optimal Levels for Hair Growth (2026)", "guideUrl": "/ferritin-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "fB4", "label": "Good for hair" } ] }, { "id": "dl05-4", "value": "70-100", "unit": "ng/mL", "kind": "lab", "kindLabel": "Lab values", "measures": "Optimal for hair", "quote": "Optimal for hair (70-100 ng/mL)", "guideCode": "DL05", "guide": "Ferritin and Hair Loss: Optimal Levels for Hair Growth (2026)", "guideUrl": "/ferritin-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "fB5", "label": "Optimal for hair" }, { "kind": "figure", "id": "blood-test-bands", "title": "Laboratory normal against the hair-relevant range", "url": "/figures/blood-test-bands/", "key": "ferritinOptimalBand", "label": "The ferritin band the ferritin guide calls optimal for hair, cited in the row note" } ] }, { "id": "dl05-5", "value": "20-40", "unit": "ng/mL", "kind": "lab", "kindLabel": "Lab values", "measures": "Suboptimal", "quote": "Suboptimal (20-40 ng/mL)", "guideCode": "DL05", "guide": "Ferritin and Hair Loss: Optimal Levels for Hair Growth (2026)", "guideUrl": "/ferritin-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "fB2", "label": "Suboptimal" } ] }, { "id": "dl05-6", "value": "41", "unit": "ng/mL", "kind": "lab", "kindLabel": "Lab values", "measures": "The cutoff with 98% sensitivity and specificity", "quote": "Using 41 ng/mL as the cutoff yields 98% sensitivity and 98% specificity", "guideCode": "DL05", "guide": "Ferritin and Hair Loss: Optimal Levels for Hair Growth (2026)", "guideUrl": "/ferritin-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "ferritinCutoff", "label": "The cutoff with 98% sensitivity and specificity" } ] }, { "id": "dl05-7", "value": "70", "unit": "ng/mL", "kind": "lab", "kindLabel": "Lab values", "measures": "The level DL05 associates with the best outcomes", "quote": "Research suggests best outcomes at ferritin levels of 70 ng/mL or higher.", "guideCode": "DL05", "guide": "Ferritin and Hair Loss: Optimal Levels for Hair Growth (2026)", "guideUrl": "/ferritin-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "ferritinOptimal", "label": "The level DL05 associates with the best outcomes" } ] }, { "id": "dl05-8", "value": ">200", "unit": "ng/mL", "kind": "lab", "kindLabel": "Lab values", "measures": "The upper red flag", "quote": "Ferritin above 200 ng/mL without supplementation (may indicate iron overload or inflammation)", "guideCode": "DL05", "guide": "Ferritin and Hair Loss: Optimal Levels for Hair Growth (2026)", "guideUrl": "/ferritin-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "fAbove", "label": "The upper red flag" } ] }, { "id": "dl05-9", "value": "<20", "unit": "ng/mL", "kind": "lab", "kindLabel": "Lab values", "measures": "What DL05 says about that band", "quote": "Hair loss very likely to be occurring or imminent.", "guideCode": "DL05", "guide": "Ferritin and Hair Loss: Optimal Levels for Hair Growth (2026)", "guideUrl": "/ferritin-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "fB1d", "label": "What DL05 says about that band" } ] }, { "id": "dl05-10", "value": "20-40", "unit": "ng/mL", "kind": "lab", "kindLabel": "Lab values", "measures": "What DL05 says about that band", "quote": "Hair loss probable or contributing factor.", "guideCode": "DL05", "guide": "Ferritin and Hair Loss: Optimal Levels for Hair Growth (2026)", "guideUrl": "/ferritin-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "fB2d", "label": "What DL05 says about that band" } ] }, { "id": "dl05-11", "value": "40-60", "unit": "ng/mL", "kind": "lab", "kindLabel": "Lab values", "measures": "What DL05 says about that band", "quote": "Minimum level to support hair growth.", "guideCode": "DL05", "guide": "Ferritin and Hair Loss: Optimal Levels for Hair Growth (2026)", "guideUrl": "/ferritin-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "fB3d", "label": "What DL05 says about that band" } ] }, { "id": "dl05-12", "value": "60-70", "unit": "ng/mL", "kind": "lab", "kindLabel": "Lab values", "measures": "What DL05 says about that band", "quote": "Supports healthy hair growth.", "guideCode": "DL05", "guide": "Ferritin and Hair Loss: Optimal Levels for Hair Growth (2026)", "guideUrl": "/ferritin-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "fB4d", "label": "What DL05 says about that band" } ] }, { "id": "dl05-13", "value": "70-100", "unit": "ng/mL", "kind": "lab", "kindLabel": "Lab values", "measures": "What DL05 says about that band", "quote": "Ideal for hair density and growth.", "guideCode": "DL05", "guide": "Ferritin and Hair Loss: Optimal Levels for Hair Growth (2026)", "guideUrl": "/ferritin-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "fB5d", "label": "What DL05 says about that band" } ] }, { "id": "dl05-14", "value": "10-15", "unit": "ng/mL", "kind": "lab", "kindLabel": "Lab values", "measures": "Where laboratory \"normal\" starts", "quote": "Laboratory \"normal\" ferritin (10-15 ng/mL) is too low for optimal hair growth", "guideCode": "DL05", "guide": "Ferritin and Hair Loss: Optimal Levels for Hair Growth (2026)", "guideUrl": "/ferritin-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "ferritinLabLow", "label": "Where laboratory \"normal\" starts" } ] }, { "id": "dl05-15", "value": "can read high", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why ferritin alone can mislead", "quote": "Ferritin is an acute-phase reactant, meaning it can be falsely elevated by inflammation, infection, or liver disease.", "guideCode": "DL05", "guide": "Ferritin and Hair Loss: Optimal Levels for Hair Growth (2026)", "guideUrl": "/ferritin-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "ferritinInflam", "label": "Why ferritin alone can mislead" } ] }, { "id": "dl06-1", "value": "50 / 33", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Hair loss in hyperthyroidism vs hypothyroidism", "quote": "50% of people with hyperthyroidism and 33% with hypothyroidism experience hair loss", "guideCode": "DL06", "guide": "Thyroid Hair Loss: Complete Testing Guide + Optimal Levels (2026)", "guideUrl": "/thyroid-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "thyroidPrev", "label": "Hair loss in hyperthyroidism vs hypothyroidism" } ] }, { "id": "dl06-2", "value": "90", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Hashimoto’s patients with TPO antibodies present", "quote": "Present in 90% of Hashimoto’s thyroiditis patients.", "guideCode": "DL06", "guide": "Thyroid Hair Loss: Complete Testing Guide + Optimal Levels (2026)", "guideUrl": "/thyroid-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "tpoPrev", "label": "Hashimoto’s patients with TPO antibodies present" } ] }, { "id": "dl06-3", "value": "2", "unit": "days minimum", "kind": "time", "kindLabel": "Time", "measures": "The thyroid guide’s biotin rule", "quote": "Stop biotin supplements at least 2 days before testing (some sources recommend 3-7 days)", "guideCode": "DL06", "guide": "Thyroid Hair Loss: Complete Testing Guide + Optimal Levels (2026)", "guideUrl": "/thyroid-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "biotinStopDL06", "label": "The thyroid guide’s biotin rule" } ] }, { "id": "dl06-4", "value": "3.5", "unit": "mIU/L", "kind": "lab", "kindLabel": "Lab values", "measures": "Symptoms at a technically normal TSH", "quote": "Many people continue experiencing fatigue, cold intolerance, and hair loss when their TSH is technically \"normal\" (say, 3.5) but not optimal.", "guideCode": "DL06", "guide": "Thyroid Hair Loss: Complete Testing Guide + Optimal Levels (2026)", "guideUrl": "/thyroid-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "tshSymptomatic", "label": "Symptoms at a technically normal TSH" } ] }, { "id": "dl06-5", "value": "0.4-4.0", "unit": "mIU/L", "kind": "lab", "kindLabel": "Lab values", "measures": "The laboratory range", "quote": "Lab normal: 0.4-4.0 mIU/L", "guideCode": "DL06", "guide": "Thyroid Hair Loss: Complete Testing Guide + Optimal Levels (2026)", "guideUrl": "/thyroid-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "tB2", "label": "The laboratory range" } ] }, { "id": "dl06-6", "value": "0.5-2.5", "unit": "mIU/L", "kind": "lab", "kindLabel": "Lab values", "measures": "The range DL06 calls optimal", "quote": "Optimal for symptoms: 0.5-2.5 mIU/L", "guideCode": "DL06", "guide": "Thyroid Hair Loss: Complete Testing Guide + Optimal Levels (2026)", "guideUrl": "/thyroid-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "tB3", "label": "The range DL06 calls optimal" }, { "kind": "figure", "id": "blood-test-bands", "title": "Laboratory normal against the hair-relevant range", "url": "/figures/blood-test-bands/", "key": "tshRangeElsewhere", "label": "The TSH range the thyroid guide gives, which differs from the one drawn" } ] }, { "id": "dl06-7", "value": "0.3-3.0", "unit": "mIU/L", "kind": "lab", "kindLabel": "Lab values", "measures": "What the AACE recommends", "quote": "AACE recommends: 0.3-3.0 mIU/L", "guideCode": "DL06", "guide": "Thyroid Hair Loss: Complete Testing Guide + Optimal Levels (2026)", "guideUrl": "/thyroid-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "tB4", "label": "What the AACE recommends" } ] }, { "id": "dl06-8", "value": "5 tests", "unit": "", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "What a complete thyroid panel contains", "quote": "Request TSH, Free T4, Free T3, TPO antibodies, and TG antibodies.", "guideCode": "DL06", "guide": "Thyroid Hair Loss: Complete Testing Guide + Optimal Levels (2026)", "guideUrl": "/thyroid-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "fullThyroidPanel", "label": "What a complete thyroid panel contains" } ] }, { "id": "dl06-9", "value": "Free T3", "unit": "", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "What Free T3 adds", "quote": "The most biologically active thyroid hormone—the one that actually produces effects in your cells, including hair follicles.", "guideCode": "DL06", "guide": "Thyroid Hair Loss: Complete Testing Guide + Optimal Levels (2026)", "guideUrl": "/thyroid-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "ft3Why", "label": "What Free T3 adds" } ] }, { "id": "dl06-10", "value": "before your dose", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Timing if you already take thyroid medication", "quote": "If on thyroid medication, test before taking your morning dose", "guideCode": "DL06", "guide": "Thyroid Hair Loss: Complete Testing Guide + Optimal Levels (2026)", "guideUrl": "/thyroid-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "thyroidDose", "label": "Timing if you already take thyroid medication" } ] }, { "id": "dl06-11", "value": "patchy → antibodies", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why patchy loss changes the panel", "quote": "If you have patchy hair loss, getting thyroid antibodies tested is particularly important", "guideCode": "DL06", "guide": "Thyroid Hair Loss: Complete Testing Guide + Optimal Levels (2026)", "guideUrl": "/thyroid-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "patchyAntibodies", "label": "Why patchy loss changes the panel" } ] }, { "id": "dl07-1", "value": "56", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Androgenetic alopecia patients who are vitamin D deficient", "quote": "56% of people with androgenetic alopecia have vitamin D deficiency (vs 24% in controls)", "guideCode": "DL07", "guide": "Vitamin D Hair Loss: Optimal Levels + Recovery Timeline (2026)", "guideUrl": "/vitamin-d-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "vitdAga", "label": "Androgenetic alopecia patients who are vitamin D deficient" } ] }, { "id": "dl07-2", "value": "50-100", "unit": "ng/mL", "kind": "lab", "kindLabel": "Lab values", "measures": "Adequate", "quote": "50-100 | **Adequate** | Safe; may not provide additional benefit", "guideCode": "DL07", "guide": "Vitamin D Hair Loss: Optimal Levels + Recovery Timeline (2026)", "guideUrl": "/vitamin-d-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "vB4", "label": "Adequate" } ] }, { "id": "dl07-3", "value": "<20", "unit": "ng/mL", "kind": "lab", "kindLabel": "Lab values", "measures": "Deficient", "quote": "Levels below 20 ng/mL significantly increase the risk of telogen effluvium", "guideCode": "DL07", "guide": "Vitamin D Hair Loss: Optimal Levels + Recovery Timeline (2026)", "guideUrl": "/vitamin-d-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "vB1", "label": "Deficient" } ] }, { "id": "dl07-4", "value": "<20", "unit": "ng/mL", "kind": "lab", "kindLabel": "Lab values", "measures": "Deficient, as DL07’s table classifies it", "quote": "<20 | **Deficient** | High risk of hair loss; requires correction", "guideCode": "DL07", "guide": "Vitamin D Hair Loss: Optimal Levels + Recovery Timeline (2026)", "guideUrl": "/vitamin-d-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "vRow1", "label": "Deficient, as DL07’s table classifies it" } ] }, { "id": "dl07-5", "value": ">100", "unit": "ng/mL", "kind": "lab", "kindLabel": "Lab values", "measures": "Excessive", "quote": ">100 | **Excessive** | Risk of toxicity; avoid", "guideCode": "DL07", "guide": "Vitamin D Hair Loss: Optimal Levels + Recovery Timeline (2026)", "guideUrl": "/vitamin-d-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "vB5", "label": "Excessive" } ] }, { "id": "dl07-6", "value": "20-29", "unit": "ng/mL", "kind": "lab", "kindLabel": "Lab values", "measures": "Insufficient", "quote": "Many people continue losing hair with levels in the 20-29 ng/mL range", "guideCode": "DL07", "guide": "Vitamin D Hair Loss: Optimal Levels + Recovery Timeline (2026)", "guideUrl": "/vitamin-d-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "vB2", "label": "Insufficient" } ] }, { "id": "dl07-7", "value": "20-29", "unit": "ng/mL", "kind": "lab", "kindLabel": "Lab values", "measures": "Insufficient, as DL07’s table classifies it", "quote": "20-29 | **Insufficient** | Suboptimal; may contribute to thinning", "guideCode": "DL07", "guide": "Vitamin D Hair Loss: Optimal Levels + Recovery Timeline (2026)", "guideUrl": "/vitamin-d-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "vRow2", "label": "Insufficient, as DL07’s table classifies it" } ] }, { "id": "dl07-8", "value": "30-50", "unit": "ng/mL", "kind": "lab", "kindLabel": "Lab values", "measures": "Optimal", "quote": "Optimal vitamin D level for hair health is 30-50 ng/mL", "guideCode": "DL07", "guide": "Vitamin D Hair Loss: Optimal Levels + Recovery Timeline (2026)", "guideUrl": "/vitamin-d-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "vB3", "label": "Optimal" }, { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "vitdOptimalDL07", "label": "DL07’s optimal range" }, { "kind": "figure", "id": "blood-test-bands", "title": "Laboratory normal against the hair-relevant range", "url": "/figures/blood-test-bands/", "key": "vitaminDRangeElsewhere", "label": "The vitamin D range the vitamin D guide gives, which differs from the one drawn" } ] }, { "id": "dl07-9", "value": "30-50", "unit": "ng/mL", "kind": "lab", "kindLabel": "Lab values", "measures": "Optimal, as DL07’s table classifies it", "quote": "30-50 | **Optimal** | Best range for hair health and immune function", "guideCode": "DL07", "guide": "Vitamin D Hair Loss: Optimal Levels + Recovery Timeline (2026)", "guideUrl": "/vitamin-d-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "vRow3", "label": "Optimal, as DL07’s table classifies it" } ] }, { "id": "dl07-10", "value": "30-100", "unit": "ng/mL", "kind": "lab", "kindLabel": "Lab values", "measures": "The Endocrine Society’s desirable range", "quote": "The Endocrine Society Clinical Practice Guidelines (2011) identified 30-100 ng/mL as the desirable range, with 21-29 ng/mL considered insufficient and <20 ng/mL deficient.", "guideCode": "DL07", "guide": "Vitamin D Hair Loss: Optimal Levels + Recovery Timeline (2026)", "guideUrl": "/vitamin-d-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "vEndocrine", "label": "The Endocrine Society’s desirable range" } ] }, { "id": "dl07-11", "value": "25(OH)D", "unit": "", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "The only vitamin D test worth ordering", "quote": "The 25-hydroxyvitamin D test [25(OH)D] is the only reliable way to assess vitamin D status.", "guideCode": "DL07", "guide": "Vitamin D Hair Loss: Optimal Levels + Recovery Timeline (2026)", "guideUrl": "/vitamin-d-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "vitdWhy", "label": "The only vitamin D test worth ordering" } ] }, { "id": "dl09-1", "value": "51", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Scalp DHT reduction on dutasteride", "quote": "dutasteride only reduces scalp DHT by 51%", "guideCode": "DL09", "guide": "DHT and Hair Loss: Complete Explanation", "guideUrl": "/dht-hair-loss/", "drawnBy": [ { "kind": "figure", "id": "miniaturisation", "title": "How a follicle miniaturises", "url": "/figures/miniaturisation/", "key": "dutasterideScalpDht", "label": "Scalp DHT reduction on dutasteride" } ] }, { "id": "dl09-2", "value": "92-94.7", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Serum DHT reduction on dutasteride", "quote": "92-94.7% reduction", "guideCode": "DL09", "guide": "DHT and Hair Loss: Complete Explanation", "guideUrl": "/dht-hair-loss/", "drawnBy": [ { "kind": "figure", "id": "miniaturisation", "title": "How a follicle miniaturises", "url": "/figures/miniaturisation/", "key": "dutasterideSerumDht", "label": "Serum DHT reduction on dutasteride" } ] }, { "id": "dl09-3", "value": "46", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Share of genetic risk attributed to the AR gene, printed under the receptor node", "quote": "Accounts for roughly 46% of the genetic risk for pattern hair loss", "guideCode": "DL09", "guide": "DHT and Hair Loss: Complete Explanation", "guideUrl": "/dht-hair-loss/", "drawnBy": [ { "kind": "figure", "id": "dht-pathway", "title": "The DHT pathway, and where each drug blocks it", "url": "/figures/dht-pathway/", "key": "arGeneRisk", "label": "Share of genetic risk attributed to the AR gene, printed under the receptor node" }, { "kind": "figure", "id": "miniaturisation", "title": "How a follicle miniaturises", "url": "/figures/miniaturisation/", "key": "arGeneShare", "label": "Share of genetic risk attributed to the androgen receptor gene" } ] }, { "id": "dl09-4", "value": "92-94.7", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "The DHT guide's own serum DHT figure for dutasteride", "quote": "Serum: 92-94.7% reduction", "guideCode": "DL09", "guide": "DHT and Hair Loss: Complete Explanation", "guideUrl": "/dht-hair-loss/", "drawnBy": [ { "kind": "figure", "id": "dht-pathway", "title": "The DHT pathway, and where each drug blocks it", "url": "/figures/dht-pathway/", "key": "dutSerumOther", "label": "The DHT guide's own serum DHT figure for dutasteride" } ] }, { "id": "dl09-5", "value": "14", "unit": "days", "kind": "time", "kindLabel": "Time", "measures": "How long the block lasts after finasteride is stopped", "quote": "DHT returns to normal within 14 days of stopping finasteride", "guideCode": "DL09", "guide": "DHT and Hair Loss: Complete Explanation", "guideUrl": "/dht-hair-loss/", "drawnBy": [ { "kind": "figure", "id": "dht-pathway", "title": "The DHT pathway, and where each drug blocks it", "url": "/figures/dht-pathway/", "key": "finOffTime", "label": "How long the block lasts after finasteride is stopped" } ] }, { "id": "dl09-6", "value": "10", "unit": "x testosterone", "kind": "ratio", "kindLabel": "Ratios and multiples", "measures": "DHT potency, printed under the DHT node", "quote": "DHT is approximately 10 times more potent than testosterone", "guideCode": "DL09", "guide": "DHT and Hair Loss: Complete Explanation", "guideUrl": "/dht-hair-loss/", "drawnBy": [ { "kind": "figure", "id": "dht-pathway", "title": "The DHT pathway, and where each drug blocks it", "url": "/figures/dht-pathway/", "key": "dhtPotency", "label": "DHT potency, printed under the DHT node" } ] }, { "id": "dl09-7", "value": "2-5", "unit": "x", "kind": "ratio", "kindLabel": "Ratios and multiples", "measures": "DHT receptor affinity relative to testosterone — the reason the receptor step matters", "quote": "has 2-5 times higher affinity for androgen receptors", "guideCode": "DL09", "guide": "DHT and Hair Loss: Complete Explanation", "guideUrl": "/dht-hair-loss/", "drawnBy": [ { "kind": "figure", "id": "dht-pathway", "title": "The DHT pathway, and where each drug blocks it", "url": "/figures/dht-pathway/", "key": "dhtAffinity", "label": "DHT receptor affinity relative to testosterone — the reason the receptor step matters" } ] }, { "id": "dl09-8", "value": "2-5", "unit": "× receptor affinity", "kind": "ratio", "kindLabel": "Ratios and multiples", "measures": "DHT’s affinity for the androgen receptor, relative to testosterone", "quote": "DHT is approximately 10 times more potent than testosterone and has 2-5 times higher affinity for androgen receptors.", "guideCode": "DL09", "guide": "DHT and Hair Loss: Complete Explanation", "guideUrl": "/dht-hair-loss/", "drawnBy": [ { "kind": "figure", "id": "miniaturisation", "title": "How a follicle miniaturises", "url": "/figures/miniaturisation/", "key": "dhtAffinity", "label": "DHT’s affinity for the androgen receptor, relative to testosterone" } ] }, { "id": "dl09-9", "value": "10", "unit": "× testosterone", "kind": "ratio", "kindLabel": "Ratios and multiples", "measures": "Relative potency of DHT", "quote": "DHT is approximately 10 times more potent than testosterone and has 2-5 times higher affinity for androgen receptors.", "guideCode": "DL09", "guide": "DHT and Hair Loss: Complete Explanation", "guideUrl": "/dht-hair-loss/", "drawnBy": [ { "kind": "figure", "id": "miniaturisation", "title": "How a follicle miniaturises", "url": "/figures/miniaturisation/", "key": "dhtPotency", "label": "Relative potency of DHT" } ] }, { "id": "dl09-10", "value": "Type 2 and Type 3", "unit": "", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "The second guide that describes finasteride as reaching Type III", "quote": "Selectively inhibits Type 2 and Type 3 5-alpha reductase", "guideCode": "DL09", "guide": "DHT and Hair Loss: Complete Explanation", "guideUrl": "/dht-hair-loss/", "drawnBy": [ { "kind": "figure", "id": "dht-pathway", "title": "The DHT pathway, and where each drug blocks it", "url": "/figures/dht-pathway/", "key": "finTypeIIIsecond", "label": "The second guide that describes finasteride as reaching Type III" } ] }, { "id": "dl09-11", "value": "types 1, 2 and 3", "unit": "", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "Which isoenzymes dutasteride inhibits", "quote": "Inhibits all three 5-alpha reductase isoenzymes (Types 1, 2, and 3)", "guideCode": "DL09", "guide": "DHT and Hair Loss: Complete Explanation", "guideUrl": "/dht-hair-loss/", "drawnBy": [ { "kind": "figure", "id": "miniaturisation", "title": "How a follicle miniaturises", "url": "/figures/miniaturisation/", "key": "dutasterideTargets", "label": "Which isoenzymes dutasteride inhibits" } ] }, { "id": "dl09-12", "value": "critical evidence", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "How the deficiency finding is described in the guide", "quote": "The critical evidence for Type 2's role", "guideCode": "DL09", "guide": "DHT and Hair Loss: Complete Explanation", "guideUrl": "/dht-hair-loss/", "drawnBy": [ { "kind": "figure", "id": "dht-pathway", "title": "The DHT pathway, and where each drug blocks it", "url": "/figures/dht-pathway/", "key": "type2Evidence", "label": "How the deficiency finding is described in the guide" } ] }, { "id": "dl09-13", "value": "terminal to vellus", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "The end state named in the outcome node", "quote": "terminal hairs (thick, pigmented) transform into vellus hairs (thin, unpigmented, barely visible)", "guideCode": "DL09", "guide": "DHT and Hair Loss: Complete Explanation", "guideUrl": "/dht-hair-loss/", "drawnBy": [ { "kind": "figure", "id": "dht-pathway", "title": "The DHT pathway, and where each drug blocks it", "url": "/figures/dht-pathway/", "key": "terminalToVellus", "label": "The end state named in the outcome node" } ] }, { "id": "dl09-14", "value": "no pattern hair loss", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "The natural experiment printed at the foot of the plate", "quote": "men born with Type 2 5-alpha reductase deficiency do not develop male pattern hair loss", "guideCode": "DL09", "guide": "DHT and Hair Loss: Complete Explanation", "guideUrl": "/dht-hair-loss/", "drawnBy": [ { "kind": "figure", "id": "dht-pathway", "title": "The DHT pathway, and where each drug blocks it", "url": "/figures/dht-pathway/", "key": "type2Deficiency", "label": "The natural experiment printed at the foot of the plate" } ] }, { "id": "dl09-15", "value": "no male pattern hair loss", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "The natural experiment the mechanism rests on", "quote": "men born with Type 2 5-alpha reductase deficiency do not develop male pattern hair loss", "guideCode": "DL09", "guide": "DHT and Hair Loss: Complete Explanation", "guideUrl": "/dht-hair-loss/", "drawnBy": [ { "kind": "figure", "id": "miniaturisation", "title": "How a follicle miniaturises", "url": "/figures/miniaturisation/", "key": "type2Deficiency", "label": "The natural experiment the mechanism rests on" } ] }, { "id": "dl09-16", "value": "anagen shorter, telogen longer", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "The outcome node, line one", "quote": "The anagen (growth) phase shortens while the telogen (resting) phase lengthens", "guideCode": "DL09", "guide": "DHT and Hair Loss: Complete Explanation", "guideUrl": "/dht-hair-loss/", "drawnBy": [ { "kind": "figure", "id": "dht-pathway", "title": "The DHT pathway, and where each drug blocks it", "url": "/figures/dht-pathway/", "key": "cycleShift", "label": "The outcome node, line one" } ] }, { "id": "dl09-17", "value": "thinner, shorter each cycle", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "The outcome node, line two", "quote": "Each successive hair cycle produces a thinner, shorter hair", "guideCode": "DL09", "guide": "DHT and Hair Loss: Complete Explanation", "guideUrl": "/dht-hair-loss/", "drawnBy": [ { "kind": "figure", "id": "dht-pathway", "title": "The DHT pathway, and where each drug blocks it", "url": "/figures/dht-pathway/", "key": "thinnerEachCycle", "label": "The outcome node, line two" } ] }, { "id": "dl09-18", "value": "cascade of genetic changes", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "What binding starts — the arrow out of the receptor node", "quote": "When DHT binds to these receptors, it triggers a cascade of genetic changes", "guideCode": "DL09", "guide": "DHT and Hair Loss: Complete Explanation", "guideUrl": "/dht-hair-loss/", "drawnBy": [ { "kind": "figure", "id": "dht-pathway", "title": "The DHT pathway, and where each drug blocks it", "url": "/figures/dht-pathway/", "key": "receptorBinding", "label": "What binding starts — the arrow out of the receptor node" } ] }, { "id": "dl09-19", "value": "anagen shorter, telogen longer", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "What DHT does to each successive cycle", "quote": "The anagen (growth) phase shortens while the telogen (resting) phase lengthens. Each successive hair cycle produces a thinner, shorter hair.", "guideCode": "DL09", "guide": "DHT and Hair Loss: Complete Explanation", "guideUrl": "/dht-hair-loss/", "drawnBy": [ { "kind": "figure", "id": "miniaturisation", "title": "How a follicle miniaturises", "url": "/figures/miniaturisation/", "key": "cycleChange", "label": "What DHT does to each successive cycle" } ] }, { "id": "dl09-20", "value": "X chromosome", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Where the AR gene sits, printed under the receptor node", "quote": "Located on the X chromosome at position Xq11-q12", "guideCode": "DL09", "guide": "DHT and Hair Loss: Complete Explanation", "guideUrl": "/dht-hair-loss/", "drawnBy": [ { "kind": "figure", "id": "dht-pathway", "title": "The DHT pathway, and where each drug blocks it", "url": "/figures/dht-pathway/", "key": "arGeneLocus", "label": "Where the AR gene sits, printed under the receptor node" } ] }, { "id": "dl09-21", "value": "dermal papilla", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Where the receptors sit, printed under the receptor node", "quote": "contain androgen receptors in their dermal papilla cells", "guideCode": "DL09", "guide": "DHT and Hair Loss: Complete Explanation", "guideUrl": "/dht-hair-loss/", "drawnBy": [ { "kind": "figure", "id": "dht-pathway", "title": "The DHT pathway, and where each drug blocks it", "url": "/figures/dht-pathway/", "key": "receptorSite", "label": "Where the receptors sit, printed under the receptor node" }, { "kind": "figure", "id": "miniaturisation", "title": "How a follicle miniaturises", "url": "/figures/miniaturisation/", "key": "receptorSite", "label": "Where the androgen receptors are" } ] }, { "id": "dl09-22", "value": "sebaceous glands", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Where Type 1 5-alpha reductase sits — the sub-label under the Type I box", "quote": "Found primarily in sebaceous glands (oil glands) in scalp skin", "guideCode": "DL09", "guide": "DHT and Hair Loss: Complete Explanation", "guideUrl": "/dht-hair-loss/", "drawnBy": [ { "kind": "figure", "id": "dht-pathway", "title": "The DHT pathway, and where each drug blocks it", "url": "/figures/dht-pathway/", "key": "type1Site", "label": "Where Type 1 5-alpha reductase sits — the sub-label under the Type I box" }, { "kind": "figure", "id": "miniaturisation", "title": "How a follicle miniaturises", "url": "/figures/miniaturisation/", "key": "type1Site", "label": "Where type 1 5-alpha-reductase sits" } ] }, { "id": "dl09-23", "value": "hair follicles", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Where Type 2 5-alpha reductase sits — the sub-label under the Type II box", "quote": "Found in hair follicles of the scalp", "guideCode": "DL09", "guide": "DHT and Hair Loss: Complete Explanation", "guideUrl": "/dht-hair-loss/", "drawnBy": [ { "kind": "figure", "id": "dht-pathway", "title": "The DHT pathway, and where each drug blocks it", "url": "/figures/dht-pathway/", "key": "type2Site", "label": "Where Type 2 5-alpha reductase sits — the sub-label under the Type II box" } ] }, { "id": "dl09-24", "value": "hair follicles of the scalp", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Where type 2 5-alpha-reductase sits", "quote": "Found in hair follicles of the scalp", "guideCode": "DL09", "guide": "DHT and Hair Loss: Complete Explanation", "guideUrl": "/dht-hair-loss/", "drawnBy": [ { "kind": "figure", "id": "miniaturisation", "title": "How a follicle miniaturises", "url": "/figures/miniaturisation/", "key": "type2Site", "label": "Where type 2 5-alpha-reductase sits" } ] }, { "id": "dl09-25", "value": "frontal and vertex", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Where Type 2 concentrates, and so where the pattern appears", "quote": "Higher concentration in frontal and vertex (crown) regions", "guideCode": "DL09", "guide": "DHT and Hair Loss: Complete Explanation", "guideUrl": "/dht-hair-loss/", "drawnBy": [ { "kind": "figure", "id": "dht-pathway", "title": "The DHT pathway, and where each drug blocks it", "url": "/figures/dht-pathway/", "key": "type2Regions", "label": "Where Type 2 concentrates, and so where the pattern appears" } ] }, { "id": "dl09-26", "value": "locally in tissues", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why the conversion is drawn inside the scalp rather than as a blood-borne supply", "quote": "The conversion happens locally in tissues", "guideCode": "DL09", "guide": "DHT and Hair Loss: Complete Explanation", "guideUrl": "/dht-hair-loss/", "drawnBy": [ { "kind": "figure", "id": "dht-pathway", "title": "The DHT pathway, and where each drug blocks it", "url": "/figures/dht-pathway/", "key": "localConversion", "label": "Why the conversion is drawn inside the scalp rather than as a blood-borne supply" } ] }, { "id": "dl09-27", "value": "halt progression", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why the guides press early treatment", "quote": "blocking DHT early can halt progression", "guideCode": "DL09", "guide": "DHT and Hair Loss: Complete Explanation", "guideUrl": "/dht-hair-loss/", "drawnBy": [ { "kind": "figure", "id": "dht-pathway", "title": "The DHT pathway, and where each drug blocks it", "url": "/figures/dht-pathway/", "key": "haltEarly", "label": "Why the guides press early treatment" } ] }, { "id": "dl09-28", "value": "genetic sensitivity", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why the receptor node says \"genetically susceptible\" rather than \"everyone\"", "quote": "The determining factor is genetic sensitivity", "guideCode": "DL09", "guide": "DHT and Hair Loss: Complete Explanation", "guideUrl": "/dht-hair-loss/", "drawnBy": [ { "kind": "figure", "id": "dht-pathway", "title": "The DHT pathway, and where each drug blocks it", "url": "/figures/dht-pathway/", "key": "susceptibility", "label": "Why the receptor node says \"genetically susceptible\" rather than \"everyone\"" } ] }, { "id": "dl09-29", "value": "not recommended", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why the two bars are labelled alternatives rather than a stack", "quote": "combining multiple pharmaceutical DHT blockers (like finasteride and dutasteride) is not recommended", "guideCode": "DL09", "guide": "DHT and Hair Loss: Complete Explanation", "guideUrl": "/dht-hair-loss/", "drawnBy": [ { "kind": "figure", "id": "dht-pathway", "title": "The DHT pathway, and where each drug blocks it", "url": "/figures/dht-pathway/", "key": "notCombined", "label": "Why the two bars are labelled alternatives rather than a stack" } ] }, { "id": "dl09-30", "value": "primary driver", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why Type II is the lane the diagram hinges on", "quote": "Primary driver of follicular DHT production", "guideCode": "DL09", "guide": "DHT and Hair Loss: Complete Explanation", "guideUrl": "/dht-hair-loss/", "drawnBy": [ { "kind": "figure", "id": "dht-pathway", "title": "The DHT pathway, and where each drug blocks it", "url": "/figures/dht-pathway/", "key": "type2Driver", "label": "Why Type II is the lane the diagram hinges on" } ] }, { "id": "dp02-1", "value": "2000-4800", "unit": "USD", "kind": "money", "kindLabel": "Money", "measures": "Initial 4-6 session course at budget clinics", "quote": "- Budget: $2,000-$4,800", "guideCode": "DP02", "guide": "PRP for Hair Loss: Complete Treatment Guide (2026)", "guideUrl": "/prp-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "treatment-cost", "title": "Five-Year Cost Comparator", "url": "/tools/treatment-cost/", "key": "prpCourseLowDP02", "label": "Initial 4-6 session course at budget clinics" } ] }, { "id": "dp02-2", "value": "6000-15000", "unit": "USD", "kind": "money", "kindLabel": "Money", "measures": "Initial 4-6 session course at premium clinics", "quote": "- Premium: $6,000-$15,000", "guideCode": "DP02", "guide": "PRP for Hair Loss: Complete Treatment Guide (2026)", "guideUrl": "/prp-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "treatment-cost", "title": "Five-Year Cost Comparator", "url": "/tools/treatment-cost/", "key": "prpCourseHighDP02", "label": "Initial 4-6 session course at premium clinics" } ] }, { "id": "dp02-3", "value": "500-1600", "unit": "USD/year", "kind": "money", "kindLabel": "Money", "measures": "Ongoing PRP maintenance, 1-2 sessions a year, budget clinics", "quote": "- Budget: $500-$1,600/year", "guideCode": "DP02", "guide": "PRP for Hair Loss: Complete Treatment Guide (2026)", "guideUrl": "/prp-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "treatment-cost", "title": "Five-Year Cost Comparator", "url": "/tools/treatment-cost/", "key": "prpMaintLowDP02", "label": "Ongoing PRP maintenance, 1-2 sessions a year, budget clinics" } ] }, { "id": "dp02-4", "value": "1500-5000", "unit": "USD/year", "kind": "money", "kindLabel": "Money", "measures": "Ongoing PRP maintenance, 1-2 sessions a year, premium clinics", "quote": "- Premium: $1,500-$5,000/year", "guideCode": "DP02", "guide": "PRP for Hair Loss: Complete Treatment Guide (2026)", "guideUrl": "/prp-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "treatment-cost", "title": "Five-Year Cost Comparator", "url": "/tools/treatment-cost/", "key": "prpMaintHighDP02", "label": "Ongoing PRP maintenance, 1-2 sessions a year, premium clinics" } ] }, { "id": "dp02-5", "value": "500-2500", "unit": "USD/session", "kind": "money", "kindLabel": "Money", "measures": "PRP per session, and how many sessions the initial course runs to", "quote": "Treatment involves 4-6 initial sessions ($500-$2,500 each) spaced 4-6 weeks apart", "guideCode": "DP02", "guide": "PRP for Hair Loss: Complete Treatment Guide (2026)", "guideUrl": "/prp-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "treatment-cost", "title": "Five-Year Cost Comparator", "url": "/tools/treatment-cost/", "key": "prpSessionDP02", "label": "PRP per session, and how many sessions the initial course runs to" } ] }, { "id": "dp02-6", "value": "300-600", "unit": "USD/year", "kind": "money", "kindLabel": "Money", "measures": "What our PRP guide budgets for topical treatment across a year, as a cross-check", "quote": "- Topical treatments: $300-$600/year (ongoing, less effective for some)", "guideCode": "DP02", "guide": "PRP for Hair Loss: Complete Treatment Guide (2026)", "guideUrl": "/prp-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "treatment-cost", "title": "Five-Year Cost Comparator", "url": "/tools/treatment-cost/", "key": "topicalAnnualDP02", "label": "What our PRP guide budgets for topical treatment across a year, as a cross-check" } ] }, { "id": "dp02-7", "value": "1-2", "unit": "sessions/year", "kind": "dose", "kindLabel": "Doses and frequencies", "measures": "How many maintenance sessions a year our PRP guide budgets for", "quote": "**Ongoing maintenance** (1-2 sessions annually):", "guideCode": "DP02", "guide": "PRP for Hair Loss: Complete Treatment Guide (2026)", "guideUrl": "/prp-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "treatment-cost", "title": "Five-Year Cost Comparator", "url": "/tools/treatment-cost/", "key": "prpMaintFreqDP02", "label": "How many maintenance sessions a year our PRP guide budgets for" } ] }, { "id": "dp02-8", "value": "ongoing", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "How our PRP guide frames the commitment, which is why years 2-5 carry a maintenance cost at all", "quote": "Think of PRP as ongoing therapy rather than a one-time fix.", "guideCode": "DP02", "guide": "PRP for Hair Loss: Complete Treatment Guide (2026)", "guideUrl": "/prp-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "treatment-cost", "title": "Five-Year Cost Comparator", "url": "/tools/treatment-cost/", "key": "prpOngoingDP02", "label": "How our PRP guide frames the commitment, which is why years 2-5 carry a maintenance cost at all" } ] }, { "id": "dp03-1", "value": "82.7 / 73.3 / 39.6", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Pooled graft survival at 7-12, 13-24 and 49-72 months, drawn as three bars on a full 0-100% scale", "quote": "found 82.7% survival at 7-12 months, 73.3% at 13-24 months and 39.6% at 49-72 months, regardless of technique", "guideCode": "DP03", "guide": "Hair Transplant FUE vs FUT: Complete Comparison (2026)", "guideUrl": "/fue-vs-fut-hair-transplant/", "drawnBy": [ { "kind": "figure", "id": "fue-vs-fut", "title": "FUE and FUT: what each one takes, and what each one leaves", "url": "/figures/fue-vs-fut/", "key": "survival", "label": "Pooled graft survival at 7-12, 13-24 and 49-72 months, drawn as three bars on a full 0-100% scale" } ] }, { "id": "dp03-2", "value": "7-10", "unit": "days", "kind": "time", "kindLabel": "Time", "measures": "FUE initial recovery", "quote": "7-10 days initial recovery, 3 weeks to full activity", "guideCode": "DP03", "guide": "Hair Transplant FUE vs FUT: Complete Comparison (2026)", "guideUrl": "/fue-vs-fut-hair-transplant/", "drawnBy": [ { "kind": "figure", "id": "fue-vs-fut", "title": "FUE and FUT: what each one takes, and what each one leaves", "url": "/figures/fue-vs-fut/", "key": "fueRecovery", "label": "FUE initial recovery" } ] }, { "id": "dp03-3", "value": "10-14", "unit": "days", "kind": "time", "kindLabel": "Time", "measures": "FUT initial recovery", "quote": "10-14 days initial recovery, 4 weeks to full activity", "guideCode": "DP03", "guide": "Hair Transplant FUE vs FUT: Complete Comparison (2026)", "guideUrl": "/fue-vs-fut-hair-transplant/", "drawnBy": [ { "kind": "figure", "id": "fue-vs-fut", "title": "FUE and FUT: what each one takes, and what each one leaves", "url": "/figures/fue-vs-fut/", "key": "futRecovery", "label": "FUT initial recovery" } ] }, { "id": "dp03-4", "value": "FUE 6-8, FUT 4-6", "unit": "hours", "kind": "time", "kindLabel": "Time", "measures": "Operating time for a 2,000-graft procedure, by technique", "quote": "A 2,000-graft FUE procedure takes 6-8 hours; FUT with the same graft count takes 4-6 hours", "guideCode": "DP03", "guide": "Hair Transplant FUE vs FUT: Complete Comparison (2026)", "guideUrl": "/fue-vs-fut-hair-transplant/", "drawnBy": [ { "kind": "figure", "id": "fue-vs-fut", "title": "FUE and FUT: what each one takes, and what each one leaves", "url": "/figures/fue-vs-fut/", "key": "sessionHours", "label": "Operating time for a 2,000-graft procedure, by technique" } ] }, { "id": "dp03-5", "value": "0.8-1.0", "unit": "mm", "kind": "size", "kindLabel": "Sizes", "measures": "Diameter of the punch used for each FUE extraction", "quote": "Individual follicular units are extracted one-by-one using small punches (0.8-1.0mm diameter)", "guideCode": "DP03", "guide": "Hair Transplant FUE vs FUT: Complete Comparison (2026)", "guideUrl": "/fue-vs-fut-hair-transplant/", "drawnBy": [ { "kind": "figure", "id": "fue-vs-fut", "title": "FUE and FUT: what each one takes, and what each one leaves", "url": "/figures/fue-vs-fut/", "key": "fuePunch", "label": "Diameter of the punch used for each FUE extraction" } ] }, { "id": "dp03-6", "value": "2-3", "unit": "cm", "kind": "size", "kindLabel": "Sizes", "measures": "Hair length needed to conceal the FUT scar", "quote": "Hair required to hide: 2-3cm minimum", "guideCode": "DP03", "guide": "Hair Transplant FUE vs FUT: Complete Comparison (2026)", "guideUrl": "/fue-vs-fut-hair-transplant/", "drawnBy": [ { "kind": "figure", "id": "fue-vs-fut", "title": "FUE and FUT: what each one takes, and what each one leaves", "url": "/figures/fue-vs-fut/", "key": "futScarCover", "label": "Hair length needed to conceal the FUT scar" } ] }, { "id": "dp03-7", "value": "15-30", "unit": "cm", "kind": "size", "kindLabel": "Sizes", "measures": "Length of the FUT linear scar", "quote": "Length: 15-30cm depending on graft needs", "guideCode": "DP03", "guide": "Hair Transplant FUE vs FUT: Complete Comparison (2026)", "guideUrl": "/fue-vs-fut-hair-transplant/", "drawnBy": [ { "kind": "figure", "id": "fue-vs-fut", "title": "FUE and FUT: what each one takes, and what each one leaves", "url": "/figures/fue-vs-fut/", "key": "futScarLength", "label": "Length of the FUT linear scar" } ] }, { "id": "dp03-8", "value": "0.8-1.0", "unit": "mm", "kind": "size", "kindLabel": "Sizes", "measures": "Size of each FUE dot scar", "quote": "Size: 0.8-1.0mm diameter each", "guideCode": "DP03", "guide": "Hair Transplant FUE vs FUT: Complete Comparison (2026)", "guideUrl": "/fue-vs-fut-hair-transplant/", "drawnBy": [ { "kind": "figure", "id": "fue-vs-fut", "title": "FUE and FUT: what each one takes, and what each one leaves", "url": "/figures/fue-vs-fut/", "key": "fueScarSize", "label": "Size of each FUE dot scar" } ] }, { "id": "dp03-9", "value": "1-3", "unit": "mm", "kind": "size", "kindLabel": "Sizes", "measures": "Width of the FUT linear scar", "quote": "Width: 1-3mm (typically 1-2mm with good technique)", "guideCode": "DP03", "guide": "Hair Transplant FUE vs FUT: Complete Comparison (2026)", "guideUrl": "/fue-vs-fut-hair-transplant/", "drawnBy": [ { "kind": "figure", "id": "fue-vs-fut", "title": "FUE and FUT: what each one takes, and what each one leaves", "url": "/figures/fue-vs-fut/", "key": "futScarWidth", "label": "Width of the FUT linear scar" } ] }, { "id": "dp03-10", "value": "$6-$10", "unit": "per graft", "kind": "count", "kindLabel": "Counts", "measures": "FUE cost per graft", "quote": "Per graft: $6-$10", "guideCode": "DP03", "guide": "Hair Transplant FUE vs FUT: Complete Comparison (2026)", "guideUrl": "/fue-vs-fut-hair-transplant/", "drawnBy": [ { "kind": "figure", "id": "fue-vs-fut", "title": "FUE and FUT: what each one takes, and what each one leaves", "url": "/figures/fue-vs-fut/", "key": "fueCost", "label": "FUE cost per graft" } ] }, { "id": "dp03-11", "value": "$4-$6", "unit": "per graft", "kind": "count", "kindLabel": "Counts", "measures": "FUT cost per graft", "quote": "Per graft: $4-$6", "guideCode": "DP03", "guide": "Hair Transplant FUE vs FUT: Complete Comparison (2026)", "guideUrl": "/fue-vs-fut-hair-transplant/", "drawnBy": [ { "kind": "figure", "id": "fue-vs-fut", "title": "FUE and FUT: what each one takes, and what each one leaves", "url": "/figures/fue-vs-fut/", "key": "futCost", "label": "FUT cost per graft" } ] }, { "id": "dp03-12", "value": "4,000+", "unit": "grafts", "kind": "count", "kindLabel": "Counts", "measures": "Grafts possible in a single FUT session", "quote": "4,000+ grafts possible", "guideCode": "DP03", "guide": "Hair Transplant FUE vs FUT: Complete Comparison (2026)", "guideUrl": "/fue-vs-fut-hair-transplant/", "drawnBy": [ { "kind": "figure", "id": "fue-vs-fut", "title": "FUE and FUT: what each one takes, and what each one leaves", "url": "/figures/fue-vs-fut/", "key": "futSession", "label": "Grafts possible in a single FUT session" } ] }, { "id": "dp03-13", "value": "2,500-3,000", "unit": "grafts", "kind": "count", "kindLabel": "Counts", "measures": "Maximum grafts in a single FUE session", "quote": "2,500-3,000 grafts maximum", "guideCode": "DP03", "guide": "Hair Transplant FUE vs FUT: Complete Comparison (2026)", "guideUrl": "/fue-vs-fut-hair-transplant/", "drawnBy": [ { "kind": "figure", "id": "fue-vs-fut", "title": "FUE and FUT: what each one takes, and what each one leaves", "url": "/figures/fue-vs-fut/", "key": "fueSession", "label": "Maximum grafts in a single FUE session" } ] }, { "id": "dp03-14", "value": "8", "unit": "studies", "kind": "count", "kindLabel": "Counts", "measures": "Size of the systematic review the survival figures come from", "quote": "8 studies, 123 patients, all with scarring alopecia", "guideCode": "DP03", "guide": "Hair Transplant FUE vs FUT: Complete Comparison (2026)", "guideUrl": "/fue-vs-fut-hair-transplant/", "drawnBy": [ { "kind": "figure", "id": "fue-vs-fut", "title": "FUE and FUT: what each one takes, and what each one leaves", "url": "/figures/fue-vs-fut/", "key": "survivalSource", "label": "Size of the systematic review the survival figures come from" } ] }, { "id": "dp03-15", "value": "none / day 10-14", "unit": "", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "Suture removal: none for FUE, day 10 to 14 for FUT", "quote": "| Suture removal | None needed | Day 10-14 |", "guideCode": "DP03", "guide": "Hair Transplant FUE vs FUT: Complete Comparison (2026)", "guideUrl": "/fue-vs-fut-hair-transplant/", "drawnBy": [ { "kind": "figure", "id": "fue-vs-fut", "title": "FUE and FUT: what each one takes, and what each one leaves", "url": "/figures/fue-vs-fut/", "key": "sutures", "label": "Suture removal: none for FUE, day 10 to 14 for FUT" } ] }, { "id": "dp03-16", "value": "0.5-1.5 cm wide, 15-30 cm long", "unit": "", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "The strip of scalp FUT removes — the dashed gap across the FUT donor panel", "quote": "A strip of scalp (0.5-1.5cm wide, 15-30cm long) is surgically removed", "guideCode": "DP03", "guide": "Hair Transplant FUE vs FUT: Complete Comparison (2026)", "guideUrl": "/fue-vs-fut-hair-transplant/", "drawnBy": [ { "kind": "figure", "id": "fue-vs-fut", "title": "FUE and FUT: what each one takes, and what each one leaves", "url": "/figures/fue-vs-fut/", "key": "futStrip", "label": "The strip of scalp FUT removes — the dashed gap across the FUT donor panel" } ] }, { "id": "dp03-17", "value": "minimal, even buzz cut", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "How visible FUE dot scars are at very short hair length", "quote": "Visibility: Minimal, even with very short hair (buzz cut)", "guideCode": "DP03", "guide": "Hair Transplant FUE vs FUT: Complete Comparison (2026)", "guideUrl": "/fue-vs-fut-hair-transplant/", "drawnBy": [ { "kind": "figure", "id": "fue-vs-fut", "title": "FUE and FUT: what each one takes, and what each one leaves", "url": "/figures/fue-vs-fut/", "key": "fueScarVisibility", "label": "How visible FUE dot scars are at very short hair length" } ] }, { "id": "dp03-18", "value": "neither is universally better", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "The framing the plate closes on, in place of a recommendation", "quote": "Neither technique is universally better", "guideCode": "DP03", "guide": "Hair Transplant FUE vs FUT: Complete Comparison (2026)", "guideUrl": "/fue-vs-fut-hair-transplant/", "drawnBy": [ { "kind": "figure", "id": "fue-vs-fut", "title": "FUE and FUT: what each one takes, and what each one leaves", "url": "/figures/fue-vs-fut/", "key": "neitherBetter", "label": "The framing the plate closes on, in place of a recommendation" } ] }, { "id": "dp03-19", "value": "punctate dot scars", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "What FUE leaves in the donor area", "quote": "Punctate (dot) scars at each extraction site", "guideCode": "DP03", "guide": "Hair Transplant FUE vs FUT: Complete Comparison (2026)", "guideUrl": "/fue-vs-fut-hair-transplant/", "drawnBy": [ { "kind": "figure", "id": "fue-vs-fut", "title": "FUE and FUT: what each one takes, and what each one leaves", "url": "/figures/fue-vs-fut/", "key": "fueScarType", "label": "What FUE leaves in the donor area" } ] }, { "id": "dp03-20", "value": "single linear scar", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "What FUT leaves in the donor area", "quote": "Single linear scar", "guideCode": "DP03", "guide": "Hair Transplant FUE vs FUT: Complete Comparison (2026)", "guideUrl": "/fue-vs-fut-hair-transplant/", "drawnBy": [ { "kind": "figure", "id": "fue-vs-fut", "title": "FUE and FUT: what each one takes, and what each one leaves", "url": "/figures/fue-vs-fut/", "key": "futScarType", "label": "What FUT leaves in the donor area" } ] }, { "id": "dp03-21", "value": "back and sides", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Where both techniques harvest from — the shaded band on the head at the top of the plate", "quote": "move permanent hair from donor areas (typically the back and sides of the head) to balding areas", "guideCode": "DP03", "guide": "Hair Transplant FUE vs FUT: Complete Comparison (2026)", "guideUrl": "/fue-vs-fut-hair-transplant/", "drawnBy": [ { "kind": "figure", "id": "fue-vs-fut", "title": "FUE and FUT: what each one takes, and what each one leaves", "url": "/figures/fue-vs-fut/", "key": "donorArea", "label": "Where both techniques harvest from — the shaded band on the head at the top of the plate" } ] }, { "id": "dp03-22", "value": "hair grows through", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why a few hairs are drawn crossing the linear scar rather than stopping at it", "quote": "trichophytic closure technique, hair can grow through the scar, minimizing visibility", "guideCode": "DP03", "guide": "Hair Transplant FUE vs FUT: Complete Comparison (2026)", "guideUrl": "/fue-vs-fut-hair-transplant/", "drawnBy": [ { "kind": "figure", "id": "fue-vs-fut", "title": "FUE and FUT: what each one takes, and what each one leaves", "url": "/figures/fue-vs-fut/", "key": "futTrichophytic", "label": "Why a few hairs are drawn crossing the linear scar rather than stopping at it" } ] }, { "id": "dp03-23", "value": "scattered", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why the dot scars are drawn spread over the whole donor panel", "quote": "Distribution: Scattered across donor area", "guideCode": "DP03", "guide": "Hair Transplant FUE vs FUT: Complete Comparison (2026)", "guideUrl": "/fue-vs-fut-hair-transplant/", "drawnBy": [ { "kind": "figure", "id": "fue-vs-fut", "title": "FUE and FUT: what each one takes, and what each one leaves", "url": "/figures/fue-vs-fut/", "key": "fueScarSpread", "label": "Why the dot scars are drawn spread over the whole donor panel" } ] }, { "id": "dp03-24", "value": "no scalpel", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why the FUE donor panel is drawn as scattered holes and never as an incision", "quote": "No scalpel incision, no linear scar.", "guideCode": "DP03", "guide": "Hair Transplant FUE vs FUT: Complete Comparison (2026)", "guideUrl": "/fue-vs-fut-hair-transplant/", "drawnBy": [ { "kind": "figure", "id": "fue-vs-fut", "title": "FUE and FUT: what each one takes, and what each one leaves", "url": "/figures/fue-vs-fut/", "key": "fueNoScalpel", "label": "Why the FUE donor panel is drawn as scattered holes and never as an incision" } ] }, { "id": "dp03-25", "value": "overharvesting risk", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why the FUE donor panel is drawn densely perforated rather than lightly sampled", "quote": "Limited grafts per session (donor overharvesting risk)", "guideCode": "DP03", "guide": "Hair Transplant FUE vs FUT: Complete Comparison (2026)", "guideUrl": "/fue-vs-fut-hair-transplant/", "drawnBy": [ { "kind": "figure", "id": "fue-vs-fut", "title": "FUE and FUT: what each one takes, and what each one leaves", "url": "/figures/fue-vs-fut/", "key": "fueLimit", "label": "Why the FUE donor panel is drawn densely perforated rather than lightly sampled" } ] }, { "id": "dp03-26", "value": "within hair-bearing scalp", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why the linear scar is drawn inside the hair-bearing donor band", "quote": "Location: Concealed within hair-bearing scalp", "guideCode": "DP03", "guide": "Hair Transplant FUE vs FUT: Complete Comparison (2026)", "guideUrl": "/fue-vs-fut-hair-transplant/", "drawnBy": [ { "kind": "figure", "id": "fue-vs-fut", "title": "FUE and FUT: what each one takes, and what each one leaves", "url": "/figures/fue-vs-fut/", "key": "futScarLocation", "label": "Why the linear scar is drawn inside the hair-bearing donor band" } ] }, { "id": "dp03-27", "value": "the extraction method", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why the plate is built around harvest and scar rather than around outcomes", "quote": "The extraction method defines everything else", "guideCode": "DP03", "guide": "Hair Transplant FUE vs FUT: Complete Comparison (2026)", "guideUrl": "/fue-vs-fut-hair-transplant/", "drawnBy": [ { "kind": "figure", "id": "fue-vs-fut", "title": "FUE and FUT: what each one takes, and what each one leaves", "url": "/figures/fue-vs-fut/", "key": "extractionDefines", "label": "Why the plate is built around harvest and scar rather than around outcomes" } ] }, { "id": "dp03-28", "value": "dissected into units", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why the removed strip is drawn subdivided rather than as a solid block", "quote": "dissected under microscopes into individual follicular units", "guideCode": "DP03", "guide": "Hair Transplant FUE vs FUT: Complete Comparison (2026)", "guideUrl": "/fue-vs-fut-hair-transplant/", "drawnBy": [ { "kind": "figure", "id": "fue-vs-fut", "title": "FUE and FUT: what each one takes, and what each one leaves", "url": "/figures/fue-vs-fut/", "key": "futDissection", "label": "Why the removed strip is drawn subdivided rather than as a solid block" } ] }, { "id": "dp04-1", "value": "50-80", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Saving the guide attributes to Turkey", "quote": "Turkey offers 50-80% savings ($2,000-$5,000 all-inclusive vs $10,000+ USA).", "guideCode": "DP04", "guide": "Hair Transplant Cost Guide: What to Budget (2026)", "guideUrl": "/hair-transplant-cost/", "drawnBy": [ { "kind": "tool", "id": "transplant-graft-estimator", "title": "Hair Transplant Graft and Cost Estimator", "url": "/tools/transplant-graft-estimator/", "key": "turkeySavings", "label": "Saving the guide attributes to Turkey" } ] }, { "id": "dp04-2", "value": "8000-15000", "unit": "USD one-off", "kind": "money", "kindLabel": "Money", "measures": "A typical US hair transplant procedure", "quote": "- **Typical procedure**: $8,000-$15,000", "guideCode": "DP04", "guide": "Hair Transplant Cost Guide: What to Budget (2026)", "guideUrl": "/hair-transplant-cost/", "drawnBy": [ { "kind": "tool", "id": "treatment-cost", "title": "Five-Year Cost Comparator", "url": "/tools/treatment-cost/", "key": "txTypicalDP04", "label": "A typical US hair transplant procedure" } ] }, { "id": "dp04-3", "value": "6000-15000", "unit": "USD", "kind": "money", "kindLabel": "Money", "measures": "Cost, Norwood 2", "quote": "| Norwood 2 | 1,000-1,500 | $6,000-$15,000 |", "guideCode": "DP04", "guide": "Hair Transplant Cost Guide: What to Budget (2026)", "guideUrl": "/hair-transplant-cost/", "drawnBy": [ { "kind": "tool", "id": "transplant-graft-estimator", "title": "Hair Transplant Graft and Cost Estimator", "url": "/tools/transplant-graft-estimator/", "key": "stage2Cost", "label": "Cost, Norwood 2" }, { "kind": "figure", "id": "transplant-cost", "title": "What a hair transplant costs: per graft, and by Norwood stage", "url": "/figures/transplant-cost/", "key": "stage2", "label": "Norwood 2 bar" } ] }, { "id": "dp04-4", "value": "9000-25000", "unit": "USD", "kind": "money", "kindLabel": "Money", "measures": "Cost, Norwood 3", "quote": "| Norwood 3 | 1,500-2,500 | $9,000-$25,000 |", "guideCode": "DP04", "guide": "Hair Transplant Cost Guide: What to Budget (2026)", "guideUrl": "/hair-transplant-cost/", "drawnBy": [ { "kind": "tool", "id": "transplant-graft-estimator", "title": "Hair Transplant Graft and Cost Estimator", "url": "/tools/transplant-graft-estimator/", "key": "stage3Cost", "label": "Cost, Norwood 3" }, { "kind": "figure", "id": "transplant-cost", "title": "What a hair transplant costs: per graft, and by Norwood stage", "url": "/figures/transplant-cost/", "key": "stage3", "label": "Norwood 3 bar" } ] }, { "id": "dp04-5", "value": "12000-30000", "unit": "USD", "kind": "money", "kindLabel": "Money", "measures": "Cost, Norwood 4", "quote": "| Norwood 4 | 2,000-3,000 | $12,000-$30,000 |", "guideCode": "DP04", "guide": "Hair Transplant Cost Guide: What to Budget (2026)", "guideUrl": "/hair-transplant-cost/", "drawnBy": [ { "kind": "tool", "id": "transplant-graft-estimator", "title": "Hair Transplant Graft and Cost Estimator", "url": "/tools/transplant-graft-estimator/", "key": "stage4Cost", "label": "Cost, Norwood 4" }, { "kind": "figure", "id": "transplant-cost", "title": "What a hair transplant costs: per graft, and by Norwood stage", "url": "/figures/transplant-cost/", "key": "stage4", "label": "Norwood 4 bar" } ] }, { "id": "dp04-6", "value": "18000-40000", "unit": "USD", "kind": "money", "kindLabel": "Money", "measures": "Cost, Norwood 5", "quote": "| Norwood 5 | 3,000-4,000 | $18,000-$40,000 |", "guideCode": "DP04", "guide": "Hair Transplant Cost Guide: What to Budget (2026)", "guideUrl": "/hair-transplant-cost/", "drawnBy": [ { "kind": "tool", "id": "transplant-graft-estimator", "title": "Hair Transplant Graft and Cost Estimator", "url": "/tools/transplant-graft-estimator/", "key": "stage5Cost", "label": "Cost, Norwood 5" }, { "kind": "figure", "id": "transplant-cost", "title": "What a hair transplant costs: per graft, and by Norwood stage", "url": "/figures/transplant-cost/", "key": "stage5", "label": "Norwood 5 bar" } ] }, { "id": "dp04-7", "value": "24000-60000", "unit": "USD", "kind": "money", "kindLabel": "Money", "measures": "Cost, Norwood 6-7 (open-ended)", "quote": "| Norwood 6-7 | 4,000-6,000+ | $24,000-$60,000+ |", "guideCode": "DP04", "guide": "Hair Transplant Cost Guide: What to Budget (2026)", "guideUrl": "/hair-transplant-cost/", "drawnBy": [ { "kind": "tool", "id": "transplant-graft-estimator", "title": "Hair Transplant Graft and Cost Estimator", "url": "/tools/transplant-graft-estimator/", "key": "stage67Cost", "label": "Cost, Norwood 6-7 (open-ended)" }, { "kind": "figure", "id": "transplant-cost", "title": "What a hair transplant costs: per graft, and by Norwood stage", "url": "/figures/transplant-cost/", "key": "stage67", "label": "Norwood 6-7 bar, drawn open-ended because the draft says 60,000+" } ] }, { "id": "dp04-8", "value": "100-500", "unit": "USD", "kind": "money", "kindLabel": "Money", "measures": "Extended consultations, charged separately by many clinics", "quote": "- Extended consultations: $100-$500", "guideCode": "DP04", "guide": "Hair Transplant Cost Guide: What to Budget (2026)", "guideUrl": "/hair-transplant-cost/", "drawnBy": [ { "kind": "tool", "id": "treatment-cost", "title": "Five-Year Cost Comparator", "url": "/tools/treatment-cost/", "key": "txConsultDP04", "label": "Extended consultations, charged separately by many clinics" } ] }, { "id": "dp04-9", "value": "8000-10000", "unit": "USD", "kind": "money", "kindLabel": "Money", "measures": "Female average cost", "quote": "- **Female average (1,400-1,700 grafts)**: $8,000-$10,000", "guideCode": "DP04", "guide": "Hair Transplant Cost Guide: What to Budget (2026)", "guideUrl": "/hair-transplant-cost/", "drawnBy": [ { "kind": "tool", "id": "transplant-graft-estimator", "title": "Hair Transplant Graft and Cost Estimator", "url": "/tools/transplant-graft-estimator/", "key": "femaleCost", "label": "Female average cost" } ] }, { "id": "dp04-10", "value": "4-10", "unit": "USD per graft", "kind": "money", "kindLabel": "Money", "measures": "FUE price per graft", "quote": "FUE costs $4-$10 per graft (average $6-$8), FUT costs $2-$6 per graft.", "guideCode": "DP04", "guide": "Hair Transplant Cost Guide: What to Budget (2026)", "guideUrl": "/hair-transplant-cost/", "drawnBy": [ { "kind": "tool", "id": "transplant-graft-estimator", "title": "Hair Transplant Graft and Cost Estimator", "url": "/tools/transplant-graft-estimator/", "key": "fuePerGraft", "label": "FUE price per graft" }, { "kind": "figure", "id": "transplant-cost", "title": "What a hair transplant costs: per graft, and by Norwood stage", "url": "/figures/transplant-cost/", "key": "fuePerGraft", "label": "The FUE bar in the top panel" } ] }, { "id": "dp04-11", "value": "2-6", "unit": "USD per graft", "kind": "money", "kindLabel": "Money", "measures": "FUT price per graft", "quote": "FUE costs $4-$10 per graft (average $6-$8), FUT costs $2-$6 per graft.", "guideCode": "DP04", "guide": "Hair Transplant Cost Guide: What to Budget (2026)", "guideUrl": "/hair-transplant-cost/", "drawnBy": [ { "kind": "tool", "id": "transplant-graft-estimator", "title": "Hair Transplant Graft and Cost Estimator", "url": "/tools/transplant-graft-estimator/", "key": "futPerGraft", "label": "FUT price per graft" }, { "kind": "figure", "id": "transplant-cost", "title": "What a hair transplant costs: per graft, and by Norwood stage", "url": "/figures/transplant-cost/", "key": "futPerGraft", "label": "The FUT bar in the top panel" } ] }, { "id": "dp04-12", "value": "10000-12000", "unit": "USD", "kind": "money", "kindLabel": "Money", "measures": "Male average cost, at 2,000 grafts", "quote": "- **Male average (2,000 grafts)**: $10,000-$12,000", "guideCode": "DP04", "guide": "Hair Transplant Cost Guide: What to Budget (2026)", "guideUrl": "/hair-transplant-cost/", "drawnBy": [ { "kind": "tool", "id": "transplant-graft-estimator", "title": "Hair Transplant Graft and Cost Estimator", "url": "/tools/transplant-graft-estimator/", "key": "maleAvg", "label": "Male average cost, at 2,000 grafts" } ] }, { "id": "dp04-13", "value": "5000-15000+", "unit": "USD", "kind": "money", "kindLabel": "Money", "measures": "Possible future procedures, which this tool does not add in", "quote": "- Potential future procedures: $5,000-$15,000+", "guideCode": "DP04", "guide": "Hair Transplant Cost Guide: What to Budget (2026)", "guideUrl": "/hair-transplant-cost/", "drawnBy": [ { "kind": "tool", "id": "treatment-cost", "title": "Five-Year Cost Comparator", "url": "/tools/treatment-cost/", "key": "txFutureDP04", "label": "Possible future procedures, which this tool does not add in" } ] }, { "id": "dp04-14", "value": "100-300", "unit": "USD", "kind": "money", "kindLabel": "Money", "measures": "Pre-operative blood work, charged separately by many clinics", "quote": "- Blood work: $100-$300", "guideCode": "DP04", "guide": "Hair Transplant Cost Guide: What to Budget (2026)", "guideUrl": "/hair-transplant-cost/", "drawnBy": [ { "kind": "tool", "id": "treatment-cost", "title": "Five-Year Cost Comparator", "url": "/tools/treatment-cost/", "key": "txBloodDP04", "label": "Pre-operative blood work, charged separately by many clinics" } ] }, { "id": "dp04-15", "value": "4000-15000+", "unit": "USD one-off", "kind": "money", "kindLabel": "Money", "measures": "The full published US range, low end included", "quote": "- **Range**: $4,000-$15,000+", "guideCode": "DP04", "guide": "Hair Transplant Cost Guide: What to Budget (2026)", "guideUrl": "/hair-transplant-cost/", "drawnBy": [ { "kind": "tool", "id": "treatment-cost", "title": "Five-Year Cost Comparator", "url": "/tools/treatment-cost/", "key": "txRangeDP04", "label": "The full published US range, low end included" } ] }, { "id": "dp04-16", "value": "2000-5000", "unit": "USD", "kind": "money", "kindLabel": "Money", "measures": "Turkey, all-inclusive, as the guide publishes it", "quote": "Turkey offers 50-80% savings ($2,000-$5,000 all-inclusive vs $10,000+ USA).", "guideCode": "DP04", "guide": "Hair Transplant Cost Guide: What to Budget (2026)", "guideUrl": "/hair-transplant-cost/", "drawnBy": [ { "kind": "tool", "id": "transplant-graft-estimator", "title": "Hair Transplant Graft and Cost Estimator", "url": "/tools/transplant-graft-estimator/", "key": "turkeyCost", "label": "Turkey, all-inclusive, as the guide publishes it" } ] }, { "id": "dp04-17", "value": "1800-5000", "unit": "USD one-off", "kind": "money", "kindLabel": "Money", "measures": "Turkey, all-inclusive, before travel costs", "quote": "**Cost**: $1,800-$5,000 (typically all-inclusive)", "guideCode": "DP04", "guide": "Hair Transplant Cost Guide: What to Budget (2026)", "guideUrl": "/hair-transplant-cost/", "drawnBy": [ { "kind": "tool", "id": "treatment-cost", "title": "Five-Year Cost Comparator", "url": "/tools/treatment-cost/", "key": "txTurkeyDP04", "label": "Turkey, all-inclusive, before travel costs" } ] }, { "id": "dp04-18", "value": "10000", "unit": "USD", "kind": "money", "kindLabel": "Money", "measures": "US median procedure cost, and the graft count it is quoted for", "quote": "with a median around $10,000 for 2,000-3,000 grafts", "guideCode": "DP04", "guide": "Hair Transplant Cost Guide: What to Budget (2026)", "guideUrl": "/hair-transplant-cost/", "drawnBy": [ { "kind": "tool", "id": "transplant-graft-estimator", "title": "Hair Transplant Graft and Cost Estimator", "url": "/tools/transplant-graft-estimator/", "key": "usMedian", "label": "US median procedure cost, and the graft count it is quoted for" }, { "kind": "figure", "id": "transplant-cost", "title": "What a hair transplant costs: per graft, and by Norwood stage", "url": "/figures/transplant-cost/", "key": "usMedian", "label": "The median line in the lower panel, and the graft count it is quoted for" } ] }, { "id": "dp04-19", "value": "300-600", "unit": "USD/year", "kind": "money", "kindLabel": "Money", "measures": "What our transplant-cost guide budgets for ongoing medication after surgery", "quote": "- Ongoing minoxidil/finasteride: $300-$600/year", "guideCode": "DP04", "guide": "Hair Transplant Cost Guide: What to Budget (2026)", "guideUrl": "/hair-transplant-cost/", "drawnBy": [ { "kind": "tool", "id": "treatment-cost", "title": "Five-Year Cost Comparator", "url": "/tools/treatment-cost/", "key": "txMedsDP04", "label": "What our transplant-cost guide budgets for ongoing medication after surgery" } ] }, { "id": "dp04-20", "value": "1400-1700", "unit": "grafts", "kind": "count", "kindLabel": "Counts", "measures": "Graft count behind the female average", "quote": "- **Female average (1,400-1,700 grafts)**: $8,000-$10,000", "guideCode": "DP04", "guide": "Hair Transplant Cost Guide: What to Budget (2026)", "guideUrl": "/hair-transplant-cost/", "drawnBy": [ { "kind": "tool", "id": "transplant-graft-estimator", "title": "Hair Transplant Graft and Cost Estimator", "url": "/tools/transplant-graft-estimator/", "key": "femaleGrafts", "label": "Graft count behind the female average" } ] }, { "id": "dp04-21", "value": "2000-3000", "unit": "grafts", "kind": "count", "kindLabel": "Counts", "measures": "Graft count the median is quoted for", "quote": "with a median around $10,000 for 2,000-3,000 grafts", "guideCode": "DP04", "guide": "Hair Transplant Cost Guide: What to Budget (2026)", "guideUrl": "/hair-transplant-cost/", "drawnBy": [ { "kind": "figure", "id": "transplant-cost", "title": "What a hair transplant costs: per graft, and by Norwood stage", "url": "/figures/transplant-cost/", "key": "usMedianGrafts", "label": "Graft count the median is quoted for" } ] }, { "id": "dp04-22", "value": "1000-1500", "unit": "grafts", "kind": "count", "kindLabel": "Counts", "measures": "Grafts, Norwood 2", "quote": "| Norwood 2 | 1,000-1,500 | $6,000-$15,000 |", "guideCode": "DP04", "guide": "Hair Transplant Cost Guide: What to Budget (2026)", "guideUrl": "/hair-transplant-cost/", "drawnBy": [ { "kind": "tool", "id": "transplant-graft-estimator", "title": "Hair Transplant Graft and Cost Estimator", "url": "/tools/transplant-graft-estimator/", "key": "stage2Grafts", "label": "Grafts, Norwood 2" }, { "kind": "figure", "id": "transplant-cost", "title": "What a hair transplant costs: per graft, and by Norwood stage", "url": "/figures/transplant-cost/", "key": "stage2Grafts", "label": "Grafts printed on the Norwood 2 bar" } ] }, { "id": "dp04-23", "value": "1500-2500", "unit": "grafts", "kind": "count", "kindLabel": "Counts", "measures": "Grafts, Norwood 3", "quote": "| Norwood 3 | 1,500-2,500 | $9,000-$25,000 |", "guideCode": "DP04", "guide": "Hair Transplant Cost Guide: What to Budget (2026)", "guideUrl": "/hair-transplant-cost/", "drawnBy": [ { "kind": "tool", "id": "transplant-graft-estimator", "title": "Hair Transplant Graft and Cost Estimator", "url": "/tools/transplant-graft-estimator/", "key": "stage3Grafts", "label": "Grafts, Norwood 3" }, { "kind": "figure", "id": "transplant-cost", "title": "What a hair transplant costs: per graft, and by Norwood stage", "url": "/figures/transplant-cost/", "key": "stage3Grafts", "label": "Grafts printed on the Norwood 3 bar" } ] }, { "id": "dp04-24", "value": "2000-3000", "unit": "grafts", "kind": "count", "kindLabel": "Counts", "measures": "Grafts, Norwood 4", "quote": "| Norwood 4 | 2,000-3,000 | $12,000-$30,000 |", "guideCode": "DP04", "guide": "Hair Transplant Cost Guide: What to Budget (2026)", "guideUrl": "/hair-transplant-cost/", "drawnBy": [ { "kind": "tool", "id": "transplant-graft-estimator", "title": "Hair Transplant Graft and Cost Estimator", "url": "/tools/transplant-graft-estimator/", "key": "stage4Grafts", "label": "Grafts, Norwood 4" }, { "kind": "figure", "id": "transplant-cost", "title": "What a hair transplant costs: per graft, and by Norwood stage", "url": "/figures/transplant-cost/", "key": "stage4Grafts", "label": "Grafts printed on the Norwood 4 bar" } ] }, { "id": "dp04-25", "value": "3000-4000", "unit": "grafts", "kind": "count", "kindLabel": "Counts", "measures": "Grafts, Norwood 5", "quote": "| Norwood 5 | 3,000-4,000 | $18,000-$40,000 |", "guideCode": "DP04", "guide": "Hair Transplant Cost Guide: What to Budget (2026)", "guideUrl": "/hair-transplant-cost/", "drawnBy": [ { "kind": "tool", "id": "transplant-graft-estimator", "title": "Hair Transplant Graft and Cost Estimator", "url": "/tools/transplant-graft-estimator/", "key": "stage5Grafts", "label": "Grafts, Norwood 5" }, { "kind": "figure", "id": "transplant-cost", "title": "What a hair transplant costs: per graft, and by Norwood stage", "url": "/figures/transplant-cost/", "key": "stage5Grafts", "label": "Grafts printed on the Norwood 5 bar" } ] }, { "id": "dp04-26", "value": "4000-6000", "unit": "grafts", "kind": "count", "kindLabel": "Counts", "measures": "Grafts, Norwood 6-7 (open-ended)", "quote": "| Norwood 6-7 | 4,000-6,000+ | $24,000-$60,000+ |", "guideCode": "DP04", "guide": "Hair Transplant Cost Guide: What to Budget (2026)", "guideUrl": "/hair-transplant-cost/", "drawnBy": [ { "kind": "tool", "id": "transplant-graft-estimator", "title": "Hair Transplant Graft and Cost Estimator", "url": "/tools/transplant-graft-estimator/", "key": "stage67Grafts", "label": "Grafts, Norwood 6-7 (open-ended)" }, { "kind": "figure", "id": "transplant-cost", "title": "What a hair transplant costs: per graft, and by Norwood stage", "url": "/figures/transplant-cost/", "key": "stage67Grafts", "label": "Grafts printed on the Norwood 6-7 bar" } ] }, { "id": "dp04-27", "value": "1-4", "unit": "hairs", "kind": "count", "kindLabel": "Counts", "measures": "What a graft is", "quote": "A \"graft\" is a follicular unit containing 1-4 hairs.", "guideCode": "DP04", "guide": "Hair Transplant Cost Guide: What to Budget (2026)", "guideUrl": "/hair-transplant-cost/", "drawnBy": [ { "kind": "tool", "id": "transplant-graft-estimator", "title": "Hair Transplant Graft and Cost Estimator", "url": "/tools/transplant-graft-estimator/", "key": "graftDef", "label": "What a graft is" }, { "kind": "figure", "id": "transplant-cost", "title": "What a hair transplant costs: per graft, and by Norwood stage", "url": "/figures/transplant-cost/", "key": "graftIs", "label": "The footnote defining a graft" } ] }, { "id": "dp04-28", "value": "consultation with measurements", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "What gives an accurate estimate, which this tool is not", "quote": "A consultation with measurements provides accurate", "guideCode": "DP04", "guide": "Hair Transplant Cost Guide: What to Budget (2026)", "guideUrl": "/hair-transplant-cost/", "drawnBy": [ { "kind": "tool", "id": "transplant-graft-estimator", "title": "Hair Transplant Graft and Cost Estimator", "url": "/tools/transplant-graft-estimator/", "key": "consultation", "label": "What gives an accurate estimate, which this tool is not" } ] }, { "id": "dp04-29", "value": "none", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why nothing here assumes reimbursement", "quote": "Insurance doesn't cover hair transplants.", "guideCode": "DP04", "guide": "Hair Transplant Cost Guide: What to Budget (2026)", "guideUrl": "/hair-transplant-cost/", "drawnBy": [ { "kind": "tool", "id": "treatment-cost", "title": "Five-Year Cost Comparator", "url": "/tools/treatment-cost/", "key": "txInsuranceDP04", "label": "Why nothing here assumes reimbursement" } ] }, { "id": "dp07-1", "value": "15-300", "unit": "USD one-off", "kind": "money", "kindLabel": "Money", "measures": "At-home microneedling device, bought once", "quote": "- Cost: $15-$300 for device (multiple uses)", "guideCode": "DP07", "guide": "Microneedling for Hair Loss: How to Do It Right (2026)", "guideUrl": "/microneedling-hair-loss-guide/", "drawnBy": [ { "kind": "tool", "id": "treatment-cost", "title": "Five-Year Cost Comparator", "url": "/tools/treatment-cost/", "key": "mnHomeDP07", "label": "At-home microneedling device, bought once" } ] }, { "id": "dp07-2", "value": "200-700", "unit": "USD/session", "kind": "money", "kindLabel": "Money", "measures": "Professional microneedling, per session", "quote": "- Cost: $200-$700 per session", "guideCode": "DP07", "guide": "Microneedling for Hair Loss: How to Do It Right (2026)", "guideUrl": "/microneedling-hair-loss-guide/", "drawnBy": [ { "kind": "tool", "id": "treatment-cost", "title": "Five-Year Cost Comparator", "url": "/tools/treatment-cost/", "key": "mnProDP07", "label": "Professional microneedling, per session" } ] }, { "id": "dp09-1", "value": "699-2499", "unit": "USD one-off", "kind": "money", "kindLabel": "Money", "measures": "Helmets and caps", "quote": "Prices range from $699 to $2,499 depending on diode count and technology.", "guideCode": "DP09", "guide": "Best LLLT Devices Compared: Helmet vs Comb vs Cap (2026 Buyer's Guide)", "guideUrl": "/best-laser-hair-growth-device/", "drawnBy": [ { "kind": "tool", "id": "treatment-cost", "title": "Five-Year Cost Comparator", "url": "/tools/treatment-cost/", "key": "llltHelmetDP09", "label": "Helmets and caps" } ] }, { "id": "dp09-2", "value": "395-899", "unit": "USD one-off", "kind": "money", "kindLabel": "Money", "measures": "Laser combs and bands", "quote": "They're more affordable ($395-$899) but require active participation.", "guideCode": "DP09", "guide": "Best LLLT Devices Compared: Helmet vs Comb vs Cap (2026 Buyer's Guide)", "guideUrl": "/best-laser-hair-growth-device/", "drawnBy": [ { "kind": "tool", "id": "treatment-cost", "title": "Five-Year Cost Comparator", "url": "/tools/treatment-cost/", "key": "llltCombDP09", "label": "Laser combs and bands" } ] }, { "id": "dp09-3", "value": "395-2499", "unit": "USD one-off", "kind": "money", "kindLabel": "Money", "measures": "The whole FDA-cleared home-device market, cheapest comb to premium helmet", "quote": "budget ($395-$2,499)", "guideCode": "DP09", "guide": "Best LLLT Devices Compared: Helmet vs Comb vs Cap (2026 Buyer's Guide)", "guideUrl": "/best-laser-hair-growth-device/", "drawnBy": [ { "kind": "tool", "id": "treatment-cost", "title": "Five-Year Cost Comparator", "url": "/tools/treatment-cost/", "key": "llltBudgetDP09", "label": "The whole FDA-cleared home-device market, cheapest comb to premium helmet" } ] }, { "id": "dp09-4", "value": "5", "unit": "year warranty", "kind": "time", "kindLabel": "Time", "measures": "The longest warranty our device guide lists", "quote": "- **Kiierr**: 5-year warranty (longest in market)", "guideCode": "DP09", "guide": "Best LLLT Devices Compared: Helmet vs Comb vs Cap (2026 Buyer's Guide)", "guideUrl": "/best-laser-hair-growth-device/", "drawnBy": [ { "kind": "tool", "id": "treatment-cost", "title": "Five-Year Cost Comparator", "url": "/tools/treatment-cost/", "key": "llltWarrantyLongDP09", "label": "The longest warranty our device guide lists" } ] }, { "id": "dp09-5", "value": "2", "unit": "year warranty", "kind": "time", "kindLabel": "Time", "measures": "The shorter warranty the same guide lists for the other named brands", "quote": "- **HairMax**: 2-year warranty", "guideCode": "DP09", "guide": "Best LLLT Devices Compared: Helmet vs Comb vs Cap (2026 Buyer's Guide)", "guideUrl": "/best-laser-hair-growth-device/", "drawnBy": [ { "kind": "tool", "id": "treatment-cost", "title": "Five-Year Cost Comparator", "url": "/tools/treatment-cost/", "key": "llltWarrantyShortDP09", "label": "The shorter warranty the same guide lists for the other named brands" } ] }, { "id": "dp09-6", "value": "10000", "unit": "hours", "kind": "time", "kindLabel": "Time", "measures": "What the guide says about diode lifespan — the closest thing to a replacement interval anyone publishes", "quote": "Most devices rate their diodes at 10,000+ hours of use.", "guideCode": "DP09", "guide": "Best LLLT Devices Compared: Helmet vs Comb vs Cap (2026 Buyer's Guide)", "guideUrl": "/best-laser-hair-growth-device/", "drawnBy": [ { "kind": "tool", "id": "treatment-cost", "title": "Five-Year Cost Comparator", "url": "/tools/treatment-cost/", "key": "llltLifespanDP09", "label": "What the guide says about diode lifespan — the closest thing to a replacement interval anyone publishes" } ] }, { "id": "dp09-7", "value": "ongoing", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "A device is a purchase; the result is not", "quote": "Stop treatment and you'll gradually lose the gains.", "guideCode": "DP09", "guide": "Best LLLT Devices Compared: Helmet vs Comb vs Cap (2026 Buyer's Guide)", "guideUrl": "/best-laser-hair-growth-device/", "drawnBy": [ { "kind": "tool", "id": "treatment-cost", "title": "Five-Year Cost Comparator", "url": "/tools/treatment-cost/", "key": "llltStopDP09", "label": "A device is a purchase; the result is not" } ] }, { "id": "dp10-1", "value": "continues", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why a transplant is rarely the last cost", "quote": "your non-transplanted native hair continues to thin without medication", "guideCode": "DP10", "guide": "When Is Hair Transplant Worth It? The Complete Decision Guide (2026)", "guideUrl": "/hair-transplant-worth-it-decision-guide/", "drawnBy": [ { "kind": "tool", "id": "treatment-cost", "title": "Five-Year Cost Comparator", "url": "/tools/treatment-cost/", "key": "txNativeDP10", "label": "Why a transplant is rarely the last cost" } ] }, { "id": "sh10-1", "value": "seborrheic dermatitis, psoriasis, contact dermatitis", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Inflammatory scalp conditions the scalp-inflammation guide places on the non-scarring side", "quote": "Non-scarring inflammatory conditions (seborrheic dermatitis, psoriasis, contact dermatitis) don't typically cause permanent loss", "guideCode": "SH10", "guide": "Scalp Inflammation: Signs, Causes, and Treatment Guide", "guideUrl": "/scalp-inflammation-signs-causes-and-treatment-guide/", "drawnBy": [ { "kind": "figure", "id": "scarring-vs-nonscarring", "title": "Scarring and non-scarring hair loss, in cross-section", "url": "/figures/scarring-vs-nonscarring/", "key": "nonScarringInflammatory", "label": "Inflammatory scalp conditions the scalp-inflammation guide places on the non-scarring side" } ] }, { "id": "sh10-2", "value": "no regrowth", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "The same point as the scalp-inflammation guide states it", "quote": "once follicles are destroyed, regrowth isn't possible", "guideCode": "SH10", "guide": "Scalp Inflammation: Signs, Causes, and Treatment Guide", "guideUrl": "/scalp-inflammation-signs-causes-and-treatment-guide/", "drawnBy": [ { "kind": "figure", "id": "scarring-vs-nonscarring", "title": "Scarring and non-scarring hair loss, in cross-section", "url": "/figures/scarring-vs-nonscarring/", "key": "onceDestroyed", "label": "The same point as the scalp-inflammation guide states it" } ] }, { "id": "t01-1", "value": "66", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Finasteride: men showing regrowth by 48 months", "quote": "66% of men show regrowth by 48 months", "guideCode": "T01", "guide": "Complete Guide to Finasteride for Hair Loss", "guideUrl": "/finasteride-hair-loss-guide/", "drawnBy": [ { "kind": "tool", "id": "treatment-timeline", "title": "Hair loss treatment timeline: month by month, from your start date", "url": "/tools/treatment-timeline/", "key": "fin_regrowth_48", "label": "Finasteride: men showing regrowth by 48 months" } ] }, { "id": "t01-2", "value": "48", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Finasteride: men with visible regrowth by the 12-month mark", "quote": "Studies show that 48% of men experience visible regrowth by the 12-month mark.", "guideCode": "T01", "guide": "Complete Guide to Finasteride for Hair Loss", "guideUrl": "/finasteride-hair-loss-guide/", "drawnBy": [ { "kind": "tool", "id": "treatment-timeline", "title": "Hair loss treatment timeline: month by month, from your start date", "url": "/tools/treatment-timeline/", "key": "fin_regrowth_12", "label": "Finasteride: men with visible regrowth by the 12-month mark" } ] }, { "id": "t01-3", "value": "4.2", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "had any sexual adverse event, against 2.2% on placebo", "quote": "sexual adverse events occurred in 4.2% of finasteride users versus 2.2% on placebo", "guideCode": "T01", "guide": "Complete Guide to Finasteride for Hair Loss", "guideUrl": "/finasteride-hair-loss-guide/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "finOralSideEffects", "label": "had any sexual adverse event, against 2.2% on placebo" } ] }, { "id": "t01-4", "value": "80–90", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "of men see further loss slowed (AAD)", "quote": "The American Academy of Dermatology reports that finasteride slows down further hair loss in approximately 80-90% of men who take it", "guideCode": "T01", "guide": "Complete Guide to Finasteride for Hair Loss", "guideUrl": "/finasteride-hair-loss-guide/", "drawnBy": [ { "kind": "panel", "id": "enhancements", "title": "Reading experience", "url": "", "key": "finSlowsLoss", "label": "of men see further loss slowed (AAD)" } ] }, { "id": "t01-5", "value": "48", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "of men showed hair regrowth at 12 months (66% at 48 months)", "quote": "finasteride promotes actual hair regrowth in about 48% of men at 12 months and 66% at 48 months", "guideCode": "T01", "guide": "Complete Guide to Finasteride for Hair Loss", "guideUrl": "/finasteride-hair-loss-guide/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "finOralResponse", "label": "of men showed hair regrowth at 12 months (66% at 48 months)" } ] }, { "id": "t01-6", "value": "80–90", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "of men taking it have further loss slowed, per the AAD", "quote": "The American Academy of Dermatology reports that finasteride slows down further hair loss in approximately 80-90% of men who take it.", "guideCode": "T01", "guide": "Complete Guide to Finasteride for Hair Loss", "guideUrl": "/finasteride-hair-loss-guide/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "finOralSlowing", "label": "of men taking it have further loss slowed, per the AAD" } ] }, { "id": "t01-7", "value": "68", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "reduction in serum DHT on finasteride 1 mg daily (scalp DHT down about 64%)", "quote": "finasteride 1 mg daily reduces scalp DHT levels by approximately 64% and serum DHT levels by 68%", "guideCode": "T01", "guide": "Complete Guide to Finasteride for Hair Loss", "guideUrl": "/finasteride-hair-loss-guide/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "finOralDht", "label": "reduction in serum DHT on finasteride 1 mg daily (scalp DHT down about 64%)" }, { "kind": "figure", "id": "miniaturisation", "title": "How a follicle miniaturises", "url": "/figures/miniaturisation/", "key": "finasterideSerumDht", "label": "Serum DHT reduction on finasteride 1 mg daily" } ] }, { "id": "t01-8", "value": "64", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Scalp DHT reduction on finasteride 1 mg daily", "quote": "finasteride 1 mg daily reduces scalp DHT levels by approximately 64% and serum DHT levels by 68%", "guideCode": "T01", "guide": "Complete Guide to Finasteride for Hair Loss", "guideUrl": "/finasteride-hair-loss-guide/", "drawnBy": [ { "kind": "figure", "id": "miniaturisation", "title": "How a follicle miniaturises", "url": "/figures/miniaturisation/", "key": "finasterideScalpDht", "label": "Scalp DHT reduction on finasteride 1 mg daily" } ] }, { "id": "t01-9", "value": "80-90", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Share of men in whom FINASTERIDE slows further loss — the payoff line", "quote": "finasteride slows down further hair loss in approximately 80-90% of men who take it", "guideCode": "T01", "guide": "Complete Guide to Finasteride for Hair Loss", "guideUrl": "/finasteride-hair-loss-guide/", "drawnBy": [ { "kind": "figure", "id": "dht-pathway", "title": "The DHT pathway, and where each drug blocks it", "url": "/figures/dht-pathway/", "key": "slowsLoss", "label": "Share of men in whom FINASTERIDE slows further loss — the payoff line" } ] }, { "id": "t01-10", "value": "48", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "show actual regrowth at 12 months", "quote": "finasteride promotes actual hair regrowth in about 48% of men at 12 months", "guideCode": "T01", "guide": "Complete Guide to Finasteride for Hair Loss", "guideUrl": "/finasteride-hair-loss-guide/", "drawnBy": [ { "kind": "panel", "id": "enhancements", "title": "Reading experience", "url": "", "key": "finRegrowth12", "label": "show actual regrowth at 12 months" } ] }, { "id": "t01-11", "value": "68", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "The finasteride guide's own serum DHT figure, which is not T02's", "quote": "serum DHT levels by 68%", "guideCode": "T01", "guide": "Complete Guide to Finasteride for Hair Loss", "guideUrl": "/finasteride-hair-loss-guide/", "drawnBy": [ { "kind": "figure", "id": "dht-pathway", "title": "The DHT pathway, and where each drug blocks it", "url": "/figures/dht-pathway/", "key": "finSerumOther", "label": "The finasteride guide's own serum DHT figure, which is not T02's" } ] }, { "id": "t01-12", "value": "70-90+", "unit": "USD/month", "kind": "money", "kindLabel": "Money", "measures": "Brand-name Propecia, monthly, in our finasteride guide", "quote": "- Brand-name Propecia: Often $70-90+ per month", "guideCode": "T01", "guide": "Complete Guide to Finasteride for Hair Loss", "guideUrl": "/finasteride-hair-loss-guide/", "drawnBy": [ { "kind": "tool", "id": "treatment-cost", "title": "Five-Year Cost Comparator", "url": "/tools/treatment-cost/", "key": "finBrandT01", "label": "Brand-name Propecia, monthly, in our finasteride guide" } ] }, { "id": "t01-13", "value": "10-30", "unit": "USD/month", "kind": "money", "kindLabel": "Money", "measures": "Generic finasteride 1mg, monthly, in our finasteride guide", "quote": "- Generic finasteride: Typically $10-30 per month", "guideCode": "T01", "guide": "Complete Guide to Finasteride for Hair Loss", "guideUrl": "/finasteride-hair-loss-guide/", "drawnBy": [ { "kind": "tool", "id": "treatment-cost", "title": "Five-Year Cost Comparator", "url": "/tools/treatment-cost/", "key": "finGenericT01", "label": "Generic finasteride 1mg, monthly, in our finasteride guide" } ] }, { "id": "t01-14", "value": "4", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "before improvement is typically noticed, per the AAD", "quote": "The American Academy of Dermatology notes that it typically takes about 4 months to notice any improvement.", "guideCode": "T01", "guide": "Complete Guide to Finasteride for Hair Loss", "guideUrl": "/finasteride-hair-loss-guide/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "finOralTime", "label": "before improvement is typically noticed, per the AAD" } ] }, { "id": "t01-15", "value": "24", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "Finasteride: maximum benefit typically occurs around two years", "quote": "Maximum benefit from finasteride typically occurs around the two-year mark.", "guideCode": "T01", "guide": "Complete Guide to Finasteride for Hair Loss", "guideUrl": "/finasteride-hair-loss-guide/", "drawnBy": [ { "kind": "tool", "id": "treatment-timeline", "title": "Hair loss treatment timeline: month by month, from your start date", "url": "/tools/treatment-timeline/", "key": "fin_peak", "label": "Finasteride: maximum benefit typically occurs around two years" } ] }, { "id": "t01-16", "value": "1-3", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "Finasteride: months 1-3 are a waiting period, when an initial shed can occur", "quote": "Months 1-3: The Waiting Period", "guideCode": "T01", "guide": "Complete Guide to Finasteride for Hair Loss", "guideUrl": "/finasteride-hair-loss-guide/", "drawnBy": [ { "kind": "tool", "id": "treatment-timeline", "title": "Hair loss treatment timeline: month by month, from your start date", "url": "/tools/treatment-timeline/", "key": "fin_wait", "label": "Finasteride: months 1-3 are a waiting period, when an initial shed can occur" } ] }, { "id": "t01-17", "value": "6-12", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "Finasteride: the guide asks readers not to judge results before this window", "quote": "Don't judge results before 6-12 months of consistent use", "guideCode": "T01", "guide": "Complete Guide to Finasteride for Hair Loss", "guideUrl": "/finasteride-hair-loss-guide/", "drawnBy": [ { "kind": "tool", "id": "treatment-timeline", "title": "Hair loss treatment timeline: month by month, from your start date", "url": "/tools/treatment-timeline/", "key": "fin_judge", "label": "Finasteride: the guide asks readers not to judge results before this window" } ] }, { "id": "t01-18", "value": "4", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "Finasteride: typical time before any improvement is noticed (AAD)", "quote": "it typically takes about 4 months to notice any improvement", "guideCode": "T01", "guide": "Complete Guide to Finasteride for Hair Loss", "guideUrl": "/finasteride-hair-loss-guide/", "drawnBy": [ { "kind": "tool", "id": "treatment-timeline", "title": "Hair loss treatment timeline: month by month, from your start date", "url": "/tools/treatment-timeline/", "key": "fin_first", "label": "Finasteride: typical time before any improvement is noticed (AAD)" } ] }, { "id": "t01-19", "value": "12", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "What happens to finasteride gains after stopping", "quote": "Hair loss typically resumes within 12 months of stopping, and any gains made while on the medication are gradually lost.", "guideCode": "T01", "guide": "Complete Guide to Finasteride for Hair Loss", "guideUrl": "/finasteride-hair-loss-guide/", "drawnBy": [ { "kind": "tool", "id": "treatment-cost", "title": "Five-Year Cost Comparator", "url": "/tools/treatment-cost/", "key": "stopFinT01", "label": "What happens to finasteride gains after stopping" } ] }, { "id": "t01-20", "value": "1 mg", "unit": "daily", "kind": "dose", "kindLabel": "Doses and frequencies", "measures": "Finasteride dose printed under the drug name", "quote": "The FDA-approved dose for male pattern hair loss is 1 mg taken orally once daily", "guideCode": "T01", "guide": "Complete Guide to Finasteride for Hair Loss", "guideUrl": "/finasteride-hair-loss-guide/", "drawnBy": [ { "kind": "figure", "id": "dht-pathway", "title": "The DHT pathway, and where each drug blocks it", "url": "/figures/dht-pathway/", "key": "finDose", "label": "Finasteride dose printed under the drug name" } ] }, { "id": "t01-21", "value": "1 mg", "unit": "daily", "kind": "dose", "kindLabel": "Doses and frequencies", "measures": "Finasteride: the FDA-approved dose for male pattern hair loss", "quote": "The FDA-approved dose for male pattern hair loss is 1 mg taken orally once daily.", "guideCode": "T01", "guide": "Complete Guide to Finasteride for Hair Loss", "guideUrl": "/finasteride-hair-loss-guide/", "drawnBy": [ { "kind": "tool", "id": "treatment-timeline", "title": "Hair loss treatment timeline: month by month, from your start date", "url": "/tools/treatment-timeline/", "key": "fin_dose", "label": "Finasteride: the FDA-approved dose for male pattern hair loss" } ] }, { "id": "t01-22", "value": "1", "unit": "mg daily", "kind": "dose", "kindLabel": "Doses and frequencies", "measures": "The finasteride dose these DHT reductions were measured at", "quote": "finasteride 1 mg daily reduces scalp DHT levels by approximately 64% and serum DHT levels by 68%", "guideCode": "T01", "guide": "Complete Guide to Finasteride for Hair Loss", "guideUrl": "/finasteride-hair-loss-guide/", "drawnBy": [ { "kind": "figure", "id": "miniaturisation", "title": "How a follicle miniaturises", "url": "/figures/miniaturisation/", "key": "finasterideDose", "label": "The finasteride dose these DHT reductions were measured at" } ] }, { "id": "t01-23", "value": "over 1,500", "unit": "men", "kind": "count", "kindLabel": "Counts", "measures": "enrolled in the pivotal trials", "quote": "The pivotal clinical trials involved over 1,500 men with mild to moderate hair loss at the vertex (crown) and anterior mid-scalp regions.", "guideCode": "T01", "guide": "Complete Guide to Finasteride for Hair Loss", "guideUrl": "/finasteride-hair-loss-guide/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "finOralN", "label": "enrolled in the pivotal trials" } ] }, { "id": "t01-24", "value": "1997", "unit": "", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "FDA approved finasteride 1 mg for androgenetic alopecia in men", "quote": "The FDA approved finasteride 1 mg (Propecia) on December 19, 1997, specifically for treating androgenetic alopecia in men.", "guideCode": "T01", "guide": "Complete Guide to Finasteride for Hair Loss", "guideUrl": "/finasteride-hair-loss-guide/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "finOralFda", "label": "FDA approved finasteride 1 mg for androgenetic alopecia in men" } ] }, { "id": "t01-25", "value": "4.2% vs 2.2%", "unit": "", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "sexual adverse events, drug versus placebo", "quote": "sexual adverse events occurred in 4.2% of finasteride users versus 2.2% on placebo", "guideCode": "T01", "guide": "Complete Guide to Finasteride for Hair Loss", "guideUrl": "/finasteride-hair-loss-guide/", "drawnBy": [ { "kind": "panel", "id": "enhancements", "title": "Reading experience", "url": "", "key": "finSexualAE", "label": "sexual adverse events, drug versus placebo" } ] }, { "id": "t01-26", "value": "Not approved for women", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "finasteride is not FDA-approved for female hair loss", "quote": "Women (finasteride is not FDA-approved for female hair loss)", "guideCode": "T01", "guide": "Complete Guide to Finasteride for Hair Loss", "guideUrl": "/finasteride-hair-loss-guide/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "finOralNotWomen", "label": "finasteride is not FDA-approved for female hair loss" } ] }, { "id": "t01-27", "value": "expected", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Finasteride: an early shed is described as normal, not as failure", "quote": "this is normal and not a sign the medication isn't working", "guideCode": "T01", "guide": "Complete Guide to Finasteride for Hair Loss", "guideUrl": "/finasteride-hair-loss-guide/", "drawnBy": [ { "kind": "tool", "id": "treatment-timeline", "title": "Hair loss treatment timeline: month by month, from your start date", "url": "/tools/treatment-timeline/", "key": "fin_shed_meaning", "label": "Finasteride: an early shed is described as normal, not as failure" } ] }, { "id": "t01-28", "value": "Causes birth defects", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "must not be taken by women who are or may become pregnant", "quote": "Finasteride is not approved for women and should never be taken by women who are or may become pregnant.", "guideCode": "T01", "guide": "Complete Guide to Finasteride for Hair Loss", "guideUrl": "/finasteride-hair-loss-guide/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "finOralPregnancy", "label": "must not be taken by women who are or may become pregnant" } ] }, { "id": "t01-29", "value": "terminal to vellus", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "The end state of the sequence", "quote": "gradually become vellus-like hairs: thin, short, and barely visible", "guideCode": "T01", "guide": "Complete Guide to Finasteride for Hair Loss", "guideUrl": "/finasteride-hair-loss-guide/", "drawnBy": [ { "kind": "figure", "id": "miniaturisation", "title": "How a follicle miniaturises", "url": "/figures/miniaturisation/", "key": "terminalToVellus", "label": "The end state of the sequence" } ] }, { "id": "t01-30", "value": "type II and type III", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Which isoenzymes finasteride inhibits", "quote": "Finasteride works by inhibiting Type II and Type III 5-alpha reductase enzymes, which are highly concentrated in hair follicles.", "guideCode": "T01", "guide": "Complete Guide to Finasteride for Hair Loss", "guideUrl": "/finasteride-hair-loss-guide/", "drawnBy": [ { "kind": "figure", "id": "miniaturisation", "title": "How a follicle miniaturises", "url": "/figures/miniaturisation/", "key": "finasterideTargets", "label": "Which isoenzymes finasteride inhibits" } ] }, { "id": "t01-31", "value": "Type II and Type III", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why finasteride's bar extends over Type III at all", "quote": "Finasteride works by inhibiting Type II and Type III 5-alpha reductase enzymes", "guideCode": "T01", "guide": "Complete Guide to Finasteride for Hair Loss", "guideUrl": "/finasteride-hair-loss-guide/", "drawnBy": [ { "kind": "figure", "id": "dht-pathway", "title": "The DHT pathway, and where each drug blocks it", "url": "/figures/dht-pathway/", "key": "finTypeIIIalso", "label": "Why finasteride's bar extends over Type III at all" } ] }, { "id": "t01-32", "value": "not-yet-dormant follicles can recover", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why the window matters", "quote": "Follicles that haven't been completely dormant can begin producing thicker, longer hairs again", "guideCode": "T01", "guide": "Complete Guide to Finasteride for Hair Loss", "guideUrl": "/finasteride-hair-loss-guide/", "drawnBy": [ { "kind": "figure", "id": "miniaturisation", "title": "How a follicle miniaturises", "url": "/figures/miniaturisation/", "key": "reversibility", "label": "Why the window matters" } ] }, { "id": "t02-1", "value": "1–3", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "decreased libido, listed for both dutasteride and finasteride", "quote": "Decreased libido: 1-3%", "guideCode": "T02", "guide": "Dutasteride vs Finasteride: Which Is Better for Hair Loss?", "guideUrl": "/dutasteride-vs-finasteride/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "dutSideEffects", "label": "decreased libido, listed for both dutasteride and finasteride" } ] }, { "id": "t02-2", "value": "35", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "reached moderate-to-marked improvement on thrice-weekly dutasteride", "quote": "Thrice-weekly dutasteride: 35% achieved moderate-to-marked improvement", "guideCode": "T02", "guide": "Dutasteride vs Finasteride: Which Is Better for Hair Loss?", "guideUrl": "/dutasteride-vs-finasteride/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "dutResponse", "label": "reached moderate-to-marked improvement on thrice-weekly dutasteride" } ] }, { "id": "t02-3", "value": "21", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "reached the same mark on daily finasteride in that trial", "quote": "Daily finasteride: 21% achieved moderate-to-marked improvement", "guideCode": "T02", "guide": "Dutasteride vs Finasteride: Which Is Better for Hair Loss?", "guideUrl": "/dutasteride-vs-finasteride/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "dutComparator", "label": "reached the same mark on daily finasteride in that trial" } ] }, { "id": "t02-4", "value": "90-98", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Serum DHT reduction on dutasteride — the lower bar", "quote": "Serum DHT reduction: 90-98%", "guideCode": "T02", "guide": "Dutasteride vs Finasteride: Which Is Better for Hair Loss?", "guideUrl": "/dutasteride-vs-finasteride/", "drawnBy": [ { "kind": "figure", "id": "dht-pathway", "title": "The DHT pathway, and where each drug blocks it", "url": "/figures/dht-pathway/", "key": "dutSerumReduction", "label": "Serum DHT reduction on dutasteride — the lower bar" } ] }, { "id": "t02-5", "value": "70-71", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Serum DHT reduction on finasteride — the upper bar", "quote": "Serum DHT reduction: 70-71%", "guideCode": "T02", "guide": "Dutasteride vs Finasteride: Which Is Better for Hair Loss?", "guideUrl": "/dutasteride-vs-finasteride/", "drawnBy": [ { "kind": "figure", "id": "dht-pathway", "title": "The DHT pathway, and where each drug blocks it", "url": "/figures/dht-pathway/", "key": "finSerumReduction", "label": "Serum DHT reduction on finasteride — the upper bar" } ] }, { "id": "t02-6", "value": "60-80+", "unit": "USD/month", "kind": "money", "kindLabel": "Money", "measures": "Brand dutasteride (Avodart), monthly — our two guides disagree sharply here", "quote": "| Brand Monthly | $70-90+ (Propecia) | $60-80+ (Avodart) |", "guideCode": "T02", "guide": "Dutasteride vs Finasteride: Which Is Better for Hair Loss?", "guideUrl": "/dutasteride-vs-finasteride/", "drawnBy": [ { "kind": "tool", "id": "treatment-cost", "title": "Five-Year Cost Comparator", "url": "/tools/treatment-cost/", "key": "dutBrandT02", "label": "Brand dutasteride (Avodart), monthly — our two guides disagree sharply here" } ] }, { "id": "t02-7", "value": "15-50", "unit": "USD/month", "kind": "money", "kindLabel": "Money", "measures": "Generic dutasteride, monthly, in our dutasteride guide (second column)", "quote": "| Generic Monthly | $10-30 | $15-50 |", "guideCode": "T02", "guide": "Dutasteride vs Finasteride: Which Is Better for Hair Loss?", "guideUrl": "/dutasteride-vs-finasteride/", "drawnBy": [ { "kind": "tool", "id": "treatment-cost", "title": "Five-Year Cost Comparator", "url": "/tools/treatment-cost/", "key": "dutGenericT02", "label": "Generic dutasteride, monthly, in our dutasteride guide (second column)" } ] }, { "id": "t02-8", "value": "6-12", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "Dutasteride: consistent use expected before results are assessed", "quote": "Expect 6-12 months of consistent use before assessing results.", "guideCode": "T02", "guide": "Dutasteride vs Finasteride: Which Is Better for Hair Loss?", "guideUrl": "/dutasteride-vs-finasteride/", "drawnBy": [ { "kind": "tool", "id": "treatment-timeline", "title": "Hair loss treatment timeline: month by month, from your start date", "url": "/tools/treatment-timeline/", "key": "dut_assess", "label": "Dutasteride: consistent use expected before results are assessed" } ] }, { "id": "t02-9", "value": "3-6", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "Dutasteride: when added benefit typically becomes apparent after switching from finasteride", "quote": "the additional benefits of dutasteride typically become apparent after 3-6 months", "guideCode": "T02", "guide": "Dutasteride vs Finasteride: Which Is Better for Hair Loss?", "guideUrl": "/dutasteride-vs-finasteride/", "drawnBy": [ { "kind": "tool", "id": "treatment-timeline", "title": "Hair loss treatment timeline: month by month, from your start date", "url": "/tools/treatment-timeline/", "key": "dut_manifest", "label": "Dutasteride: when added benefit typically becomes apparent after switching from finasteride" } ] }, { "id": "t02-10", "value": "5", "unit": "weeks", "kind": "time", "kindLabel": "Time", "measures": "half-life, so the drug takes weeks to reach steady state and weeks to clear", "quote": "Dutasteride's 5-week half-life means it takes several weeks of consistent dosing for serum levels to reach steady state.", "guideCode": "T02", "guide": "Dutasteride vs Finasteride: Which Is Better for Hair Loss?", "guideUrl": "/dutasteride-vs-finasteride/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "dutHalfLife", "label": "half-life, so the drug takes weeks to reach steady state and weeks to clear" } ] }, { "id": "t02-11", "value": "4-6", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "How long the block lasts after dutasteride is stopped", "quote": "DHT remains suppressed for 4-6 months", "guideCode": "T02", "guide": "Dutasteride vs Finasteride: Which Is Better for Hair Loss?", "guideUrl": "/dutasteride-vs-finasteride/", "drawnBy": [ { "kind": "figure", "id": "dht-pathway", "title": "The DHT pathway, and where each drug blocks it", "url": "/figures/dht-pathway/", "key": "dutOffTime", "label": "How long the block lasts after dutasteride is stopped" } ] }, { "id": "t02-12", "value": "6–12", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "of consistent use before results are assessed", "quote": "Expect 6-12 months of consistent use before assessing results.", "guideCode": "T02", "guide": "Dutasteride vs Finasteride: Which Is Better for Hair Loss?", "guideUrl": "/dutasteride-vs-finasteride/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "dutTime", "label": "of consistent use before results are assessed" } ] }, { "id": "t02-13", "value": "2–3", "unit": "doses per week", "kind": "dose", "kindLabel": "Doses and frequencies", "measures": "an alternative schedule the long half-life allows", "quote": "dutasteride's long half-life allows effective treatment with 2-3 doses per week", "guideCode": "T02", "guide": "Dutasteride vs Finasteride: Which Is Better for Hair Loss?", "guideUrl": "/dutasteride-vs-finasteride/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "dutFrequency", "label": "an alternative schedule the long half-life allows" } ] }, { "id": "t02-14", "value": "0.5 mg", "unit": "daily", "kind": "dose", "kindLabel": "Doses and frequencies", "measures": "Dutasteride: the dose used for hair loss", "quote": "dutasteride is used at a dose of 0.5 mg daily", "guideCode": "T02", "guide": "Dutasteride vs Finasteride: Which Is Better for Hair Loss?", "guideUrl": "/dutasteride-vs-finasteride/", "drawnBy": [ { "kind": "tool", "id": "treatment-timeline", "title": "Hair loss treatment timeline: month by month, from your start date", "url": "/tools/treatment-timeline/", "key": "dut_dose", "label": "Dutasteride: the dose used for hair loss" }, { "kind": "figure", "id": "dht-pathway", "title": "The DHT pathway, and where each drug blocks it", "url": "/figures/dht-pathway/", "key": "dutDose", "label": "Dutasteride dose printed under the drug name" } ] }, { "id": "t02-15", "value": "0.5", "unit": "mg", "kind": "dose", "kindLabel": "Doses and frequencies", "measures": "the daily dose used for hair loss", "quote": "For hair loss treatment, dutasteride is used at a dose of 0.5 mg daily", "guideCode": "T02", "guide": "Dutasteride vs Finasteride: Which Is Better for Hair Loss?", "guideUrl": "/dutasteride-vs-finasteride/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "dutDose", "label": "the daily dose used for hair loss" } ] }, { "id": "t02-16", "value": "60", "unit": "men", "kind": "count", "kindLabel": "Counts", "measures": "in the 2025 randomised, investigator-blinded trial", "quote": "60 men with androgenetic alopecia", "guideCode": "T02", "guide": "Dutasteride vs Finasteride: Which Is Better for Hair Loss?", "guideUrl": "/dutasteride-vs-finasteride/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "dutN", "label": "in the 2025 randomised, investigator-blinded trial" } ] }, { "id": "t02-17", "value": "year 1-2", "unit": "", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "Dutasteride: when peak results are achieved", "quote": "Year 1-2**: Peak results achieved", "guideCode": "T02", "guide": "Dutasteride vs Finasteride: Which Is Better for Hair Loss?", "guideUrl": "/dutasteride-vs-finasteride/", "drawnBy": [ { "kind": "tool", "id": "treatment-timeline", "title": "Hair loss treatment timeline: month by month, from your start date", "url": "/tools/treatment-timeline/", "key": "dut_peak", "label": "Dutasteride: when peak results are achieved" } ] }, { "id": "t02-18", "value": "2025", "unit": "", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "randomised, investigator-blinded trial the dutasteride figures come from", "quote": "A 2025 randomized, investigator-blinded trial provides some of the most recent comparative data between dutasteride and finasteride", "guideCode": "T02", "guide": "Dutasteride vs Finasteride: Which Is Better for Hair Loss?", "guideUrl": "/dutasteride-vs-finasteride/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "dutTrialYear", "label": "randomised, investigator-blinded trial the dutasteride figures come from" } ] }, { "id": "t02-19", "value": "Off-label in the US", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "approved for enlarged prostate in 2001, not for hair loss", "quote": "FDA-approved for BPH (2001), NOT for hair loss in the US", "guideCode": "T02", "guide": "Dutasteride vs Finasteride: Which Is Better for Hair Loss?", "guideUrl": "/dutasteride-vs-finasteride/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "dutFda", "label": "approved for enlarged prostate in 2001, not for hair loss" } ] }, { "id": "t02-20", "value": "several weeks", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Dutasteride: dosing time needed before serum levels reach steady state", "quote": "it takes several weeks of consistent dosing for serum levels to reach steady state", "guideCode": "T02", "guide": "Dutasteride vs Finasteride: Which Is Better for Hair Loss?", "guideUrl": "/dutasteride-vs-finasteride/", "drawnBy": [ { "kind": "tool", "id": "treatment-timeline", "title": "Hair loss treatment timeline: month by month, from your start date", "url": "/tools/treatment-timeline/", "key": "dut_steady", "label": "Dutasteride: dosing time needed before serum levels reach steady state" } ] }, { "id": "t02-21", "value": "off-label", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Dutasteride: regulatory status for hair loss in the United States", "quote": "dutasteride isn't FDA-approved for hair loss in the US", "guideCode": "T02", "guide": "Dutasteride vs Finasteride: Which Is Better for Hair Loss?", "guideUrl": "/dutasteride-vs-finasteride/", "drawnBy": [ { "kind": "tool", "id": "treatment-timeline", "title": "Hair loss treatment timeline: month by month, from your start date", "url": "/tools/treatment-timeline/", "key": "dut_offlabel", "label": "Dutasteride: regulatory status for hair loss in the United States" } ] }, { "id": "t02-22", "value": "Approved", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "for hair loss in Japan, South Korea and Taiwan", "quote": "Approved specifically for hair loss in Japan, South Korea, and Taiwan", "guideCode": "T02", "guide": "Dutasteride vs Finasteride: Which Is Better for Hair Loss?", "guideUrl": "/dutasteride-vs-finasteride/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "dutApprovedAsia", "label": "for hair loss in Japan, South Korea and Taiwan" } ] }, { "id": "t02-23", "value": "No significant difference", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "in sexual side-effect rates between the two drugs", "quote": "Clinical trials comparing the two have not found significant differences in sexual side effect rates.", "guideCode": "T02", "guide": "Dutasteride vs Finasteride: Which Is Better for Hair Loss?", "guideUrl": "/dutasteride-vs-finasteride/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "dutVsFinSafety", "label": "in sexual side-effect rates between the two drugs" } ] }, { "id": "t02-24", "value": "Causes birth defects", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "neither dutasteride nor finasteride is approved for female hair loss", "quote": "Women (neither medication is approved for female hair loss, and both cause birth defects)", "guideCode": "T02", "guide": "Dutasteride vs Finasteride: Which Is Better for Hair Loss?", "guideUrl": "/dutasteride-vs-finasteride/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "dutPregnancy", "label": "neither dutasteride nor finasteride is approved for female hair loss" } ] }, { "id": "t02-25", "value": "Types I, II and III", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why dutasteride's bar spans all three channels", "quote": "dutasteride inhibits all three isoenzymes (Types I, II, and III)", "guideCode": "T02", "guide": "Dutasteride vs Finasteride: Which Is Better for Hair Loss?", "guideUrl": "/dutasteride-vs-finasteride/", "drawnBy": [ { "kind": "figure", "id": "dht-pathway", "title": "The DHT pathway, and where each drug blocks it", "url": "/figures/dht-pathway/", "key": "dutTargetsAll", "label": "Why dutasteride's bar spans all three channels" } ] }, { "id": "t02-26", "value": "Type II", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why finasteride's bar is drawn solid across the Type II channel", "quote": "Finasteride selectively inhibits Type II 5-alpha reductase", "guideCode": "T02", "guide": "Dutasteride vs Finasteride: Which Is Better for Hair Loss?", "guideUrl": "/dutasteride-vs-finasteride/", "drawnBy": [ { "kind": "figure", "id": "dht-pathway", "title": "The DHT pathway, and where each drug blocks it", "url": "/figures/dht-pathway/", "key": "finTargetTypeII", "label": "Why finasteride's bar is drawn solid across the Type II channel" } ] }, { "id": "t02-27", "value": "not blocked", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why the Type I channel is drawn open under finasteride's bar", "quote": "The Type I isoenzyme, which finasteride doesn't block", "guideCode": "T02", "guide": "Dutasteride vs Finasteride: Which Is Better for Hair Loss?", "guideUrl": "/dutasteride-vs-finasteride/", "drawnBy": [ { "kind": "figure", "id": "dht-pathway", "title": "The DHT pathway, and where each drug blocks it", "url": "/figures/dht-pathway/", "key": "finNotTypeI", "label": "Why the Type I channel is drawn open under finasteride's bar" } ] }, { "id": "t03-1", "value": "15.1", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "get hypertrichosis in the largest series — hair growth elsewhere on the body, rising steeply with dose", "quote": "The main side effect is hypertrichosis (excess hair growth elsewhere on the body), reported in 15.1% of patients in the largest series and rising steeply with dose.", "guideCode": "T03", "guide": "Oral Minoxidil for Hair Loss: Evidence-Based Review", "guideUrl": "/oral-minoxidil-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "ldomHypertrichosis", "label": "get hypertrichosis in the largest series — hair growth elsewhere on the body, rising steeply with dose" } ] }, { "id": "t03-2", "value": "27", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "had some form of adverse event", "quote": "Meta-analysis data shows approximately 27% of patients experience some form of adverse event.", "guideCode": "T03", "guide": "Oral Minoxidil for Hair Loss: Evidence-Based Review", "guideUrl": "/oral-minoxidil-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "ldomSideEffects", "label": "had some form of adverse event" } ] }, { "id": "t03-3", "value": "35–47", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "of patients had meaningful improvement", "quote": "with about 35-47% of patients experiencing meaningful improvement", "guideCode": "T03", "guide": "Oral Minoxidil for Hair Loss: Evidence-Based Review", "guideUrl": "/oral-minoxidil-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "ldomResponse", "label": "of patients had meaningful improvement" } ] }, { "id": "t03-4", "value": "16-22", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Oral minoxidil: patients with transient shedding in the early weeks", "quote": "Between 16-22% of patients experience transient shedding in the early weeks of treatment.", "guideCode": "T03", "guide": "Oral Minoxidil for Hair Loss: Evidence-Based Review", "guideUrl": "/oral-minoxidil-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "treatment-timeline", "title": "Hair loss treatment timeline: month by month, from your start date", "url": "/tools/treatment-timeline/", "key": "omin_shed_rate", "label": "Oral minoxidil: patients with transient shedding in the early weeks" } ] }, { "id": "t03-5", "value": "6–12", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "before response can be assessed", "quote": "Most patients need 6-12 months to assess whether oral minoxidil is working.", "guideCode": "T03", "guide": "Oral Minoxidil for Hair Loss: Evidence-Based Review", "guideUrl": "/oral-minoxidil-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "ldomTime", "label": "before response can be assessed" } ] }, { "id": "t03-6", "value": "beyond 12", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "Oral minoxidil: some patients keep improving past the first year", "quote": "Some patients see ongoing improvement beyond 12 months", "guideCode": "T03", "guide": "Oral Minoxidil for Hair Loss: Evidence-Based Review", "guideUrl": "/oral-minoxidil-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "treatment-timeline", "title": "Hair loss treatment timeline: month by month, from your start date", "url": "/tools/treatment-timeline/", "key": "omin_beyond", "label": "Oral minoxidil: some patients keep improving past the first year" } ] }, { "id": "t03-7", "value": "3-6", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "Oral minoxidil: the development phase", "quote": "Months 3-6: Development Phase", "guideCode": "T03", "guide": "Oral Minoxidil for Hair Loss: Evidence-Based Review", "guideUrl": "/oral-minoxidil-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "treatment-timeline", "title": "Hair loss treatment timeline: month by month, from your start date", "url": "/tools/treatment-timeline/", "key": "omin_dev", "label": "Oral minoxidil: the development phase" } ] }, { "id": "t03-8", "value": "1-3", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "Oral minoxidil: the early phase, when shedding may occur", "quote": "Months 1-3: Early Phase", "guideCode": "T03", "guide": "Oral Minoxidil for Hair Loss: Evidence-Based Review", "guideUrl": "/oral-minoxidil-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "treatment-timeline", "title": "Hair loss treatment timeline: month by month, from your start date", "url": "/tools/treatment-timeline/", "key": "omin_early", "label": "Oral minoxidil: the early phase, when shedding may occur" } ] }, { "id": "t03-9", "value": "6-12", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "Oral minoxidil: time most patients need before a response can be assessed", "quote": "Most patients need 6-12 months to assess whether oral minoxidil is working.", "guideCode": "T03", "guide": "Oral Minoxidil for Hair Loss: Evidence-Based Review", "guideUrl": "/oral-minoxidil-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "treatment-timeline", "title": "Hair loss treatment timeline: month by month, from your start date", "url": "/tools/treatment-timeline/", "key": "omin_assess", "label": "Oral minoxidil: time most patients need before a response can be assessed" } ] }, { "id": "t03-10", "value": "0.625–5", "unit": "mg daily", "kind": "dose", "kindLabel": "Doses and frequencies", "measures": "the low-dose range used for hair loss, against 10–40 mg for blood pressure", "quote": "typically 0.625 mg to 5 mg daily for hair loss, compared to 10-40 mg or more for hypertension", "guideCode": "T03", "guide": "Oral Minoxidil for Hair Loss: Evidence-Based Review", "guideUrl": "/oral-minoxidil-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "ldomDose", "label": "the low-dose range used for hair loss, against 10–40 mg for blood pressure" } ] }, { "id": "t03-11", "value": "2,933", "unit": "patients", "kind": "count", "kindLabel": "Counts", "measures": "across 27 studies in the 2025 meta-analysis", "quote": "2025 Meta-Analysis (27 Studies, 2,933 Patients)", "guideCode": "T03", "guide": "Oral Minoxidil for Hair Loss: Evidence-Based Review", "guideUrl": "/oral-minoxidil-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "ldomN", "label": "across 27 studies in the 2025 meta-analysis" } ] }, { "id": "t03-12", "value": "year 1+", "unit": "", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "Oral minoxidil: results typically stabilise from year one", "quote": "Year 1+: Maintenance Phase", "guideCode": "T03", "guide": "Oral Minoxidil for Hair Loss: Evidence-Based Review", "guideUrl": "/oral-minoxidil-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "treatment-timeline", "title": "Hair loss treatment timeline: month by month, from your start date", "url": "/tools/treatment-timeline/", "key": "omin_maint", "label": "Oral minoxidil: results typically stabilise from year one" } ] }, { "id": "t03-13", "value": "first signs", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Oral minoxidil: what the development phase looks like", "quote": "First signs of improvement may become visible", "guideCode": "T03", "guide": "Oral Minoxidil for Hair Loss: Evidence-Based Review", "guideUrl": "/oral-minoxidil-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "treatment-timeline", "title": "Hair loss treatment timeline: month by month, from your start date", "url": "/tools/treatment-timeline/", "key": "omin_first", "label": "Oral minoxidil: what the development phase looks like" } ] }, { "id": "t03-14", "value": "Off-label", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "the oral drug is approved only for severe refractory hypertension", "quote": "Oral minoxidil is FDA-approved only for treating severe refractory hypertension", "guideCode": "T03", "guide": "Oral Minoxidil for Hair Loss: Evidence-Based Review", "guideUrl": "/oral-minoxidil-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "ldomFda", "label": "the oral drug is approved only for severe refractory hypertension" } ] }, { "id": "t03-15", "value": "Contraception required", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "women of childbearing potential need reliable contraception", "quote": "Women of childbearing potential need reliable contraception", "guideCode": "T03", "guide": "Oral Minoxidil for Hair Loss: Evidence-Based Review", "guideUrl": "/oral-minoxidil-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "ldomPregnancy", "label": "women of childbearing potential need reliable contraception" } ] }, { "id": "t04-1", "value": "15–30", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "menstrual irregularity, the most common side effect", "quote": "The main side effect is menstrual irregularity (15-30%), which is manageable.", "guideCode": "T04", "guide": "Spironolactone for Hair Loss in Women", "guideUrl": "/spironolactone-hair-loss-women/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "spiroSideEffects", "label": "menstrual irregularity, the most common side effect" } ] }, { "id": "t04-2", "value": "2.8–3.8", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "of women stop taking it because of side effects", "quote": "Studies show only 2.8-3.8% of women discontinue spironolactone due to side effects", "guideCode": "T04", "guide": "Spironolactone for Hair Loss in Women", "guideUrl": "/spironolactone-hair-loss-women/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "spiroDiscontinue", "label": "of women stop taking it because of side effects" } ] }, { "id": "t04-3", "value": "56.6", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "overall improvement rate; 65.8% when combined with another treatment", "quote": "A 2023 meta-analysis found an overall improvement rate of 56.6%, with combination therapy (such as adding minoxidil) showing better results at 65.8%.", "guideCode": "T04", "guide": "Spironolactone for Hair Loss in Women", "guideUrl": "/spironolactone-hair-loss-women/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "spiroResponse", "label": "overall improvement rate; 65.8% when combined with another treatment" } ] }, { "id": "t04-4", "value": "6–12", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "to results; best outcomes at one year or longer", "quote": "Results typically take 6-12 months to appear, with best outcomes at one year or longer.", "guideCode": "T04", "guide": "Spironolactone for Hair Loss in Women", "guideUrl": "/spironolactone-hair-loss-women/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "spiroTime", "label": "to results; best outcomes at one year or longer" } ] }, { "id": "t04-5", "value": "100–200", "unit": "mg daily", "kind": "dose", "kindLabel": "Doses and frequencies", "measures": "what most women take; the published range starts at 50 mg", "quote": "Spironolactone dosing for hair loss typically ranges from 50-200 mg daily, with most women taking 100-200 mg.", "guideCode": "T04", "guide": "Spironolactone for Hair Loss in Women", "guideUrl": "/spironolactone-hair-loss-women/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "spiroDose", "label": "what most women take; the published range starts at 50 mg" } ] }, { "id": "t04-6", "value": "48", "unit": "women", "kind": "count", "kindLabel": "Counts", "measures": "in the 2025 randomised placebo-controlled trial (all also using minoxidil)", "quote": "48 women randomized to spironolactone 100 mg or placebo (all using minoxidil)", "guideCode": "T04", "guide": "Spironolactone for Hair Loss in Women", "guideUrl": "/spironolactone-hair-loss-women/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "spiroN", "label": "in the 2025 randomised placebo-controlled trial (all also using minoxidil)" } ] }, { "id": "t04-7", "value": "2025", "unit": "", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "randomised controlled trial in premenopausal women", "quote": "The most recent high-quality evidence comes from a 2025 RCT in premenopausal women", "guideCode": "T04", "guide": "Spironolactone for Hair Loss in Women", "guideUrl": "/spironolactone-hair-loss-women/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "spiroTrialYear", "label": "randomised controlled trial in premenopausal women" } ] }, { "id": "t04-8", "value": "Not used in men", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "antiandrogen effects cause feminization", "quote": "Spironolactone is generally not recommended for men because its antiandrogen effects cause feminization, including breast enlargement and sexual dysfunction.", "guideCode": "T04", "guide": "Spironolactone for Hair Loss in Women", "guideUrl": "/spironolactone-hair-loss-women/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "spiroNotMen", "label": "antiandrogen effects cause feminization" } ] }, { "id": "t04-9", "value": "Contraindicated in pregnancy", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "risk of feminization of male fetuses", "quote": "Spironolactone is contraindicated during pregnancy due to risk of feminization of male fetuses.", "guideCode": "T04", "guide": "Spironolactone for Hair Loss in Women", "guideUrl": "/spironolactone-hair-loss-women/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "spiroPregnancy", "label": "risk of feminization of male fetuses" } ] }, { "id": "t04-10", "value": "Not FDA-approved", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "spironolactone has no FDA approval for hair loss", "quote": "No, spironolactone is not FDA-approved for hair loss.", "guideCode": "T04", "guide": "Spironolactone for Hair Loss in Women", "guideUrl": "/spironolactone-hair-loss-women/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "spiroFda", "label": "spironolactone has no FDA approval for hair loss" } ] }, { "id": "t05-1", "value": "3.5", "unit": "mg/week", "kind": "dose", "kindLabel": "Doses and frequencies", "measures": "Every-other-day dosing is half the standard weekly exposure — the pill-stretching lever T05 describes", "quote": "- Weekly exposure of 3.5mg (1mg EOD) is half the standard", "guideCode": "T05", "guide": "Low-Dose Finasteride for Hair Loss: Does It Actually Work?", "guideUrl": "/low-dose-finasteride/", "drawnBy": [ { "kind": "tool", "id": "treatment-cost", "title": "Five-Year Cost Comparator", "url": "/tools/treatment-cost/", "key": "lowDoseT05", "label": "Every-other-day dosing is half the standard weekly exposure — the pill-stretching lever T05 describes" } ] }, { "id": "t05-2", "value": "cost", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Cost is one of the reasons T05 lists for asking about a lower or less frequent dose", "quote": "4. **Cost**: Stretching prescriptions longer", "guideCode": "T05", "guide": "Low-Dose Finasteride for Hair Loss: Does It Actually Work?", "guideUrl": "/low-dose-finasteride/", "drawnBy": [ { "kind": "tool", "id": "treatment-cost", "title": "Five-Year Cost Comparator", "url": "/tools/treatment-cost/", "key": "lowDoseCostT05", "label": "Cost is one of the reasons T05 lists for asking about a lower or less frequent dose" } ] }, { "id": "t06-1", "value": "2.8", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "had sexual adverse events, against 3.3% on placebo", "quote": "In the Phase III trial, sexual adverse events occurred in 2.8% of topical users versus 3.3% on placebo.", "guideCode": "T06", "guide": "Topical Finasteride for Hair Loss: Benefits, How to Apply, and What to Expect", "guideUrl": "/topical-finasteride/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "finTopSideEffects", "label": "had sexual adverse events, against 3.3% on placebo" } ] }, { "id": "t06-2", "value": "12", "unit": "weeks", "kind": "time", "kindLabel": "Time", "measures": "to initial results; more by 24 weeks", "quote": "Expect initial results around 12 weeks, with more significant improvement by 24 weeks.", "guideCode": "T06", "guide": "Topical Finasteride for Hair Loss: Benefits, How to Apply, and What to Expect", "guideUrl": "/topical-finasteride/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "finTopTime", "label": "to initial results; more by 24 weeks" } ] }, { "id": "t06-3", "value": "+20.2", "unit": "hairs", "kind": "count", "kindLabel": "Counts", "measures": "hair count at 24 weeks, against +21.1 for oral finasteride 1 mg", "quote": "+20.2 hairs with topical versus +21.1 hairs with oral at 24 weeks", "guideCode": "T06", "guide": "Topical Finasteride for Hair Loss: Benefits, How to Apply, and What to Expect", "guideUrl": "/topical-finasteride/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "finTopResponse", "label": "hair count at 24 weeks, against +21.1 for oral finasteride 1 mg" } ] }, { "id": "t06-4", "value": "458", "unit": "men", "kind": "count", "kindLabel": "Counts", "measures": "in the Phase III trial, over 24 weeks", "quote": "A landmark Phase III trial compared topical finasteride 0.25% spray, oral finasteride 1mg, and placebo in 458 men over 24 weeks", "guideCode": "T06", "guide": "Topical Finasteride for Hair Loss: Benefits, How to Apply, and What to Expect", "guideUrl": "/topical-finasteride/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "finTopN", "label": "in the Phase III trial, over 24 weeks" } ] }, { "id": "t06-5", "value": "December 2022", "unit": "", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "Germany approved a topical formulation", "quote": "Germany approved a topical formulation in December 2022.", "guideCode": "T06", "guide": "Topical Finasteride for Hair Loss: Benefits, How to Apply, and What to Expect", "guideUrl": "/topical-finasteride/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "finTopGermany", "label": "Germany approved a topical formulation" } ] }, { "id": "t06-6", "value": ">100×", "unit": "lower", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "plasma concentration than oral; serum DHT down 34.5% vs 55.6%", "quote": "Plasma concentrations are over 100 times lower than oral, and serum DHT reduction is 34.5% versus 55.6%", "guideCode": "T06", "guide": "Topical Finasteride for Hair Loss: Benefits, How to Apply, and What to Expect", "guideUrl": "/topical-finasteride/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "finTopSystemic", "label": "plasma concentration than oral; serum DHT down 34.5% vs 55.6%" } ] }, { "id": "t06-7", "value": "Teratogenic", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "contraindicated in women of childbearing potential", "quote": "Topical finasteride is still contraindicated in women of childbearing potential due to teratogenic risk.", "guideCode": "T06", "guide": "Topical Finasteride for Hair Loss: Benefits, How to Apply, and What to Expect", "guideUrl": "/topical-finasteride/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "finTopPregnancy", "label": "contraindicated in women of childbearing potential" } ] }, { "id": "t06-8", "value": "Not FDA approved", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "topical finasteride has no FDA approval for hair loss", "quote": "No, topical finasteride is not FDA approved for hair loss.", "guideCode": "T06", "guide": "Topical Finasteride for Hair Loss: Benefits, How to Apply, and What to Expect", "guideUrl": "/topical-finasteride/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "finTopFda", "label": "topical finasteride has no FDA approval for hair loss" } ] }, { "id": "t07-1", "value": "94.1", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Combination: 12-month improvement rate, against 80.5% and 59% for the single treatments", "quote": "94.1% improvement rate versus 80.5% with finasteride only and 59% with minoxidil only", "guideCode": "T07", "guide": "Combining Finasteride and Minoxidil: The Complete Protocol Guide", "guideUrl": "/finasteride-minoxidil-together/", "drawnBy": [ { "kind": "tool", "id": "treatment-timeline", "title": "Hair loss treatment timeline: month by month, from your start date", "url": "/tools/treatment-timeline/", "key": "combo_rate", "label": "Combination: 12-month improvement rate, against 80.5% and 59% for the single treatments" } ] }, { "id": "t07-2", "value": "94.1", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "improvement at 12 months, against 80.5% and 59% for each alone", "quote": "A randomized 12-month comparison of 450 men showed 94.1% improvement with the combination versus 80.5% with finasteride alone and 59% with minoxidil alone", "guideCode": "T07", "guide": "Combining Finasteride and Minoxidil: The Complete Protocol Guide", "guideUrl": "/finasteride-minoxidil-together/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "comboResponse", "label": "improvement at 12 months, against 80.5% and 59% for each alone" } ] }, { "id": "t07-3", "value": "59", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "improvement with minoxidil alone at 12 months", "quote": "A randomized 12-month comparison of 450 men showed 94.1% improvement with the combination versus 80.5% with finasteride alone and 59% with minoxidil alone", "guideCode": "T07", "guide": "Combining Finasteride and Minoxidil: The Complete Protocol Guide", "guideUrl": "/finasteride-minoxidil-together/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "minTopResponse", "label": "improvement with minoxidil alone at 12 months" } ] }, { "id": "t07-4", "value": "92.4", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "of those men were stable or improved over 12 months", "quote": "A large retrospective study (N=502) found 92.4% of men achieved stable or improved hair over 12 months", "guideCode": "T07", "guide": "Combining Finasteride and Minoxidil: The Complete Protocol Guide", "guideUrl": "/finasteride-minoxidil-together/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "comboStable", "label": "of those men were stable or improved over 12 months" } ] }, { "id": "t07-5", "value": "2–4", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "sexual side effects, the same rate as finasteride on its own", "quote": "Sexual side effects: 2-4% (same as monotherapy)", "guideCode": "T07", "guide": "Combining Finasteride and Minoxidil: The Complete Protocol Guide", "guideUrl": "/finasteride-minoxidil-together/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "comboSideEffects", "label": "sexual side effects, the same rate as finasteride on its own" } ] }, { "id": "t07-6", "value": "24", "unit": "weeks", "kind": "time", "kindLabel": "Time", "measures": "Combination: one study reported no initial hair-loss phase across 24 weeks", "quote": "Combining finasteride with minoxidil showed sustained improvement throughout the 24-week study period without the initial phase of hair loss.", "guideCode": "T07", "guide": "Combining Finasteride and Minoxidil: The Complete Protocol Guide", "guideUrl": "/finasteride-minoxidil-together/", "drawnBy": [ { "kind": "tool", "id": "treatment-timeline", "title": "Hair loss treatment timeline: month by month, from your start date", "url": "/tools/treatment-timeline/", "key": "combo_noshed", "label": "Combination: one study reported no initial hair-loss phase across 24 weeks" } ] }, { "id": "t07-7", "value": "3 and 6", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "Combination: one study showed improvement at both 3 and 6 months", "quote": "One study found combination therapy showed improvement at both 3 and 6 months", "guideCode": "T07", "guide": "Combining Finasteride and Minoxidil: The Complete Protocol Guide", "guideUrl": "/finasteride-minoxidil-together/", "drawnBy": [ { "kind": "tool", "id": "treatment-timeline", "title": "Hair loss treatment timeline: month by month, from your start date", "url": "/tools/treatment-timeline/", "key": "combo_early", "label": "Combination: one study showed improvement at both 3 and 6 months" } ] }, { "id": "t07-8", "value": "2-6", "unit": "weeks", "kind": "time", "kindLabel": "Time", "measures": "Combination: possible increased shedding in weeks 2-6", "quote": "Expect: Possible increased shedding weeks 2-6", "guideCode": "T07", "guide": "Combining Finasteride and Minoxidil: The Complete Protocol Guide", "guideUrl": "/finasteride-minoxidil-together/", "drawnBy": [ { "kind": "tool", "id": "treatment-timeline", "title": "Hair loss treatment timeline: month by month, from your start date", "url": "/tools/treatment-timeline/", "key": "combo_shed", "label": "Combination: possible increased shedding in weeks 2-6" } ] }, { "id": "t07-9", "value": "3-4", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "Combination: shedding stops and stabilisation begins", "quote": "By month 3-4: Shedding stops, stabilization begins", "guideCode": "T07", "guide": "Combining Finasteride and Minoxidil: The Complete Protocol Guide", "guideUrl": "/finasteride-minoxidil-together/", "drawnBy": [ { "kind": "tool", "id": "treatment-timeline", "title": "Hair loss treatment timeline: month by month, from your start date", "url": "/tools/treatment-timeline/", "key": "combo_shed_end", "label": "Combination: shedding stops and stabilisation begins" } ] }, { "id": "t07-10", "value": "12-24", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "Combination: time to full results", "quote": "full results still take 12-24 months", "guideCode": "T07", "guide": "Combining Finasteride and Minoxidil: The Complete Protocol Guide", "guideUrl": "/finasteride-minoxidil-together/", "drawnBy": [ { "kind": "tool", "id": "treatment-timeline", "title": "Hair loss treatment timeline: month by month, from your start date", "url": "/tools/treatment-timeline/", "key": "combo_full", "label": "Combination: time to full results" } ] }, { "id": "t07-11", "value": "3", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "improvement seen at 3 and 6 months in one study, earlier than monotherapy", "quote": "One study found combination therapy showed improvement at both 3 and 6 months, while monotherapy showed later results.", "guideCode": "T07", "guide": "Combining Finasteride and Minoxidil: The Complete Protocol Guide", "guideUrl": "/finasteride-minoxidil-together/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "comboTime", "label": "improvement seen at 3 and 6 months in one study, earlier than monotherapy" } ] }, { "id": "t07-12", "value": "502", "unit": "men", "kind": "count", "kindLabel": "Counts", "measures": "in a 12-month retrospective study of oral minoxidil 2.5 mg plus finasteride 1 mg", "quote": "A study of 502 men using combined oral minoxidil (2.5mg) and finasteride (1mg) for 12 months found", "guideCode": "T07", "guide": "Combining Finasteride and Minoxidil: The Complete Protocol Guide", "guideUrl": "/finasteride-minoxidil-together/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "comboN", "label": "in a 12-month retrospective study of oral minoxidil 2.5 mg plus finasteride 1 mg" } ] }, { "id": "t07-13", "value": "7", "unit": "RCTs", "kind": "count", "kindLabel": "Counts", "measures": "in the 2025 meta-analysis this card also draws on", "quote": "Meta-Analysis of 7 RCTs (2025)", "guideCode": "T07", "guide": "Combining Finasteride and Minoxidil: The Complete Protocol Guide", "guideUrl": "/finasteride-minoxidil-together/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "comboMetaRcts", "label": "in the 2025 meta-analysis this card also draws on" } ] }, { "id": "t07-14", "value": "Off-label together", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "both components are FDA-approved, the combination is not", "quote": "FDA-approved components (used off-label together)", "guideCode": "T07", "guide": "Combining Finasteride and Minoxidil: The Complete Protocol Guide", "guideUrl": "/finasteride-minoxidil-together/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "comboFda", "label": "both components are FDA-approved, the combination is not" } ] }, { "id": "t07-15", "value": "Written for men", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "the guide states different considerations apply for women", "quote": "You're a woman (different considerations apply)", "guideCode": "T07", "guide": "Combining Finasteride and Minoxidil: The Complete Protocol Guide", "guideUrl": "/finasteride-minoxidil-together/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "comboNotWomen", "label": "the guide states different considerations apply for women" } ] }, { "id": "t08-1", "value": "70-90", "unit": "USD/month", "kind": "money", "kindLabel": "Money", "measures": "Brand finasteride (Propecia), monthly, in our medications comparison", "quote": "| Finasteride 1mg oral | $5-15 | $70-90 |", "guideCode": "T08", "guide": "Hair Loss Medications: The Complete Comparison Guide", "guideUrl": "/hair-loss-medications-compared/", "drawnBy": [ { "kind": "tool", "id": "treatment-cost", "title": "Five-Year Cost Comparator", "url": "/tools/treatment-cost/", "key": "finBrandT08", "label": "Brand finasteride (Propecia), monthly, in our medications comparison" } ] }, { "id": "t08-2", "value": "15-30", "unit": "USD/month", "kind": "money", "kindLabel": "Money", "measures": "Generic dutasteride 0.5mg, monthly, in our medications comparison", "quote": "| Dutasteride 0.5mg oral | $15-30 | $180+ |", "guideCode": "T08", "guide": "Hair Loss Medications: The Complete Comparison Guide", "guideUrl": "/hair-loss-medications-compared/", "drawnBy": [ { "kind": "tool", "id": "treatment-cost", "title": "Five-Year Cost Comparator", "url": "/tools/treatment-cost/", "key": "dutGenericT08", "label": "Generic dutasteride 0.5mg, monthly, in our medications comparison" } ] }, { "id": "t08-3", "value": "5-15", "unit": "USD/month", "kind": "money", "kindLabel": "Money", "measures": "Generic finasteride 1mg, monthly, in our medications comparison", "quote": "| Finasteride 1mg oral | $5-15 | $70-90 |", "guideCode": "T08", "guide": "Hair Loss Medications: The Complete Comparison Guide", "guideUrl": "/hair-loss-medications-compared/", "drawnBy": [ { "kind": "tool", "id": "treatment-cost", "title": "Five-Year Cost Comparator", "url": "/tools/treatment-cost/", "key": "finGenericT08", "label": "Generic finasteride 1mg, monthly, in our medications comparison" } ] }, { "id": "t08-4", "value": "15-25", "unit": "USD/month", "kind": "money", "kindLabel": "Money", "measures": "Generic oral minoxidil 2.5mg, monthly (brand runs $40-60)", "quote": "| Oral minoxidil 2.5mg | $15-25 | $40-60 |", "guideCode": "T08", "guide": "Hair Loss Medications: The Complete Comparison Guide", "guideUrl": "/hair-loss-medications-compared/", "drawnBy": [ { "kind": "tool", "id": "treatment-cost", "title": "Five-Year Cost Comparator", "url": "/tools/treatment-cost/", "key": "minoxOralT08", "label": "Generic oral minoxidil 2.5mg, monthly (brand runs $40-60)" } ] }, { "id": "t08-5", "value": "15-30", "unit": "USD/month", "kind": "money", "kindLabel": "Money", "measures": "Generic topical minoxidil 5%, monthly (brand runs $45-60)", "quote": "| Minoxidil 5% topical | $15-30 | $45-60 |", "guideCode": "T08", "guide": "Hair Loss Medications: The Complete Comparison Guide", "guideUrl": "/hair-loss-medications-compared/", "drawnBy": [ { "kind": "tool", "id": "treatment-cost", "title": "Five-Year Cost Comparator", "url": "/tools/treatment-cost/", "key": "minoxTopicalT08", "label": "Generic topical minoxidil 5%, monthly (brand runs $45-60)" } ] }, { "id": "t08-6", "value": "generic then brand", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Which column is which in T08’s price table: the first price is the generic, the second the brand", "quote": "| Treatment | Generic | Brand |", "guideCode": "T08", "guide": "Hair Loss Medications: The Complete Comparison Guide", "guideUrl": "/hair-loss-medications-compared/", "drawnBy": [ { "kind": "tool", "id": "treatment-cost", "title": "Five-Year Cost Comparator", "url": "/tools/treatment-cost/", "key": "t08ColumnsT08", "label": "Which column is which in T08’s price table: the first price is the generic, the second the brand" } ] }, { "id": "t10-1", "value": "94", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "improve on combination therapy at 12 months", "quote": "At 12 months, combination therapy achieves 94% improvement", "guideCode": "T10", "guide": "How Long Until Hair Loss Treatment Works? The Complete Timeline", "guideUrl": "/hair-loss-treatment-timeline/", "drawnBy": [ { "kind": "panel", "id": "enhancements", "title": "Reading experience", "url": "", "key": "timeCombination", "label": "improve on combination therapy at 12 months" } ] }, { "id": "t10-2", "value": "3–6", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "before results are visible", "quote": "expect 3-6 months for visible results and 12-24 months for maximum improvement", "guideCode": "T10", "guide": "How Long Until Hair Loss Treatment Works? The Complete Timeline", "guideUrl": "/hair-loss-treatment-timeline/", "drawnBy": [ { "kind": "panel", "id": "enhancements", "title": "Reading experience", "url": "", "key": "timeToVisible", "label": "before results are visible" } ] }, { "id": "t10-3", "value": "ongoing", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Exogen, the shedding phase, is ongoing rather than timed", "quote": "| Shedding | Exogen | Ongoing | Old hair falls out |", "guideCode": "T10", "guide": "How Long Until Hair Loss Treatment Works? The Complete Timeline", "guideUrl": "/hair-loss-treatment-timeline/", "drawnBy": [ { "kind": "figure", "id": "hair-cycle", "title": "The hair growth cycle", "url": "/figures/hair-cycle/", "key": "exogenDuration", "label": "Exogen, the shedding phase, is ongoing rather than timed" } ] }, { "id": "to01-1", "value": "13.8", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "get scalp irritation, usually from propylene glycol", "quote": "Common side effects include scalp irritation (13.8%)", "guideCode": "TO01", "guide": "Minoxidil 5% Complete Guide: How to Apply for Best Results", "guideUrl": "/minoxidil-5-percent-guide/", "drawnBy": [ { "kind": "panel", "id": "enhancements", "title": "Reading experience", "url": "", "key": "minoxIrritation", "label": "get scalp irritation, usually from propylene glycol" } ] }, { "id": "to01-2", "value": "45", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "more regrowth from the 5% solution than the 2% at 48 weeks", "quote": "5% solution produces 45% more hair regrowth than 2% at 48 weeks", "guideCode": "TO01", "guide": "Minoxidil 5% Complete Guide: How to Apply for Best Results", "guideUrl": "/minoxidil-5-percent-guide/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "minTopConcentration", "label": "more regrowth from the 5% solution than the 2% at 48 weeks" }, { "kind": "panel", "id": "enhancements", "title": "Reading experience", "url": "", "key": "minox5over2", "label": "more regrowth from 5% than from 2% at 48 weeks" } ] }, { "id": "to01-3", "value": "52.3", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "of responders first notice results in month two", "quote": "about half (52.3%) first notice results in month 2", "guideCode": "TO01", "guide": "Minoxidil 5% Complete Guide: How to Apply for Best Results", "guideUrl": "/minoxidil-5-percent-guide/", "drawnBy": [ { "kind": "panel", "id": "enhancements", "title": "Reading experience", "url": "", "key": "minoxByMonth2", "label": "of responders first notice results in month two" } ] }, { "id": "to01-4", "value": "13.8", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "scalp irritation, usually from the propylene glycol in the solution", "quote": "Common side effects include scalp irritation (13.8%), usually from propylene glycol", "guideCode": "TO01", "guide": "Minoxidil 5% Complete Guide: How to Apply for Best Results", "guideUrl": "/minoxidil-5-percent-guide/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "minTopSideEffects", "label": "scalp irritation, usually from the propylene glycol in the solution" } ] }, { "id": "to01-5", "value": "52.3", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Topical minoxidil: of the users who respond, the share whose response first shows in month 2", "quote": "Among users who respond, about half (52.3%) first notice results in month 2, with full assessment at 4-6 months.", "guideCode": "TO01", "guide": "Minoxidil 5% Complete Guide: How to Apply for Best Results", "guideUrl": "/minoxidil-5-percent-guide/", "drawnBy": [ { "kind": "tool", "id": "treatment-timeline", "title": "Hair loss treatment timeline: month by month, from your start date", "url": "/tools/treatment-timeline/", "key": "min_first", "label": "Topical minoxidil: of the users who respond, the share whose response first shows in month 2" } ] }, { "id": "to01-6", "value": "2", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "the month in which 52.3% of responders first notice results; full assessment at 4–6 months", "quote": "Among users who respond, about half (52.3%) first notice results in month 2, with full assessment at 4-6 months.", "guideCode": "TO01", "guide": "Minoxidil 5% Complete Guide: How to Apply for Best Results", "guideUrl": "/minoxidil-5-percent-guide/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "minTopTime", "label": "the month in which 52.3% of responders first notice results; full assessment at 4–6 months" } ] }, { "id": "to01-7", "value": "2-8", "unit": "weeks", "kind": "time", "kindLabel": "Time", "measures": "The shed window as the application guide states it", "quote": "Many users experience increased hair fall in the first 2-8 weeks", "guideCode": "TO01", "guide": "Minoxidil 5% Complete Guide: How to Apply for Best Results", "guideUrl": "/minoxidil-5-percent-guide/", "drawnBy": [ { "kind": "figure", "id": "minoxidil-shedding", "title": "The minoxidil shed, and the weeks it runs for", "url": "/figures/minoxidil-shedding/", "key": "to01Window", "label": "The shed window as the application guide states it" } ] }, { "id": "to01-8", "value": "6-12", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "Topical minoxidil: peak improvement, full assessment possible", "quote": "6-12 | Peak improvement | Full assessment possible", "guideCode": "TO01", "guide": "Minoxidil 5% Complete Guide: How to Apply for Best Results", "guideUrl": "/minoxidil-5-percent-guide/", "drawnBy": [ { "kind": "tool", "id": "treatment-timeline", "title": "Hair loss treatment timeline: month by month, from your start date", "url": "/tools/treatment-timeline/", "key": "min_peak", "label": "Topical minoxidil: peak improvement, full assessment possible" } ] }, { "id": "to01-9", "value": "4-6", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "Topical minoxidil: reduced shedding and early density improvement", "quote": "By 4-6 months, you should see reduced shedding and early density improvements.", "guideCode": "TO01", "guide": "Minoxidil 5% Complete Guide: How to Apply for Best Results", "guideUrl": "/minoxidil-5-percent-guide/", "drawnBy": [ { "kind": "tool", "id": "treatment-timeline", "title": "Hair loss treatment timeline: month by month, from your start date", "url": "/tools/treatment-timeline/", "key": "min_density", "label": "Topical minoxidil: reduced shedding and early density improvement" } ] }, { "id": "to01-10", "value": "6", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "Where minoxidil gains stand six months after stopping", "quote": "| 6 months | Return to baseline or worse |", "guideCode": "TO01", "guide": "Minoxidil 5% Complete Guide: How to Apply for Best Results", "guideUrl": "/minoxidil-5-percent-guide/", "drawnBy": [ { "kind": "tool", "id": "treatment-cost", "title": "Five-Year Cost Comparator", "url": "/tools/treatment-cost/", "key": "stopMinoxTO01", "label": "Where minoxidil gains stand six months after stopping" } ] }, { "id": "to01-11", "value": "69.7 to 33.8", "unit": "hairs", "kind": "count", "kindLabel": "Counts", "measures": "Hairs lost during washing, before and with effective treatment", "quote": "shedding during washing drops from an average of 69.7 hairs to 33.8 with effective treatment", "guideCode": "TO01", "guide": "Minoxidil 5% Complete Guide: How to Apply for Best Results", "guideUrl": "/minoxidil-5-percent-guide/", "drawnBy": [ { "kind": "figure", "id": "minoxidil-shedding", "title": "The minoxidil shed, and the weeks it runs for", "url": "/figures/minoxidil-shedding/", "key": "washCount", "label": "Hairs lost during washing, before and with effective treatment" } ] }, { "id": "to01-12", "value": "5%", "unit": "", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "Topical minoxidil: the concentration this guide covers, which is FDA-approved", "quote": "Minoxidil 5% is FDA-approved", "guideCode": "TO01", "guide": "Minoxidil 5% Complete Guide: How to Apply for Best Results", "guideUrl": "/minoxidil-5-percent-guide/", "drawnBy": [ { "kind": "tool", "id": "treatment-timeline", "title": "Hair loss treatment timeline: month by month, from your start date", "url": "/tools/treatment-timeline/", "key": "min_conc", "label": "Topical minoxidil: the concentration this guide covers, which is FDA-approved" } ] }, { "id": "to01-13", "value": "month 3-4", "unit": "", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "When the application guide reports the phase resolving", "quote": "Usually resolves by month 3-4", "guideCode": "TO01", "guide": "Minoxidil 5% Complete Guide: How to Apply for Best Results", "guideUrl": "/minoxidil-5-percent-guide/", "drawnBy": [ { "kind": "figure", "id": "minoxidil-shedding", "title": "The minoxidil shed, and the weeks it runs for", "url": "/figures/minoxidil-shedding/", "key": "to01Resolves", "label": "When the application guide reports the phase resolving" } ] }, { "id": "to01-14", "value": "FDA-approved", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "minoxidil 5% is approved and available over the counter", "quote": "Minoxidil 5% is FDA-approved and clinically proven", "guideCode": "TO01", "guide": "Minoxidil 5% Complete Guide: How to Apply for Best Results", "guideUrl": "/minoxidil-5-percent-guide/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "minTopFda", "label": "minoxidil 5% is approved and available over the counter" } ] }, { "id": "to01-15", "value": "A substantial minority", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "of users are partial or non-responders", "quote": "A substantial minority of users are partial or non-responders.", "guideCode": "TO01", "guide": "Minoxidil 5% Complete Guide: How to Apply for Best Results", "guideUrl": "/minoxidil-5-percent-guide/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "minTopNonResponders", "label": "of users are partial or non-responders" } ] }, { "id": "to01-16", "value": "lifelong", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "What our minoxidil guide says the commitment is", "quote": "- Plan for lifelong use if you want to keep gains", "guideCode": "TO01", "guide": "Minoxidil 5% Complete Guide: How to Apply for Best Results", "guideUrl": "/minoxidil-5-percent-guide/", "drawnBy": [ { "kind": "tool", "id": "treatment-cost", "title": "Five-Year Cost Comparator", "url": "/tools/treatment-cost/", "key": "stopMinoxPlanTO01", "label": "What our minoxidil guide says the commitment is" } ] }, { "id": "to01-17", "value": "weak telogen hairs", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "What the shed hair is: a finished telogen hair, not a growing one", "quote": "Minoxidil pushes weak telogen hairs out to make room for stronger anagen hairs.", "guideCode": "TO01", "guide": "Minoxidil 5% Complete Guide: How to Apply for Best Results", "guideUrl": "/minoxidil-5-percent-guide/", "drawnBy": [ { "kind": "figure", "id": "minoxidil-shedding", "title": "The minoxidil shed, and the weeks it runs for", "url": "/figures/minoxidil-shedding/", "key": "weakTelogenHairs", "label": "What the shed hair is: a finished telogen hair, not a growing one" } ] }, { "id": "to03-1", "value": "1.4", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "of the applied dose reaches the bloodstream", "quote": "only about 1.4% of the applied dose reaches your bloodstream", "guideCode": "TO03", "guide": "Topical Minoxidil Side Effects and How to Manage Them", "guideUrl": "/minoxidil-side-effects/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "minTopSystemic", "label": "of the applied dose reaches the bloodstream" } ] }, { "id": "to03-2", "value": "15", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "unwanted hair growth; 0.5% stop treatment because of it", "quote": "Hypertrichosis (unwanted hair growth) affects about 15% of users but causes only 0.5% to stop treatment", "guideCode": "TO03", "guide": "Topical Minoxidil Side Effects and How to Manage Them", "guideUrl": "/minoxidil-side-effects/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "minTopHypertrichosis", "label": "unwanted hair growth; 0.5% stop treatment because of it" } ] }, { "id": "to04-1", "value": "15-20", "unit": "USD/bottle", "kind": "money", "kindLabel": "Money", "measures": "Ketoconazole shampoo: 1% over-the-counter per bottle, 2% prescription $25-40", "quote": "| Cost | ~$15-20 | ~$25-40 |", "guideCode": "TO04", "guide": "Ketoconazole Shampoo for Hair Loss: Evidence-Based Guide", "guideUrl": "/ketoconazole-shampoo-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "treatment-cost", "title": "Five-Year Cost Comparator", "url": "/tools/treatment-cost/", "key": "ketoPriceTO04", "label": "Ketoconazole shampoo: 1% over-the-counter per bottle, 2% prescription $25-40" } ] }, { "id": "to04-2", "value": "2-3", "unit": "uses/week", "kind": "dose", "kindLabel": "Doses and frequencies", "measures": "How often the guide says to use it — but it never says how long a bottle lasts", "quote": "| Frequency | 2-3 times per week |", "guideCode": "TO04", "guide": "Ketoconazole Shampoo for Hair Loss: Evidence-Based Guide", "guideUrl": "/ketoconazole-shampoo-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "treatment-cost", "title": "Five-Year Cost Comparator", "url": "/tools/treatment-cost/", "key": "ketoFreqTO04", "label": "How often the guide says to use it — but it never says how long a bottle lasts" } ] }, { "id": "to04-3", "value": "1%/2%", "unit": "", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "Which column is which in TO04’s cost table: the first price is the 1% over-the-counter bottle, the second the 2% prescription one", "quote": "| Factor | 1% Nizoral A-D | 2% Nizoral RX |", "guideCode": "TO04", "guide": "Ketoconazole Shampoo for Hair Loss: Evidence-Based Guide", "guideUrl": "/ketoconazole-shampoo-hair-loss/", "drawnBy": [ { "kind": "tool", "id": "treatment-cost", "title": "Five-Year Cost Comparator", "url": "/tools/treatment-cost/", "key": "ketoColumnsTO04", "label": "Which column is which in TO04’s cost table: the first price is the 1% over-the-counter bottle, the second the 2% prescription one" } ] }, { "id": "to06-1", "value": "15-150", "unit": "USD one-off", "kind": "money", "kindLabel": "Money", "measures": "The same at-home device in our microneedling protocol guide, plus unpriced replacements", "quote": "| Cost | $15-150 device + replacements |", "guideCode": "TO06", "guide": "Microneedling with Minoxidil: Complete Protocol", "guideUrl": "/microneedling-minoxidil-protocol/", "drawnBy": [ { "kind": "tool", "id": "treatment-cost", "title": "Five-Year Cost Comparator", "url": "/tools/treatment-cost/", "key": "mnHomeTO06", "label": "The same at-home device in our microneedling protocol guide, plus unpriced replacements" } ] }, { "id": "to06-2", "value": "monthly", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "How often professional microneedling is typically done — the figure that turns a session price into a year", "quote": "| Frequency | Monthly typically |", "guideCode": "TO06", "guide": "Microneedling with Minoxidil: Complete Protocol", "guideUrl": "/microneedling-minoxidil-protocol/", "drawnBy": [ { "kind": "tool", "id": "treatment-cost", "title": "Five-Year Cost Comparator", "url": "/tools/treatment-cost/", "key": "mnProFreqTO06", "label": "How often professional microneedling is typically done — the figure that turns a session price into a year" } ] }, { "id": "to07-1", "value": "17-55", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Share of users reported to experience minoxidil shedding", "quote": "affects 17-55% of users", "guideCode": "TO07", "guide": "How to Stop Minoxidil Shedding Phase: Complete Guide (2026)", "guideUrl": "/minoxidil-shedding-guide/", "drawnBy": [ { "kind": "figure", "id": "minoxidil-shedding", "title": "The minoxidil shed, and the weeks it runs for", "url": "/figures/minoxidil-shedding/", "key": "affectedShare", "label": "Share of users reported to experience minoxidil shedding" } ] }, { "id": "to07-2", "value": "17-55", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Topical minoxidil: users who report a shedding phase", "quote": "Minoxidil shedding affects 17-55% of users", "guideCode": "TO07", "guide": "How to Stop Minoxidil Shedding Phase: Complete Guide (2026)", "guideUrl": "/minoxidil-shedding-guide/", "drawnBy": [ { "kind": "tool", "id": "treatment-timeline", "title": "Hair loss treatment timeline: month by month, from your start date", "url": "/tools/treatment-timeline/", "key": "min_shed_rate", "label": "Topical minoxidil: users who report a shedding phase" } ] }, { "id": "to07-3", "value": "1.5 to 2", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "Average duration of the shed", "quote": "the average duration of minoxidil shedding is 1.5 to 2 months", "guideCode": "TO07", "guide": "How to Stop Minoxidil Shedding Phase: Complete Guide (2026)", "guideUrl": "/minoxidil-shedding-guide/", "drawnBy": [ { "kind": "figure", "id": "minoxidil-shedding", "title": "The minoxidil shed, and the weeks it runs for", "url": "/figures/minoxidil-shedding/", "key": "averageDuration", "label": "Average duration of the shed" } ] }, { "id": "to07-4", "value": "2-4", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "How long a hair sits finished in the follicle before it sheds — panel 1", "quote": "Dormant period of 2-4 months before hair sheds", "guideCode": "TO07", "guide": "How to Stop Minoxidil Shedding Phase: Complete Guide (2026)", "guideUrl": "/minoxidil-shedding-guide/", "drawnBy": [ { "kind": "figure", "id": "minoxidil-shedding", "title": "The minoxidil shed, and the weeks it runs for", "url": "/figures/minoxidil-shedding/", "key": "telogenRest", "label": "How long a hair sits finished in the follicle before it sheds — panel 1" } ] }, { "id": "to07-5", "value": "12-16", "unit": "weeks", "kind": "time", "kindLabel": "Time", "measures": "Topical minoxidil: most users see improvement by weeks 12-16", "quote": "Most users see improvement by weeks 12-16.", "guideCode": "TO07", "guide": "How to Stop Minoxidil Shedding Phase: Complete Guide (2026)", "guideUrl": "/minoxidil-shedding-guide/", "drawnBy": [ { "kind": "tool", "id": "treatment-timeline", "title": "Hair loss treatment timeline: month by month, from your start date", "url": "/tools/treatment-timeline/", "key": "min_shed_end", "label": "Topical minoxidil: most users see improvement by weeks 12-16" }, { "kind": "figure", "id": "minoxidil-shedding", "title": "The minoxidil shed, and the weeks it runs for", "url": "/figures/minoxidil-shedding/", "key": "improvementBy", "label": "When most users are reported to see improvement" } ] }, { "id": "to07-6", "value": "3-4", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "Topical minoxidil: shedding continuing past this point is outside the normal range and warrants evaluation by a dermatologist", "quote": "if you're still experiencing significant shedding beyond 3-4 months, this is outside the normal range and warrants evaluation by a dermatologist", "guideCode": "TO07", "guide": "How to Stop Minoxidil Shedding Phase: Complete Guide (2026)", "guideUrl": "/minoxidil-shedding-guide/", "drawnBy": [ { "kind": "tool", "id": "treatment-timeline", "title": "Hair loss treatment timeline: month by month, from your start date", "url": "/tools/treatment-timeline/", "key": "min_shed_toolong", "label": "Topical minoxidil: shedding continuing past this point is outside the normal range and warrants evaluation by a dermatologist" } ] }, { "id": "to07-7", "value": "12-16", "unit": "weeks", "kind": "time", "kindLabel": "Time", "measures": "Topical minoxidil: shedding gradually decreases and hair fall returns toward baseline", "quote": "Weeks 12-16**: Shedding gradually decreases", "guideCode": "TO07", "guide": "How to Stop Minoxidil Shedding Phase: Complete Guide (2026)", "guideUrl": "/minoxidil-shedding-guide/", "drawnBy": [ { "kind": "tool", "id": "treatment-timeline", "title": "Hair loss treatment timeline: month by month, from your start date", "url": "/tools/treatment-timeline/", "key": "min_shed_settles", "label": "Topical minoxidil: shedding gradually decreases and hair fall returns toward baseline" } ] }, { "id": "to07-8", "value": "2-4", "unit": "weeks", "kind": "time", "kindLabel": "Time", "measures": "Topical minoxidil: shedding typically starts 2-4 weeks in and lasts 4-8 weeks", "quote": "typically starting 2-4 weeks after beginning treatment and lasting 4-8 weeks", "guideCode": "TO07", "guide": "How to Stop Minoxidil Shedding Phase: Complete Guide (2026)", "guideUrl": "/minoxidil-shedding-guide/", "drawnBy": [ { "kind": "tool", "id": "treatment-timeline", "title": "Hair loss treatment timeline: month by month, from your start date", "url": "/tools/treatment-timeline/", "key": "min_shed_window", "label": "Topical minoxidil: shedding typically starts 2-4 weeks in and lasts 4-8 weeks" } ] }, { "id": "to07-9", "value": "6-12", "unit": "weeks", "kind": "time", "kindLabel": "Time", "measures": "Topical minoxidil: when shedding typically peaks", "quote": "Weeks 6-12**: This is when shedding typically peaks", "guideCode": "TO07", "guide": "How to Stop Minoxidil Shedding Phase: Complete Guide (2026)", "guideUrl": "/minoxidil-shedding-guide/", "drawnBy": [ { "kind": "tool", "id": "treatment-timeline", "title": "Hair loss treatment timeline: month by month, from your start date", "url": "/tools/treatment-timeline/", "key": "min_shed_peak", "label": "Topical minoxidil: when shedding typically peaks" } ] }, { "id": "to07-10", "value": "beyond 3-4 months", "unit": "", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "The point past which the guides no longer describe shedding as the normal shed", "quote": "if you're still experiencing significant shedding beyond 3-4 months, this is outside the normal range and warrants evaluation by a dermatologist", "guideCode": "TO07", "guide": "How to Stop Minoxidil Shedding Phase: Complete Guide (2026)", "guideUrl": "/minoxidil-shedding-guide/", "drawnBy": [ { "kind": "figure", "id": "minoxidil-shedding", "title": "The minoxidil shed, and the weeks it runs for", "url": "/figures/minoxidil-shedding/", "key": "outsideRange", "label": "The point past which the guides no longer describe shedding as the normal shed" } ] }, { "id": "to07-11", "value": "weeks 1-2", "unit": "", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "Window 1 on the timeline", "quote": "**Weeks 1-2**: Most users notice no significant changes.", "guideCode": "TO07", "guide": "How to Stop Minoxidil Shedding Phase: Complete Guide (2026)", "guideUrl": "/minoxidil-shedding-guide/", "drawnBy": [ { "kind": "figure", "id": "minoxidil-shedding", "title": "The minoxidil shed, and the weeks it runs for", "url": "/figures/minoxidil-shedding/", "key": "stage1", "label": "Window 1 on the timeline" } ] }, { "id": "to07-12", "value": "weeks 2-4", "unit": "", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "Window 2 on the timeline — where the curve starts to rise", "quote": "**Weeks 2-4**: Shedding typically begins during this window.", "guideCode": "TO07", "guide": "How to Stop Minoxidil Shedding Phase: Complete Guide (2026)", "guideUrl": "/minoxidil-shedding-guide/", "drawnBy": [ { "kind": "figure", "id": "minoxidil-shedding", "title": "The minoxidil shed, and the weeks it runs for", "url": "/figures/minoxidil-shedding/", "key": "stage2", "label": "Window 2 on the timeline — where the curve starts to rise" } ] }, { "id": "to07-13", "value": "weeks 6-12", "unit": "", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "Window 3 on the timeline — where the curve peaks", "quote": "**Weeks 6-12**: This is when shedding typically peaks.", "guideCode": "TO07", "guide": "How to Stop Minoxidil Shedding Phase: Complete Guide (2026)", "guideUrl": "/minoxidil-shedding-guide/", "drawnBy": [ { "kind": "figure", "id": "minoxidil-shedding", "title": "The minoxidil shed, and the weeks it runs for", "url": "/figures/minoxidil-shedding/", "key": "stage3", "label": "Window 3 on the timeline — where the curve peaks" } ] }, { "id": "to07-14", "value": "weeks 12-16", "unit": "", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "Window 4 on the timeline — where the curve falls back toward baseline", "quote": "**Weeks 12-16**: Shedding gradually decreases. New hair growth may become visible, and hair fall returns toward baseline levels.", "guideCode": "TO07", "guide": "How to Stop Minoxidil Shedding Phase: Complete Guide (2026)", "guideUrl": "/minoxidil-shedding-guide/", "drawnBy": [ { "kind": "figure", "id": "minoxidil-shedding", "title": "The minoxidil shed, and the weeks it runs for", "url": "/figures/minoxidil-shedding/", "key": "stage4", "label": "Window 4 on the timeline — where the curve falls back toward baseline" } ] }, { "id": "to07-15", "value": "months 4-6", "unit": "", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "Window 5 on the timeline — where the curve is flat again", "quote": "**Months 4-6**: For most users, shedding has stopped completely and new growth is established.", "guideCode": "TO07", "guide": "How to Stop Minoxidil Shedding Phase: Complete Guide (2026)", "guideUrl": "/minoxidil-shedding-guide/", "drawnBy": [ { "kind": "figure", "id": "minoxidil-shedding", "title": "The minoxidil shed, and the weeks it runs for", "url": "/figures/minoxidil-shedding/", "key": "stage5", "label": "Window 5 on the timeline — where the curve is flat again" } ] }, { "id": "to07-16", "value": "greater shedding, better outcome", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "The association reported between how much someone sheds and how well they do", "quote": "greater shedding predicts better treatment outcomes", "guideCode": "TO07", "guide": "How to Stop Minoxidil Shedding Phase: Complete Guide (2026)", "guideUrl": "/minoxidil-shedding-guide/", "drawnBy": [ { "kind": "figure", "id": "minoxidil-shedding", "title": "The minoxidil shed, and the weeks it runs for", "url": "/figures/minoxidil-shedding/", "key": "predictsOutcome", "label": "The association reported between how much someone sheds and how well they do" } ] }, { "id": "to07-17", "value": "the same hairs, earlier", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "The callout under the mechanism panels: the shed is acceleration, not addition", "quote": "You're not losing additional hairs; you're losing the same hairs on an accelerated timeline.", "guideCode": "TO07", "guide": "How to Stop Minoxidil Shedding Phase: Complete Guide (2026)", "guideUrl": "/minoxidil-shedding-guide/", "drawnBy": [ { "kind": "figure", "id": "minoxidil-shedding", "title": "The minoxidil shed, and the weeks it runs for", "url": "/figures/minoxidil-shedding/", "key": "sameHairs", "label": "The callout under the mechanism panels: the shed is acceleration, not addition" } ] }, { "id": "to07-18", "value": "immediate telogen release", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "The name the literature gives the mechanism", "quote": "a specific mechanism called \"immediate telogen release,\"", "guideCode": "TO07", "guide": "How to Stop Minoxidil Shedding Phase: Complete Guide (2026)", "guideUrl": "/minoxidil-shedding-guide/", "drawnBy": [ { "kind": "figure", "id": "minoxidil-shedding", "title": "The minoxidil shed, and the weeks it runs for", "url": "/figures/minoxidil-shedding/", "key": "telogenRelease", "label": "The name the literature gives the mechanism" } ] }, { "id": "to07-19", "value": "expected", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Topical minoxidil: shedding is documented as a sign the medication is acting, not failing", "quote": "this phenomenon is well-documented in clinical research and is actually a sign that the medication is working", "guideCode": "TO07", "guide": "How to Stop Minoxidil Shedding Phase: Complete Guide (2026)", "guideUrl": "/minoxidil-shedding-guide/", "drawnBy": [ { "kind": "tool", "id": "treatment-timeline", "title": "Hair loss treatment timeline: month by month, from your start date", "url": "/tools/treatment-timeline/", "key": "min_shed_meaning", "label": "Topical minoxidil: shedding is documented as a sign the medication is acting, not failing" } ] }, { "id": "to07-20", "value": "telogen shortened", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "What minoxidil does to the resting phase — the reason panel 2 is drawn as a follicle re-entering growth", "quote": "Minoxidil works by shortening the telogen phase and promoting the transition of dormant hair follicles into the anagen (growth) phase.", "guideCode": "TO07", "guide": "How to Stop Minoxidil Shedding Phase: Complete Guide (2026)", "guideUrl": "/minoxidil-shedding-guide/", "drawnBy": [ { "kind": "figure", "id": "minoxidil-shedding", "title": "The minoxidil shed, and the weeks it runs for", "url": "/figures/minoxidil-shedding/", "key": "shortensTelogen", "label": "What minoxidil does to the resting phase — the reason panel 2 is drawn as a follicle re-entering growth" } ] }, { "id": "to07-21", "value": "pushed out prematurely", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why panel 3 draws the old hair leaving rather than falling — it is displaced by the new one", "quote": "the old telogen hairs are pushed out prematurely to make room for new growth", "guideCode": "TO07", "guide": "How to Stop Minoxidil Shedding Phase: Complete Guide (2026)", "guideUrl": "/minoxidil-shedding-guide/", "drawnBy": [ { "kind": "figure", "id": "minoxidil-shedding", "title": "The minoxidil shed, and the weeks it runs for", "url": "/figures/minoxidil-shedding/", "key": "pushedOut", "label": "Why panel 3 draws the old hair leaving rather than falling — it is displaced by the new one" } ] }, { "id": "to07-22", "value": "below baseline", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why the curve is drawn ending below the line it started on", "quote": "hair shedding eventually fell below baseline levels", "guideCode": "TO07", "guide": "How to Stop Minoxidil Shedding Phase: Complete Guide (2026)", "guideUrl": "/minoxidil-shedding-guide/", "drawnBy": [ { "kind": "figure", "id": "minoxidil-shedding", "title": "The minoxidil shed, and the weeks it runs for", "url": "/figures/minoxidil-shedding/", "key": "belowBaseline", "label": "Why the curve is drawn ending below the line it started on" } ] }, { "id": "w01-1", "value": "rare", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Complete baldness is rare in this pattern, printed as a closing note", "quote": "Complete baldness is rare", "guideCode": "W01", "guide": "Women's Hair Loss: The Complete Guide", "guideUrl": "/women-s-hair-loss-the-complete-guide/", "drawnBy": [ { "kind": "figure", "id": "ludwig-scale", "title": "The Ludwig scale, grades I to III", "url": "/figures/ludwig-scale/", "key": "rarelyBald", "label": "Complete baldness is rare in this pattern, printed as a closing note" } ] }, { "id": "w01-2", "value": "see-through", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Grade III described without a crown qualifier in the overview guide", "quote": "Severe thinning, see-through appearance", "guideCode": "W01", "guide": "Women's Hair Loss: The Complete Guide", "guideUrl": "/women-s-hair-loss-the-complete-guide/", "drawnBy": [ { "kind": "figure", "id": "ludwig-scale", "title": "The Ludwig scale, grades I to III", "url": "/figures/ludwig-scale/", "key": "gradeIIICrown", "label": "Grade III described without a crown qualifier in the overview guide" } ] }, { "id": "w01-3", "value": "three", "unit": "grades", "kind": "named", "kindLabel": "Not a measurement", "measures": "The Ludwig scale grades female pattern hair loss into three grades", "quote": "The Ludwig scale classifies severity into three grades", "guideCode": "W01", "guide": "Women's Hair Loss: The Complete Guide", "guideUrl": "/women-s-hair-loss-the-complete-guide/", "drawnBy": [ { "kind": "figure", "id": "ludwig-scale", "title": "The Ludwig scale, grades I to III", "url": "/figures/ludwig-scale/", "key": "gradeCount", "label": "The Ludwig scale grades female pattern hair loss into three grades" } ] }, { "id": "w01-4", "value": "Olsen pattern", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "The other name the overview guide gives the Christmas tree shape", "quote": "Christmas tree pattern when viewed from above (Olsen pattern)", "guideCode": "W01", "guide": "Women's Hair Loss: The Complete Guide", "guideUrl": "/women-s-hair-loss-the-complete-guide/", "drawnBy": [ { "kind": "figure", "id": "ludwig-scale", "title": "The Ludwig scale, grades I to III", "url": "/figures/ludwig-scale/", "key": "olsenPattern", "label": "The other name the overview guide gives the Christmas tree shape" } ] }, { "id": "w01-5", "value": "first sign", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "The overview guide names part widening as the first sign too", "quote": "Widening of the part line (often first sign)", "guideCode": "W01", "guide": "Women's Hair Loss: The Complete Guide", "guideUrl": "/women-s-hair-loss-the-complete-guide/", "drawnBy": [ { "kind": "figure", "id": "ludwig-scale", "title": "The Ludwig scale, grades I to III", "url": "/figures/ludwig-scale/", "key": "partWideningW01", "label": "The overview guide names part widening as the first sign too" } ] }, { "id": "w01-6", "value": "most cases", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "The overview guide states the same preserved hairline", "quote": "Preserved frontal hairline in most cases", "guideCode": "W01", "guide": "Women's Hair Loss: The Complete Guide", "guideUrl": "/women-s-hair-loss-the-complete-guide/", "drawnBy": [ { "kind": "figure", "id": "ludwig-scale", "title": "The Ludwig scale, grades I to III", "url": "/figures/ludwig-scale/", "key": "hairlineMostCases", "label": "The overview guide states the same preserved hairline" } ] }, { "id": "w01-7", "value": "concealable", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why grade I is drawn as concealable rather than as visible loss", "quote": "Mild thinning, may be covered by styling", "guideCode": "W01", "guide": "Women's Hair Loss: The Complete Guide", "guideUrl": "/women-s-hair-loss-the-complete-guide/", "drawnBy": [ { "kind": "figure", "id": "ludwig-scale", "title": "The Ludwig scale, grades I to III", "url": "/figures/ludwig-scale/", "key": "gradeIStyling", "label": "Why grade I is drawn as concealable rather than as visible loss" } ] }, { "id": "w01-8", "value": "progressively thinner", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why the remaining hairs are drawn finer at each successive grade", "quote": "In FPHL, hair progressively miniaturizes (becomes thinner)", "guideCode": "W01", "guide": "Women's Hair Loss: The Complete Guide", "guideUrl": "/women-s-hair-loss-the-complete-guide/", "drawnBy": [ { "kind": "figure", "id": "ludwig-scale", "title": "The Ludwig scale, grades I to III", "url": "/figures/ludwig-scale/", "key": "miniaturisation", "label": "Why the remaining hairs are drawn finer at each successive grade" } ] }, { "id": "w01-9", "value": "crown", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why the thinning zone covers the crown and central scalp rather than an edge", "quote": "Diffuse thinning over the crown", "guideCode": "W01", "guide": "Women's Hair Loss: The Complete Guide", "guideUrl": "/women-s-hair-loss-the-complete-guide/", "drawnBy": [ { "kind": "figure", "id": "ludwig-scale", "title": "The Ludwig scale, grades I to III", "url": "/figures/ludwig-scale/", "key": "crownDiffuse", "label": "Why the thinning zone covers the crown and central scalp rather than an edge" } ] }, { "id": "w02-1", "value": "40 / 45 / 15", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Ludwig I / II / III split among the women in the transplant series", "quote": "40% were Ludwig I, 45% Ludwig II, 15% Ludwig III", "guideCode": "W02", "guide": "Female Pattern Hair Loss: Treatment Options That Work", "guideUrl": "/female-pattern-hair-loss-treatment-options-that-work/", "drawnBy": [ { "kind": "figure", "id": "ludwig-scale", "title": "The Ludwig scale, grades I to III", "url": "/figures/ludwig-scale/", "key": "seriesSplit", "label": "Ludwig I / II / III split among the women in the transplant series" } ] }, { "id": "w02-2", "value": "31", "unit": "years", "kind": "time", "kindLabel": "Time", "measures": "How long the transplant series ran, printed alongside its size", "quote": "A 31-year study of 751 women with FPHL who underwent follicular unit transplantation (FUT) found", "guideCode": "W02", "guide": "Female Pattern Hair Loss: Treatment Options That Work", "guideUrl": "/female-pattern-hair-loss-treatment-options-that-work/", "drawnBy": [ { "kind": "figure", "id": "ludwig-scale", "title": "The Ludwig scale, grades I to III", "url": "/figures/ludwig-scale/", "key": "seriesYears", "label": "How long the transplant series ran, printed alongside its size" } ] }, { "id": "w02-3", "value": "751", "unit": "women", "kind": "count", "kindLabel": "Counts", "measures": "Size of the series the split comes from, and what kind of series it is", "quote": "A 31-year study of 751 women with FPHL who underwent follicular unit transplantation (FUT) found", "guideCode": "W02", "guide": "Female Pattern Hair Loss: Treatment Options That Work", "guideUrl": "/female-pattern-hair-loss-treatment-options-that-work/", "drawnBy": [ { "kind": "figure", "id": "ludwig-scale", "title": "The Ludwig scale, grades I to III", "url": "/figures/ludwig-scale/", "key": "seriesSize", "label": "Size of the series the split comes from, and what kind of series it is" } ] }, { "id": "w02-4", "value": "I", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Grade I drawn with the part barely widened and the scalp only occasionally showing", "quote": "Mild thinning, perceptible but concealable", "guideCode": "W02", "guide": "Female Pattern Hair Loss: Treatment Options That Work", "guideUrl": "/female-pattern-hair-loss-treatment-options-that-work/", "drawnBy": [ { "kind": "figure", "id": "ludwig-scale", "title": "The Ludwig scale, grades I to III", "url": "/figures/ludwig-scale/", "key": "gradeI", "label": "Grade I drawn with the part barely widened and the scalp only occasionally showing" } ] }, { "id": "w02-5", "value": "II", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Grade II drawn with clearly more scalp visible either side of the part", "quote": "Moderate thinning, noticeable decrease in density", "guideCode": "W02", "guide": "Female Pattern Hair Loss: Treatment Options That Work", "guideUrl": "/female-pattern-hair-loss-treatment-options-that-work/", "drawnBy": [ { "kind": "figure", "id": "ludwig-scale", "title": "The Ludwig scale, grades I to III", "url": "/figures/ludwig-scale/", "key": "gradeII", "label": "Grade II drawn with clearly more scalp visible either side of the part" } ] }, { "id": "w02-6", "value": "III", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Grade III drawn with the gaps running together so the scalp shows through", "quote": "Severe thinning, see-through appearance at crown", "guideCode": "W02", "guide": "Female Pattern Hair Loss: Treatment Options That Work", "guideUrl": "/female-pattern-hair-loss-treatment-options-that-work/", "drawnBy": [ { "kind": "figure", "id": "ludwig-scale", "title": "The Ludwig scale, grades I to III", "url": "/figures/ludwig-scale/", "key": "gradeIII", "label": "Grade III drawn with the gaps running together so the scalp shows through" } ] }, { "id": "w02-7", "value": "crown and part", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "The treatment guide places the same thinning over crown and part", "quote": "Diffuse thinning primarily over crown/part area", "guideCode": "W02", "guide": "Female Pattern Hair Loss: Treatment Options That Work", "guideUrl": "/female-pattern-hair-loss-treatment-options-that-work/", "drawnBy": [ { "kind": "figure", "id": "ludwig-scale", "title": "The Ludwig scale, grades I to III", "url": "/figures/ludwig-scale/", "key": "crownCentral", "label": "The treatment guide places the same thinning over crown and part" } ] }, { "id": "w02-8", "value": "rarely", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "The treatment guide states the same about complete baldness", "quote": "Rarely leads to complete baldness", "guideCode": "W02", "guide": "Female Pattern Hair Loss: Treatment Options That Work", "guideUrl": "/female-pattern-hair-loss-treatment-options-that-work/", "drawnBy": [ { "kind": "figure", "id": "ludwig-scale", "title": "The Ludwig scale, grades I to III", "url": "/figures/ludwig-scale/", "key": "rarelyBaldW02", "label": "The treatment guide states the same about complete baldness" } ] }, { "id": "w02-9", "value": "preserved", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why a solid band of hair is drawn at the front of every grade", "quote": "Usually preserves the frontal hairline", "guideCode": "W02", "guide": "Female Pattern Hair Loss: Treatment Options That Work", "guideUrl": "/female-pattern-hair-loss-treatment-options-that-work/", "drawnBy": [ { "kind": "figure", "id": "ludwig-scale", "title": "The Ludwig scale, grades I to III", "url": "/figures/ludwig-scale/", "key": "hairlinePreserved", "label": "Why a solid band of hair is drawn at the front of every grade" } ] }, { "id": "w02-10", "value": "first sign", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why the drawing is centred on the part line rather than the hairline", "quote": "Widening of the part line (often the first sign)", "guideCode": "W02", "guide": "Female Pattern Hair Loss: Treatment Options That Work", "guideUrl": "/female-pattern-hair-loss-treatment-options-that-work/", "drawnBy": [ { "kind": "figure", "id": "ludwig-scale", "title": "The Ludwig scale, grades I to III", "url": "/figures/ludwig-scale/", "key": "partWidening", "label": "Why the drawing is centred on the part line rather than the hairline" } ] }, { "id": "w02-11", "value": "Christmas tree", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why the thinning zone is drawn as a triangle widening toward the front", "quote": "\"Christmas tree\" pattern when viewed from above", "guideCode": "W02", "guide": "Female Pattern Hair Loss: Treatment Options That Work", "guideUrl": "/female-pattern-hair-loss-treatment-options-that-work/", "drawnBy": [ { "kind": "figure", "id": "ludwig-scale", "title": "The Ludwig scale, grades I to III", "url": "/figures/ludwig-scale/", "key": "christmasTree", "label": "Why the thinning zone is drawn as a triangle widening toward the front" } ] }, { "id": "w03-1", "value": "40-50", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Share of new mothers affected by postpartum hair loss", "quote": "Postpartum hair loss affects 40-50% of new mothers", "guideCode": "W03", "guide": "Hair Loss After Pregnancy: Recovery Guide", "guideUrl": "/hair-loss-after-pregnancy-recovery-guide/", "drawnBy": [ { "kind": "figure", "id": "postpartum-timeline", "title": "The postpartum shedding curve", "url": "/figures/postpartum-timeline/", "key": "prevalence", "label": "Share of new mothers affected by postpartum hair loss" } ] }, { "id": "w03-2", "value": "40-50", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Share of new mothers affected noticeably", "quote": "Postpartum hair loss affects 40-50% of new mothers, with up to 91.8% reporting some degree of shedding.", "guideCode": "W03", "guide": "Hair Loss After Pregnancy: Recovery Guide", "guideUrl": "/hair-loss-after-pregnancy-recovery-guide/", "drawnBy": [ { "kind": "tool", "id": "shedding-timeline", "title": "Shedding Timeline Projector", "url": "/tools/shedding-timeline/", "key": "ppShare", "label": "Share of new mothers affected noticeably" } ] }, { "id": "w03-3", "value": "91.8", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Share of new mothers reporting at least some increased shedding in a 2024 study", "quote": "91.8% of new mothers reported at least some degree of increased hair shedding", "guideCode": "W03", "guide": "Hair Loss After Pregnancy: Recovery Guide", "guideUrl": "/hair-loss-after-pregnancy-recovery-guide/", "drawnBy": [ { "kind": "figure", "id": "postpartum-timeline", "title": "The postpartum shedding curve", "url": "/figures/postpartum-timeline/", "key": "anyShedding", "label": "Share of new mothers reporting at least some increased shedding in a 2024 study" } ] }, { "id": "w03-4", "value": "2.9", "unit": "months postpartum", "kind": "time", "kindLabel": "Time", "measures": "Average onset of shedding, with the range reported", "quote": "**Onset**: Average 2.9 months postpartum (range: 2-4 months)", "guideCode": "W03", "guide": "Hair Loss After Pregnancy: Recovery Guide", "guideUrl": "/hair-loss-after-pregnancy-recovery-guide/", "drawnBy": [ { "kind": "figure", "id": "postpartum-timeline", "title": "The postpartum shedding curve", "url": "/figures/postpartum-timeline/", "key": "onset", "label": "Average onset of shedding, with the range reported" } ] }, { "id": "w03-5", "value": "2.9", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "Average onset, 2.9 months postpartum", "quote": "Average 2.9 months postpartum (range: 2-4 months)", "guideCode": "W03", "guide": "Hair Loss After Pregnancy: Recovery Guide", "guideUrl": "/hair-loss-after-pregnancy-recovery-guide/", "drawnBy": [ { "kind": "tool", "id": "shedding-timeline", "title": "Shedding Timeline Projector", "url": "/tools/shedding-timeline/", "key": "ppOnsetAvg", "label": "Average onset, 2.9 months postpartum" } ] }, { "id": "w03-6", "value": "5.1", "unit": "months postpartum", "kind": "time", "kindLabel": "Time", "measures": "Average peak of shedding, with the range reported", "quote": "**Peak**: Average 5.1 months postpartum (range: 4-6 months)", "guideCode": "W03", "guide": "Hair Loss After Pregnancy: Recovery Guide", "guideUrl": "/hair-loss-after-pregnancy-recovery-guide/", "drawnBy": [ { "kind": "figure", "id": "postpartum-timeline", "title": "The postpartum shedding curve", "url": "/figures/postpartum-timeline/", "key": "peak", "label": "Average peak of shedding, with the range reported" } ] }, { "id": "w03-7", "value": "5.1", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "Average peak, 5.1 months postpartum", "quote": "Average 5.1 months postpartum (range: 4-6 months)", "guideCode": "W03", "guide": "Hair Loss After Pregnancy: Recovery Guide", "guideUrl": "/hair-loss-after-pregnancy-recovery-guide/", "drawnBy": [ { "kind": "tool", "id": "shedding-timeline", "title": "Shedding Timeline Projector", "url": "/tools/shedding-timeline/", "key": "ppPeakAvg", "label": "Average peak, 5.1 months postpartum" } ] }, { "id": "w03-8", "value": "8.1", "unit": "months postpartum", "kind": "time", "kindLabel": "Time", "measures": "Average resolution of shedding, with the range reported", "quote": "**Resolution**: Average 8.1 months postpartum (range: 6-12 months)", "guideCode": "W03", "guide": "Hair Loss After Pregnancy: Recovery Guide", "guideUrl": "/hair-loss-after-pregnancy-recovery-guide/", "drawnBy": [ { "kind": "figure", "id": "postpartum-timeline", "title": "The postpartum shedding curve", "url": "/figures/postpartum-timeline/", "key": "resolution", "label": "Average resolution of shedding, with the range reported" } ] }, { "id": "w03-9", "value": "8.1", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "Average resolution, 8.1 months postpartum", "quote": "Average 8.1 months postpartum (range: 6-12 months)", "guideCode": "W03", "guide": "Hair Loss After Pregnancy: Recovery Guide", "guideUrl": "/hair-loss-after-pregnancy-recovery-guide/", "drawnBy": [ { "kind": "tool", "id": "shedding-timeline", "title": "Shedding Timeline Projector", "url": "/tools/shedding-timeline/", "key": "ppResolveAvg", "label": "Average resolution, 8.1 months postpartum" } ] }, { "id": "w03-10", "value": "12-18", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "Cosmetically significant regrowth may take 12-18 months", "quote": "Most women regain full hair density by their baby's first birthday, though cosmetically significant regrowth may take 12-18 months.", "guideCode": "W03", "guide": "Hair Loss After Pregnancy: Recovery Guide", "guideUrl": "/hair-loss-after-pregnancy-recovery-guide/", "drawnBy": [ { "kind": "tool", "id": "shedding-timeline", "title": "Shedding Timeline Projector", "url": "/tools/shedding-timeline/", "key": "ppCosmetic", "label": "Cosmetically significant regrowth may take 12-18 months" } ] }, { "id": "w03-11", "value": "2-3", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "How long after delivery the held hairs fall", "quote": "About 2-3 months later, these hairs fall out.", "guideCode": "W03", "guide": "Hair Loss After Pregnancy: Recovery Guide", "guideUrl": "/hair-loss-after-pregnancy-recovery-guide/", "drawnBy": [ { "kind": "figure", "id": "postpartum-timeline", "title": "The postpartum shedding curve", "url": "/figures/postpartum-timeline/", "key": "shedDelay", "label": "How long after delivery the held hairs fall" } ] }, { "id": "w03-12", "value": "12-18", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "How long cosmetically significant regrowth may take. A range only: no average is stated, which is why that bar carries no dot", "quote": "cosmetically significant regrowth may take 12-18 months", "guideCode": "W03", "guide": "Hair Loss After Pregnancy: Recovery Guide", "guideUrl": "/hair-loss-after-pregnancy-recovery-guide/", "drawnBy": [ { "kind": "figure", "id": "postpartum-timeline", "title": "The postpartum shedding curve", "url": "/figures/postpartum-timeline/", "key": "cosmeticRegrowth", "label": "How long cosmetically significant regrowth may take. A range only: no average is stated, which is why that bar carries no dot" } ] }, { "id": "w03-13", "value": "9", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "How much held-back hair the synchronised shed releases", "quote": "the accumulation of 9 months", "guideCode": "W03", "guide": "Hair Loss After Pregnancy: Recovery Guide", "guideUrl": "/hair-loss-after-pregnancy-recovery-guide/", "drawnBy": [ { "kind": "figure", "id": "postpartum-timeline", "title": "The postpartum shedding curve", "url": "/figures/postpartum-timeline/", "key": "backlog", "label": "How much held-back hair the synchronised shed releases" } ] }, { "id": "w03-14", "value": "4-6", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "Peak shedding at 4-6 months postpartum", "quote": "Average 5.1 months postpartum (range: 4-6 months)", "guideCode": "W03", "guide": "Hair Loss After Pregnancy: Recovery Guide", "guideUrl": "/hair-loss-after-pregnancy-recovery-guide/", "drawnBy": [ { "kind": "tool", "id": "shedding-timeline", "title": "Shedding Timeline Projector", "url": "/tools/shedding-timeline/", "key": "ppPeak", "label": "Peak shedding at 4-6 months postpartum" } ] }, { "id": "w03-15", "value": "6-12", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "Shedding resolves 6-12 months postpartum", "quote": "Average 8.1 months postpartum (range: 6-12 months)", "guideCode": "W03", "guide": "Hair Loss After Pregnancy: Recovery Guide", "guideUrl": "/hair-loss-after-pregnancy-recovery-guide/", "drawnBy": [ { "kind": "tool", "id": "shedding-timeline", "title": "Shedding Timeline Projector", "url": "/tools/shedding-timeline/", "key": "ppResolve", "label": "Shedding resolves 6-12 months postpartum" } ] }, { "id": "w03-16", "value": "2-4", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "Shedding starts 2-4 months postpartum", "quote": "Average 2.9 months postpartum (range: 2-4 months)", "guideCode": "W03", "guide": "Hair Loss After Pregnancy: Recovery Guide", "guideUrl": "/hair-loss-after-pregnancy-recovery-guide/", "drawnBy": [ { "kind": "tool", "id": "shedding-timeline", "title": "Shedding Timeline Projector", "url": "/tools/shedding-timeline/", "key": "ppOnset", "label": "Shedding starts 2-4 months postpartum" } ] }, { "id": "w03-17", "value": "200-400", "unit": "hairs/day", "kind": "count", "kindLabel": "Counts", "measures": "Daily shedding reported during the peak", "quote": "May lose 200-400 hairs daily (versus normal 50-100)", "guideCode": "W03", "guide": "Hair Loss After Pregnancy: Recovery Guide", "guideUrl": "/hair-loss-after-pregnancy-recovery-guide/", "drawnBy": [ { "kind": "tool", "id": "shedding-timeline", "title": "Shedding Timeline Projector", "url": "/tools/shedding-timeline/", "key": "ppDaily", "label": "Daily shedding reported during the peak" }, { "kind": "figure", "id": "postpartum-timeline", "title": "The postpartum shedding curve", "url": "/figures/postpartum-timeline/", "key": "peakRate", "label": "Daily shedding at the peak, the upper band on the curve" } ] }, { "id": "w03-18", "value": "50-100", "unit": "hairs a day", "kind": "count", "kindLabel": "Counts", "measures": "Normal daily shedding, the baseline band on the curve", "quote": "Normal shedding of 50-100 hairs daily", "guideCode": "W03", "guide": "Hair Loss After Pregnancy: Recovery Guide", "guideUrl": "/hair-loss-after-pregnancy-recovery-guide/", "drawnBy": [ { "kind": "figure", "id": "postpartum-timeline", "title": "The postpartum shedding curve", "url": "/figures/postpartum-timeline/", "key": "normalRate", "label": "Normal daily shedding, the baseline band on the curve" } ] }, { "id": "w03-19", "value": "months 0-2", "unit": "", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "What the guide describes for months 0 to 2", "quote": "Hair may still look fuller than usual", "guideCode": "W03", "guide": "Hair Loss After Pregnancy: Recovery Guide", "guideUrl": "/hair-loss-after-pregnancy-recovery-guide/", "drawnBy": [ { "kind": "figure", "id": "postpartum-timeline", "title": "The postpartum shedding curve", "url": "/figures/postpartum-timeline/", "key": "m02Fuller", "label": "What the guide describes for months 0 to 2" } ] }, { "id": "w03-20", "value": "months 12-18", "unit": "", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "What the guide describes for months 12 to 18", "quote": "Cosmetically significant regrowth complete", "guideCode": "W03", "guide": "Hair Loss After Pregnancy: Recovery Guide", "guideUrl": "/hair-loss-after-pregnancy-recovery-guide/", "drawnBy": [ { "kind": "figure", "id": "postpartum-timeline", "title": "The postpartum shedding curve", "url": "/figures/postpartum-timeline/", "key": "m1218Complete", "label": "What the guide describes for months 12 to 18" } ] }, { "id": "w03-21", "value": "months 2-4", "unit": "", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "What the guide describes for months 2 to 4", "quote": "Shedding begins, often suddenly", "guideCode": "W03", "guide": "Hair Loss After Pregnancy: Recovery Guide", "guideUrl": "/hair-loss-after-pregnancy-recovery-guide/", "drawnBy": [ { "kind": "figure", "id": "postpartum-timeline", "title": "The postpartum shedding curve", "url": "/figures/postpartum-timeline/", "key": "m24Onset", "label": "What the guide describes for months 2 to 4" } ] }, { "id": "w03-22", "value": "months 4-6", "unit": "", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "What the guide describes for months 4 to 6", "quote": "Peak shedding period", "guideCode": "W03", "guide": "Hair Loss After Pregnancy: Recovery Guide", "guideUrl": "/hair-loss-after-pregnancy-recovery-guide/", "drawnBy": [ { "kind": "figure", "id": "postpartum-timeline", "title": "The postpartum shedding curve", "url": "/figures/postpartum-timeline/", "key": "m46Peak", "label": "What the guide describes for months 4 to 6" } ] }, { "id": "w03-23", "value": "months 6-9", "unit": "", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "What the guide describes for months 6 to 9", "quote": "Shedding begins to slow", "guideCode": "W03", "guide": "Hair Loss After Pregnancy: Recovery Guide", "guideUrl": "/hair-loss-after-pregnancy-recovery-guide/", "drawnBy": [ { "kind": "figure", "id": "postpartum-timeline", "title": "The postpartum shedding curve", "url": "/figures/postpartum-timeline/", "key": "m69Slow", "label": "What the guide describes for months 6 to 9" } ] }, { "id": "w03-24", "value": "months 9-12", "unit": "", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "What the guide describes for months 9 to 12", "quote": "Shedding returns to normal (50-100 hairs daily)", "guideCode": "W03", "guide": "Hair Loss After Pregnancy: Recovery Guide", "guideUrl": "/hair-loss-after-pregnancy-recovery-guide/", "drawnBy": [ { "kind": "figure", "id": "postpartum-timeline", "title": "The postpartum shedding curve", "url": "/figures/postpartum-timeline/", "key": "m912Normal", "label": "What the guide describes for months 9 to 12" } ] }, { "id": "w03-25", "value": "density improving", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Density through months 9 to 12", "quote": "Hair density improving", "guideCode": "W03", "guide": "Hair Loss After Pregnancy: Recovery Guide", "guideUrl": "/hair-loss-after-pregnancy-recovery-guide/", "drawnBy": [ { "kind": "figure", "id": "postpartum-timeline", "title": "The postpartum shedding curve", "url": "/figures/postpartum-timeline/", "key": "m912Density", "label": "Density through months 9 to 12" } ] }, { "id": "w03-26", "value": "short hairs at the hairline", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "How new growth first appears", "quote": "New growth appears as short hairs, often at the hairline", "guideCode": "W03", "guide": "Hair Loss After Pregnancy: Recovery Guide", "guideUrl": "/hair-loss-after-pregnancy-recovery-guide/", "drawnBy": [ { "kind": "figure", "id": "postpartum-timeline", "title": "The postpartum shedding curve", "url": "/figures/postpartum-timeline/", "key": "m69New", "label": "How new growth first appears" } ] }, { "id": "w03-27", "value": "fewer hairs fall", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "The consequence panel 1 states", "quote": "This means fewer hairs fall out during pregnancy", "guideCode": "W03", "guide": "Hair Loss After Pregnancy: Recovery Guide", "guideUrl": "/hair-loss-after-pregnancy-recovery-guide/", "drawnBy": [ { "kind": "figure", "id": "postpartum-timeline", "title": "The postpartum shedding curve", "url": "/figures/postpartum-timeline/", "key": "pregnancyFewerFall", "label": "The consequence panel 1 states" } ] }, { "id": "w03-28", "value": "self-limiting", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "The course of the condition, which is the point the whole plate makes", "quote": "postpartum hair loss is usually normal and self-limiting", "guideCode": "W03", "guide": "Hair Loss After Pregnancy: Recovery Guide", "guideUrl": "/hair-loss-after-pregnancy-recovery-guide/", "drawnBy": [ { "kind": "figure", "id": "postpartum-timeline", "title": "The postpartum shedding curve", "url": "/figures/postpartum-timeline/", "key": "selfLimiting", "label": "The course of the condition, which is the point the whole plate makes" } ] }, { "id": "w03-29", "value": "onset phase", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "The name the guide gives months 2 to 4", "quote": "This is the onset phase", "guideCode": "W03", "guide": "Hair Loss After Pregnancy: Recovery Guide", "guideUrl": "/hair-loss-after-pregnancy-recovery-guide/", "drawnBy": [ { "kind": "figure", "id": "postpartum-timeline", "title": "The postpartum shedding curve", "url": "/figures/postpartum-timeline/", "key": "m24Phase", "label": "The name the guide gives months 2 to 4" } ] }, { "id": "w03-30", "value": "first birthday", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "The point by which the guide says most women have recovered", "quote": "first birthday, most women have recovered", "guideCode": "W03", "guide": "Hair Loss After Pregnancy: Recovery Guide", "guideUrl": "/hair-loss-after-pregnancy-recovery-guide/", "drawnBy": [ { "kind": "figure", "id": "postpartum-timeline", "title": "The postpartum shedding curve", "url": "/figures/postpartum-timeline/", "key": "firstBirthday", "label": "The point by which the guide says most women have recovered" } ] }, { "id": "w03-31", "value": "volume returning", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "What months 6 to 9 bring back", "quote": "Volume slowly begins to return", "guideCode": "W03", "guide": "Hair Loss After Pregnancy: Recovery Guide", "guideUrl": "/hair-loss-after-pregnancy-recovery-guide/", "drawnBy": [ { "kind": "figure", "id": "postpartum-timeline", "title": "The postpartum shedding curve", "url": "/figures/postpartum-timeline/", "key": "m69Volume", "label": "What months 6 to 9 bring back" } ] }, { "id": "w03-32", "value": "time", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "What the guide lists first for pure postpartum shedding", "quote": "Time (primary treatment", "guideCode": "W03", "guide": "Hair Loss After Pregnancy: Recovery Guide", "guideUrl": "/hair-loss-after-pregnancy-recovery-guide/", "drawnBy": [ { "kind": "figure", "id": "postpartum-timeline", "title": "The postpartum shedding curve", "url": "/figures/postpartum-timeline/", "key": "primaryTreatment", "label": "What the guide lists first for pure postpartum shedding" } ] }, { "id": "w03-33", "value": "temples and part line", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Where thinning may become visible at the peak", "quote": "Thinning may become visible, especially at temples and part line", "guideCode": "W03", "guide": "Hair Loss After Pregnancy: Recovery Guide", "guideUrl": "/hair-loss-after-pregnancy-recovery-guide/", "drawnBy": [ { "kind": "figure", "id": "postpartum-timeline", "title": "The postpartum shedding curve", "url": "/figures/postpartum-timeline/", "key": "m46Visible", "label": "Where thinning may become visible at the peak" } ] }, { "id": "w03-34", "value": "together", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why every follicle in panel 2 changes at once rather than a few of them", "quote": "shift to the resting phase (telogen) simultaneously", "guideCode": "W03", "guide": "Hair Loss After Pregnancy: Recovery Guide", "guideUrl": "/hair-loss-after-pregnancy-recovery-guide/", "drawnBy": [ { "kind": "figure", "id": "postpartum-timeline", "title": "The postpartum shedding curve", "url": "/figures/postpartum-timeline/", "key": "synchronisedShift", "label": "Why every follicle in panel 2 changes at once rather than a few of them" } ] }, { "id": "w03-35", "value": "estrogen extends anagen", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why panel 1 draws every follicle in growth, bulb attached", "quote": "high levels of estrogen from the placenta extend the growth phase (anagen)", "guideCode": "W03", "guide": "Hair Loss After Pregnancy: Recovery Guide", "guideUrl": "/hair-loss-after-pregnancy-recovery-guide/", "drawnBy": [ { "kind": "figure", "id": "postpartum-timeline", "title": "The postpartum shedding curve", "url": "/figures/postpartum-timeline/", "key": "pregnancyAnagen", "label": "Why panel 1 draws every follicle in growth, bulb attached" } ] }, { "id": "w03-36", "value": "estrogen drops rapidly", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why panel 2 is the moment the follicles change state", "quote": "After delivery, estrogen levels drop rapidly", "guideCode": "W03", "guide": "Hair Loss After Pregnancy: Recovery Guide", "guideUrl": "/hair-loss-after-pregnancy-recovery-guide/", "drawnBy": [ { "kind": "figure", "id": "postpartum-timeline", "title": "The postpartum shedding curve", "url": "/figures/postpartum-timeline/", "key": "estrogenDrop", "label": "Why panel 2 is the moment the follicles change state" } ] }, { "id": "w03-37", "value": "synchronized", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Why panel 3 shows several hairs leaving at the same instant", "quote": "This synchronized shedding is why it can seem so dramatic", "guideCode": "W03", "guide": "Hair Loss After Pregnancy: Recovery Guide", "guideUrl": "/hair-loss-after-pregnancy-recovery-guide/", "drawnBy": [ { "kind": "figure", "id": "postpartum-timeline", "title": "The postpartum shedding curve", "url": "/figures/postpartum-timeline/", "key": "synchronisedShed", "label": "Why panel 3 shows several hairs leaving at the same instant" } ] }, { "id": "w05-1", "value": "11-13", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Women affected by PCOS globally", "quote": "PCOS affects 11-13% of women globally", "guideCode": "W05", "guide": "PCOS Hair Loss: Management Guide", "guideUrl": "/pcos-hair-loss-management-guide/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "pcosPrev", "label": "Women affected by PCOS globally" } ] }, { "id": "w05-2", "value": "60-80", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Women with PCOS who have hyperandrogenism", "quote": "This affects 60-80% of women with PCOS", "guideCode": "W05", "guide": "PCOS Hair Loss: Management Guide", "guideUrl": "/pcos-hair-loss-management-guide/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "pcosHyperandrogen", "label": "Women with PCOS who have hyperandrogenism" } ] }, { "id": "w05-3", "value": "17-OHP", "unit": "", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "What 17-hydroxyprogesterone rules out", "quote": "17-hydroxyprogesterone**: To rule out congenital adrenal hyperplasia", "guideCode": "W05", "guide": "PCOS Hair Loss: Management Guide", "guideUrl": "/pcos-hair-loss-management-guide/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "ohpWhy", "label": "What 17-hydroxyprogesterone rules out" } ] }, { "id": "w05-4", "value": "AMH", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "What AMH can stand in for", "quote": "AMH**: Can replace ultrasound for diagnosis", "guideCode": "W05", "guide": "PCOS Hair Loss: Management Guide", "guideUrl": "/pcos-hair-loss-management-guide/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "amhWhy", "label": "What AMH can stand in for" } ] }, { "id": "w05-5", "value": "Fasting insulin + glucose", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "What fasting insulin and glucose assess", "quote": "Fasting insulin and glucose**: To assess insulin resistance", "guideCode": "W05", "guide": "PCOS Hair Loss: Management Guide", "guideUrl": "/pcos-hair-loss-management-guide/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "insulinWhy", "label": "What fasting insulin and glucose assess" } ] }, { "id": "w07-1", "value": "45", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "more regrowth on 5% than on 2% in the trial", "quote": "Women using 5% experienced 45% more hair regrowth than those using 2%", "guideCode": "W07", "guide": "Minoxidil for Women: Complete Guide", "guideUrl": "/minoxidil-for-women-complete-guide/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "minWomenResponse", "label": "more regrowth on 5% than on 2% in the trial" } ] }, { "id": "w07-2", "value": "61–86", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "of women improve on low-dose oral minoxidil", "quote": "61-86% of women show improvement with LDOM", "guideCode": "W07", "guide": "Minoxidil for Women: Complete Guide", "guideUrl": "/minoxidil-for-women-complete-guide/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "minWomenOral", "label": "of women improve on low-dose oral minoxidil" } ] }, { "id": "w07-3", "value": "4", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "report facial hair growth on topical; the same sentence gives 15% for oral", "quote": "About 4% of women using topical minoxidil report facial hair growth; the rate is higher with 5% than 2% and highest with oral (15%).", "guideCode": "W07", "guide": "Minoxidil for Women: Complete Guide", "guideUrl": "/minoxidil-for-women-complete-guide/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "minWomenSideEffects", "label": "report facial hair growth on topical; the same sentence gives 15% for oral" } ] }, { "id": "w07-4", "value": "4–6", "unit": "months", "kind": "time", "kindLabel": "Time", "measures": "to visible improvement; maximum benefit at 12 months", "quote": "Most women see visible improvement at 4-6 months, with maximum benefit at 12 months.", "guideCode": "W07", "guide": "Minoxidil for Women: Complete Guide", "guideUrl": "/minoxidil-for-women-complete-guide/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "minWomenTime", "label": "to visible improvement; maximum benefit at 12 months" } ] }, { "id": "w07-5", "value": "381", "unit": "women", "kind": "count", "kindLabel": "Counts", "measures": "aged 18–49, in a 48-week double-blind placebo-controlled trial", "quote": "A 48-week, double-blind, placebo-controlled trial of 381 women (ages 18-49) compared 5% solution, 2% solution, and placebo applied twice daily.", "guideCode": "W07", "guide": "Minoxidil for Women: Complete Guide", "guideUrl": "/minoxidil-for-women-complete-guide/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "minWomenN", "label": "aged 18–49, in a 48-week double-blind placebo-controlled trial" } ] }, { "id": "w07-6", "value": "FDA-approved", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "5% foam has been approved for women since 2014", "quote": "FDA-approved for women (since 2014)", "guideCode": "W07", "guide": "Minoxidil for Women: Complete Guide", "guideUrl": "/minoxidil-for-women-complete-guide/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "minWomenFda", "label": "5% foam has been approved for women since 2014" } ] }, { "id": "w07-7", "value": "Not in pregnancy", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "minoxidil is not for pregnant women or those planning pregnancy", "quote": "Pregnant women and those planning pregnancy should not use minoxidil.", "guideCode": "W07", "guide": "Minoxidil for Women: Complete Guide", "guideUrl": "/minoxidil-for-women-complete-guide/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "minWomenPregnancy", "label": "minoxidil is not for pregnant women or those planning pregnancy" } ] }, { "id": "w07-8", "value": "Stop if pregnant", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "our guide says to stop minoxidil and consult a doctor if you become pregnant", "quote": "If you become pregnant while using minoxidil, stop immediately and consult your doctor.", "guideCode": "W07", "guide": "Minoxidil for Women: Complete Guide", "guideUrl": "/minoxidil-for-women-complete-guide/", "drawnBy": [ { "kind": "tool", "id": "compare-treatments", "title": "Treatment Evidence Explorer", "url": "/tools/compare-treatments/", "key": "minTopPregnancy", "label": "our guide says to stop minoxidil and consult a doctor if you become pregnant" } ] }, { "id": "w08-1", "value": "70.3", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Share of female hair loss attributed to iron deficiency in one study", "quote": "iron deficiency was the most prevalent etiology of female hair loss, accounting for 70.3% of cases", "guideCode": "W08", "guide": "Women's Hair Loss Blood Tests to Request", "guideUrl": "/women-s-hair-loss-blood-tests-to-request/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "ironEtiology", "label": "Share of female hair loss attributed to iron deficiency in one study" } ] }, { "id": "w08-2", "value": "17.3", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Women with female pattern hair loss carrying raised anti-TPO antibodies", "quote": "17.3% of women with female pattern hair loss had elevated anti-TPO antibodies", "guideCode": "W08", "guide": "Women's Hair Loss Blood Tests to Request", "guideUrl": "/women-s-hair-loss-blood-tests-to-request/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "tpoFphl", "label": "Women with female pattern hair loss carrying raised anti-TPO antibodies" } ] }, { "id": "w08-3", "value": "6.8", "unit": "%", "kind": "share", "kindLabel": "Percentages", "measures": "Women with female pattern hair loss who had raised free testosterone", "quote": "Only 6.8% of women with female pattern hair loss had elevated free testosterone", "guideCode": "W08", "guide": "Women's Hair Loss Blood Tests to Request", "guideUrl": "/women-s-hair-loss-blood-tests-to-request/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "freeTestElevated", "label": "Women with female pattern hair loss who had raised free testosterone" } ] }, { "id": "w08-4", "value": "2-3", "unit": "days", "kind": "time", "kindLabel": "Time", "measures": "How long to hold biotin before thyroid tests", "quote": "Biotin supplements can interfere—stop 2-3 days before", "guideCode": "W08", "guide": "Women's Hair Loss Blood Tests to Request", "guideUrl": "/women-s-hair-loss-blood-tests-to-request/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "biotinStop", "label": "How long to hold biotin before thyroid tests" } ] }, { "id": "w08-5", "value": "24-48", "unit": "hours", "kind": "time", "kindLabel": "Time", "measures": "How long to hold iron supplements before testing", "quote": "Iron supplements can falsely elevate; stop 24-48 hours before testing", "guideCode": "W08", "guide": "Women's Hair Loss Blood Tests to Request", "guideUrl": "/women-s-hair-loss-blood-tests-to-request/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "ironStop", "label": "How long to hold iron supplements before testing" } ] }, { "id": "w08-6", "value": "2-5", "unit": "day of cycle", "kind": "time", "kindLabel": "Time", "measures": "The same window in the women’s guide", "quote": "Best: Day 2-5 of menstrual cycle (follicular phase)", "guideCode": "W08", "guide": "Women's Hair Loss Blood Tests to Request", "guideUrl": "/women-s-hair-loss-blood-tests-to-request/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "cycleDayW08", "label": "The same window in the women’s guide" } ] }, { "id": "w08-7", "value": ">400", "unit": "pg/mL", "kind": "lab", "kindLabel": "Lab values", "measures": "B12: lab range and hair-optimal range", "quote": "| B12 | 200-900 pg/mL | >400 pg/mL |", "guideCode": "W08", "guide": "Women's Hair Loss Blood Tests to Request", "guideUrl": "/women-s-hair-loss-blood-tests-to-request/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "b12Optimal", "label": "B12: lab range and hair-optimal range" } ] }, { "id": "w08-8", "value": "70-120", "unit": "µg/dL", "kind": "lab", "kindLabel": "Lab values", "measures": "Laboratory reference range for serum zinc, the wide bar on the zinc row", "quote": "**Normal lab range**: 70-120 µg/dL", "guideCode": "W08", "guide": "Women's Hair Loss Blood Tests to Request", "guideUrl": "/women-s-hair-loss-blood-tests-to-request/", "drawnBy": [ { "kind": "figure", "id": "blood-test-bands", "title": "Laboratory normal against the hair-relevant range", "url": "/figures/blood-test-bands/", "key": "zincLabRange", "label": "Laboratory reference range for serum zinc, the wide bar on the zinc row" } ] }, { "id": "w08-9", "value": "14.7", "unit": "ng/mL", "kind": "lab", "kindLabel": "Lab values", "measures": "Mean ferritin in telogen effluvium vs controls", "quote": "Women with telogen effluvium had mean ferritin of 14.7 ng/mL vs 43.5 ng/mL in controls", "guideCode": "W08", "guide": "Women's Hair Loss Blood Tests to Request", "guideUrl": "/women-s-hair-loss-blood-tests-to-request/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "ferritinTeMean", "label": "Mean ferritin in telogen effluvium vs controls" } ] }, { "id": "w08-10", "value": "97.9", "unit": "µg/dL", "kind": "lab", "kindLabel": "Lab values", "measures": "Mean serum zinc reported in controls", "quote": "Hair loss patients had significantly lower zinc (84.3 µg/dL) vs controls (97.9 µg/dL)", "guideCode": "W08", "guide": "Women's Hair Loss Blood Tests to Request", "guideUrl": "/women-s-hair-loss-blood-tests-to-request/", "drawnBy": [ { "kind": "figure", "id": "blood-test-bands", "title": "Laboratory normal against the hair-relevant range", "url": "/figures/blood-test-bands/", "key": "zincControlMean", "label": "Mean serum zinc reported in controls" } ] }, { "id": "w08-11", "value": "84.3", "unit": "µg/dL", "kind": "lab", "kindLabel": "Lab values", "measures": "Mean serum zinc reported in hair loss patients", "quote": "Hair loss patients had significantly lower zinc (84.3 µg/dL) vs controls (97.9 µg/dL)", "guideCode": "W08", "guide": "Women's Hair Loss Blood Tests to Request", "guideUrl": "/women-s-hair-loss-blood-tests-to-request/", "drawnBy": [ { "kind": "figure", "id": "blood-test-bands", "title": "Laboratory normal against the hair-relevant range", "url": "/figures/blood-test-bands/", "key": "zincPatientMean", "label": "Mean serum zinc reported in hair loss patients" } ] }, { "id": "w08-12", "value": "80-100", "unit": "µg/dL", "kind": "lab", "kindLabel": "Lab values", "measures": "The serum zinc range the guide gives as optimal for hair", "quote": "**Optimal for hair**: 80-100 µg/dL", "guideCode": "W08", "guide": "Women's Hair Loss Blood Tests to Request", "guideUrl": "/women-s-hair-loss-blood-tests-to-request/", "drawnBy": [ { "kind": "figure", "id": "blood-test-bands", "title": "Laboratory normal against the hair-relevant range", "url": "/figures/blood-test-bands/", "key": "zincHairRange", "label": "The serum zinc range the guide gives as optimal for hair" } ] }, { "id": "w08-13", "value": "40-60", "unit": "ng/mL", "kind": "lab", "kindLabel": "Lab values", "measures": "W08’s optimal range", "quote": "Optimal: 40-60 ng/mL", "guideCode": "W08", "guide": "Women's Hair Loss Blood Tests to Request", "guideUrl": "/women-s-hair-loss-blood-tests-to-request/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "vitdOptimalW08", "label": "W08’s optimal range" } ] }, { "id": "w08-14", "value": "3.5-4.5", "unit": "mIU/L", "kind": "lab", "kindLabel": "Lab values", "measures": "What W08 says about a high-normal TSH", "quote": "\"High-normal\" (3.5-4.5): May indicate subclinical hypothyroidism", "guideCode": "W08", "guide": "Women's Hair Loss Blood Tests to Request", "guideUrl": "/women-s-hair-loss-blood-tests-to-request/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "tB4hi", "label": "What W08 says about a high-normal TSH" } ] }, { "id": "w08-15", "value": "80-100", "unit": "µg/dL", "kind": "lab", "kindLabel": "Lab values", "measures": "Zinc: lab range and hair-optimal range", "quote": "| Zinc | 70-120 µg/dL | 80-100 µg/dL |", "guideCode": "W08", "guide": "Women's Hair Loss Blood Tests to Request", "guideUrl": "/women-s-hair-loss-blood-tests-to-request/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "zincOptimal", "label": "Zinc: lab range and hair-optimal range" } ] }, { "id": "w08-16", "value": ">2:1", "unit": "ratio", "kind": "ratio", "kindLabel": "Ratios and multiples", "measures": "The LH/FSH ratio the guide flags", "quote": "LH/FSH ratio**: >2:1 suggests PCOS", "guideCode": "W08", "guide": "Women's Hair Loss Blood Tests to Request", "guideUrl": "/women-s-hair-loss-blood-tests-to-request/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "lhfshRatio", "label": "The LH/FSH ratio the guide flags" } ] }, { "id": "w08-17", "value": "2 hours", "unit": "", "kind": "plain", "kindLabel": "Numbers with no unit", "measures": "When to draw ferritin and iron studies", "quote": "Best: Fasting or at least 2 hours after eating", "guideCode": "W08", "guide": "Women's Hair Loss Blood Tests to Request", "guideUrl": "/women-s-hair-loss-blood-tests-to-request/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "ferritinFasting", "label": "When to draw ferritin and iron studies" } ] }, { "id": "w08-18", "value": "no anaemia needed", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Iron can affect hair long before a CBC turns abnormal", "quote": "You can have iron deficiency hair loss WITHOUT anemia.", "guideCode": "W08", "guide": "Women's Hair Loss Blood Tests to Request", "guideUrl": "/women-s-hair-loss-blood-tests-to-request/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "noAnaemiaNeeded", "label": "Iron can affect hair long before a CBC turns abnormal" } ] }, { "id": "w08-19", "value": "any time", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "Preparation needed for vitamin D", "quote": "Any time, no special preparation", "guideCode": "W08", "guide": "Women's Hair Loss Blood Tests to Request", "guideUrl": "/women-s-hair-loss-blood-tests-to-request/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "vitdAnyTime", "label": "Preparation needed for vitamin D" } ] }, { "id": "w08-20", "value": "normal vs optimal", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "The column headings of W08’s comparison table", "quote": "| Test | \"Normal\" Range | Optimal for Hair |", "guideCode": "W08", "guide": "Women's Hair Loss Blood Tests to Request", "guideUrl": "/women-s-hair-loss-blood-tests-to-request/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "rangeTableHead", "label": "The column headings of W08’s comparison table" } ] }, { "id": "w08-21", "value": "bring a list", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "The guide’s first preparation tip", "quote": "Bring a list**: Know exactly which tests you want", "guideCode": "W08", "guide": "Women's Hair Loss Blood Tests to Request", "guideUrl": "/women-s-hair-loss-blood-tests-to-request/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "bringAList", "label": "The guide’s first preparation tip" } ] }, { "id": "w08-22", "value": "clinical context", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "What a number on its own cannot settle", "quote": "Blood test interpretation requires clinical context.", "guideCode": "W08", "guide": "Women's Hair Loss Blood Tests to Request", "guideUrl": "/women-s-hair-loss-blood-tests-to-request/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "clinicalDx", "label": "What a number on its own cannot settle" } ] }, { "id": "w08-23", "value": "needs a biopsy", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "What no blood test can answer", "quote": "Whether scarring alopecia is present (needs scalp biopsy)", "guideCode": "W08", "guide": "Women's Hair Loss Blood Tests to Request", "guideUrl": "/women-s-hair-loss-blood-tests-to-request/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "biopsyNeeded", "label": "What no blood test can answer" } ] }, { "id": "w08-24", "value": "Transferrin saturation", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "What transferrin saturation shows", "quote": "Transferrin Saturation**: Percentage of iron-carrying capacity being used", "guideCode": "W08", "guide": "Women's Hair Loss Blood Tests to Request", "guideUrl": "/women-s-hair-loss-blood-tests-to-request/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "transferrinWhy", "label": "What transferrin saturation shows" } ] }, { "id": "w08-25", "value": "not during a period", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "When not to draw ferritin", "quote": "Avoid: Testing during or right after menstruation (ferritin drops)", "guideCode": "W08", "guide": "Women's Hair Loss Blood Tests to Request", "guideUrl": "/women-s-hair-loss-blood-tests-to-request/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "ferritinMenses", "label": "When not to draw ferritin" } ] }, { "id": "w08-26", "value": "morning, fasting", "unit": "", "kind": "named", "kindLabel": "Not a measurement", "measures": "When to draw thyroid tests", "quote": "Best: Morning, fasting", "guideCode": "W08", "guide": "Women's Hair Loss Blood Tests to Request", "guideUrl": "/women-s-hair-loss-blood-tests-to-request/", "drawnBy": [ { "kind": "tool", "id": "hair-loss-blood-tests", "title": "Blood-Test Request Builder for Hair Loss", "url": "/tools/hair-loss-blood-tests/", "key": "thyroidMorning", "label": "When to draw thyroid tests" } ] } ] }