Hair loss, explained. Explore research and treatments.
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What each drug, ingredient and condition is, with the top and newest studies on each.Research
Each month's hair loss papers, summarized, with every study linked to its source.Community
Ask questions and compare regimens and results with others treating hair loss. New Featured Research
Thulium laser-assisted delivery of growth factors for treating androgenetic alopecia – a randomized, controlled, clinical study
In a pilot randomized study, laser-assisted growth-factor serum delivery improved hair density about 23–26% versus 5% with laser and light alone.
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Baricitinib response pattern by baseline nail involvement in children under 12 with alopecia areata
A figure-based report tracks cumulative baricitinib response over 36 weeks by baseline nail involvement in children under 12 with alopecia areata. -
In Vivo Study of Topical Bimatoprost, Latanoprost, Travoprost in Comparison with Minoxidil on Hair Growth in C57BL/6 Mice
In mice, topical bimatoprost and latanoprost increased hair density and follicle diameter more than 5% minoxidil over 28 days. -
Personalized Minoxidil Therapy in Androgenetic Alopecia: From SULT1A1 Biomarkers to Precision Clinical Management
A review explains how follicular SULT1A1 enzyme activity may predict who responds to minoxidil and enable personalized treatment. -
Biologics in alopecia areata: promise, paradox, and the precision medicine frontier
A review concludes cytokine-targeting biologics cannot be recommended for alopecia areata outside trials, given weak efficacy and paradoxical cases. -
Investigation of Clinical and Immunological Features of Alopecia Areata With Comorbid Atopic Dermatitis
A 123-patient study characterizes alopecia areata with comorbid atopic dermatitis as a distinct Th2/ILC2-driven endotype. -
Ageratum conyzoides Extract Promotes Hair Shaft Thickness Accompanied by Increased Growth Factor Levels and Enhanced Antioxidant Status in C57BL/6 Mice
In mice, oral Ageratum conyzoides extract sped hair regrowth, thickened shafts, and raised IGF-1, VEGF, and antioxidant markers. -
Persistent chemotherapy-induced alopecia: a scoping review
A scoping review of persistent chemotherapy-induced alopecia found scalp cooling preventive and low-dose oral minoxidil beneficial in all seven studies. -
Topical Finasteride 0.25% Solution for Female Pattern Hair Loss (FPHL) in Postmenopausal Women: A 52‐Week Retrospective Observational Study
In 26 postmenopausal women, topical finasteride 0.25% monotherapy for 52 weeks improved hair density and thickness with no adverse events recorded. -
Targeting fibroimmune remodeling in androgenetic alopecia: emerging opportunities for RNA-based drug discovery
A review maps fibroimmune remodeling in androgenetic alopecia as a source of RNA-drug targets, still requiring human spatial validation. -
Comparative Efficacy of Ritlecitinib, Baricitinib, and Upadacitinib in Adolescents With Severe Alopecia Areata: A Bayesian Network Meta‑Analysis
A Bayesian network meta-analysis found upadacitinib 30 mg most effective for adolescent severe alopecia areata, above baricitinib and ritlecitinib.