Research Hub
Hair Loss Guides.
Based on evidence.
85+ guides on tracking, treatment decisions, and reading your own data - built on one principle: establish a baseline before drawing any conclusion.

How to Track Hair Loss: Photos, Scores & Decisions
A practical tracking protocol: consistent photos, objective scoring, and the decision points that tell you when to wait, adjust, or talk to a clinician.
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Latest Research

Semaglutide, GLP-1 Medications, and Hair Loss: What to Track
Hair loss on semaglutide or tirzepatide may follow rapid weight loss. Learn why shedding happens, typical timelines, warning signs, and what to track.

Niacinamide for Hair Loss: What the Evidence Actually Shows
Review the limited human evidence for niacinamide and hair loss, its plausible scalp benefits, where it may fit, and how to track any change.

How to Track Hair Loss With Curly or Coily Hair
Learn how to standardize hair state, lighting, angles, and part lines so progress photos are more comparable for curly and coily hair.
Traction Alopecia: How to Track Recovery
Traction alopecia may recover when tension stops before scarring. Learn warning signs, evaluation steps, and how to track regrowth over time.
Best Hair Loss Tracker Apps (2026): Ranked and Compared
The best hair loss tracker apps in 2026 compared, with Balding AI as the top pick. How they work, how to use them, and how to tell if you are balding.

Laser Caps vs Laser Combs: A 2026 Buyer's Guide
Laser cap vs laser comb is really a dose question. How diode count, session time, and FDA clearance decide value, and how to track whether your device works.

Norwood 3: Treatment and Transplant Timing
A practical Norwood 3 guide covering treatment discussions, transplant timing questions, and separate tracking for the hairline and crown.
Minoxidil Foam vs Solution: What to Track
Compare minoxidil foam and solution by irritation, convenience, adherence, and evidence, with one consistent method for tracking visible response.

Green Tea and EGCG for Hair Loss: Evidence
Green tea and EGCG have interesting laboratory data but limited human hair-growth evidence. Review the studies, safety questions, and tracking limits.

Menopause Hair Loss: Causes and Treatment
Explore common causes of menopausal hair loss, realistic treatment discussions, warning signs, and a consistent method for tracking visible change.

Vitamin D and Hair Loss: What the Evidence Shows
Review the evidence linking vitamin D and hair loss, when testing may be appropriate, why self-dosing can be risky, and how to track recovery.

Biotin for Hair Loss: Evidence and Myths
Biotin evidence is weak without a deficiency, and high doses can disrupt lab tests. Learn what research supports and what to discuss before use.

Menopause Hair Loss: What to Track
Menopausal thinning can have several overlapping causes. Learn common patterns, useful evaluation questions, and what to track across several months.

Thyroid Hair Loss: What to Track
Thyroid conditions can trigger diffuse, delayed shedding. Learn common patterns, evaluation questions, and what to track before and during treatment.

Castor Oil for Hair Loss: Evidence Review
Castor oil lacks clinical evidence for hair regrowth. Learn what it may do for the hair shaft, what it cannot treat, and how to evaluate claims safely.
Beginner Medication Tracking

Treatments
Finasteride Timing Consistency: What to Log Before You React
Treatments
Finasteride + Minoxidil Combo: First 90 Days Tracking Framework

Treatments
How to Prepare a Baseline Before Finasteride or Minoxidil

Treatments
Missed Minoxidil? What to Track Next

Treatments
Finasteride Start Anxiety: A Weekly Checklist for Beginners
Treatments
Minoxidil Foam vs Liquid: Irritation Tracking Framework
Browse by topic
Tracking
Learn how to build repeatable hair-photo protocols, set useful baselines, compare stable time windows, and review progress with less visual noise.
Treatments
Explore evidence-aware treatment timelines, adherence tracking, decision frameworks, safety questions, and ways to document visible response over time.
Fundamentals
Understand hair biology, growth cycles, common loss patterns, essential terminology, and the tracking principles behind useful comparisons.
Diagnosis
Compare common hair-loss patterns, recognize warning signs, prepare useful questions, and organize photo evidence for a professional evaluation.
Routines
Build consistent hair-care, nutrition, lifestyle, and photo-capture habits while separating routine changes from meaningful density trends.
Surgery
Plan and document hair-transplant decisions, costs, recovery milestones, shedding phases, and long-term progress with consistent photo records.
Evidence Review
Review the evidence behind popular ingredients, supplements, devices, and emerging hair-loss claims, with practical limits and safety context.