- About
- Mission Statement
Education. Evidence. Regrowth.
- Education.
Prioritize knowledge. Make better choices.
- Evidence.
Sort good studies from the bad.
- Regrowth.
Get bigger hair gains.
Team MembersPhD's, resarchers, & consumer advocates.
- Rob English
Founder, researcher, & consumer advocate
- Research Team
Our team of PhD’s, researchers, & more
Editorial PolicyDiscover how we conduct our research.
ContactHave questions? Contact us.
Before-Afters- Transformation Photos
Our library of before-after photos.
- — Jenna, 31, U.S.A.
I have attached my before and afters of my progress since joining this group...
- — Tom, 30, U.K.
I’m convinced I’ve recovered to probably the hairline I had 3 years ago. Super stoked…
- — Rabih, 30’s, U.S.A.
My friends actually told me, “Your hairline improved. Your hair looks thicker...
- — RDB, 35, New York, U.S.A.
I also feel my hair has a different texture to it now…
- — Aayush, 20’s, Boston, MA
Firstly thank you for your work in this field. I am immensely grateful that...
- — Ben M., U.S.A
I just wanted to thank you for all your research, for introducing me to this method...
- — Raul, 50, Spain
To be honest I am having fun with all this and I still don’t know how much...
- — Lisa, 52, U.S.
I see a massive amount of regrowth that is all less than about 8 cm long...
Client Testimonials150+ member experiences.
Scroll DownPopular Treatments- Treatments
Popular treatments. But do they work?
- Finasteride
- Oral
- Topical
- Dutasteride
- Oral
- Topical
- Mesotherapy
- Minoxidil
- Oral
- Topical
- Ketoconazole
- Shampoo
- Topical
- Low-Level Laser Therapy
- Therapy
- Microneedling
- Therapy
- Platelet-Rich Plasma Therapy (PRP)
- Therapy
- Scalp Massages
- Therapy
- More
IngredientsTop-selling ingredients, quantified.
- Saw Palmetto
- Redensyl
- Melatonin
- Caffeine
- Biotin
- Rosemary Oil
- Lilac Stem Cells
- Hydrolyzed Wheat Protein
- Sodium Lauryl Sulfate
- More
ProductsThe truth about hair loss "best sellers".
- Minoxidil Tablets
Xyon Health
- Finasteride
Strut Health
- Hair Growth Supplements
Happy Head
- REVITA Tablets for Hair Growth Support
DS Laboratories
- FoliGROWTH Ultimate Hair Neutraceutical
Advanced Trichology
- Enhance Hair Density Serum
Fully Vital
- Topical Finasteride and Minoxidil
Xyon Health
- HairOmega Foaming Hair Growth Serum
DrFormulas
- Bio-Cleansing Shampoo
Revivogen MD
- more
Key MetricsStandardized rubrics to evaluate all treatments.
- Evidence Quality
Is this treatment well studied?
- Regrowth Potential
How much regrowth can you expect?
- Long-Term Viability
Is this treatment safe & sustainable?
Free Research- Free Resources
Apps, tools, guides, freebies, & more.
- Free CalculatorTopical Finasteride Calculator
- Free Interactive GuideInteractive Guide: What Causes Hair Loss?
- Free ResourceFree Guide: Standardized Scalp Massages
- Free Course7-Day Hair Loss Email Course
- Free DatabaseIngredients Database
- Free Interactive GuideInteractive Guide: Hair Loss Disorders
- Free DatabaseTreatment Guides
- Free Lab TestsProduct Lab Tests: Purity & Potency
- Free Video & Write-upEvidence Quality Masterclass
- Free Interactive GuideDermatology Appointment Guide
- More
Articles100+ free articles.
-
Genetic Tests: A Breakthrough for Personalized Hair Loss Treatments?
-
Do Chinese Herbs Help Regrow Hair? A Look At Traditional Remedies
-
Cannabidiol (CBD) Increases Hair Counts By 246%? Not So Fast.
-
Creatine: Does It Worsen Hair Loss? It Depends On The Hair Loss Type.
-
Can Progesterone Improve Hair Regrowth?
-
CRABP2: Can This Gene Predict Regrowth From Retinoids?
-
BTD: Can This Gene Predict Regrowth From Biotin?
-
COL1A1: Can This Gene Predict Regrowth From Collagen Support?
PublicationsOur team’s peer-reviewed studies.
- Microneedling and Its Use in Hair Loss Disorders: A Systematic Review
- Use of Botulinum Toxin for Androgenic Alopecia: A Systematic Review
- Conflicting Reports Regarding the Histopathological Features of Androgenic Alopecia
- Self-Assessments of Standardized Scalp Massages for Androgenic Alopecia: Survey Results
- A Hypothetical Pathogenesis Model For Androgenic Alopecia:Clarifying The Dihydrotestosterone Paradox And Rate-Limiting Recovery Factors
Menu- AboutAbout
- Mission Statement
Education. Evidence. Regrowth.
- Team Members
PhD's, resarchers, & consumer advocates.
- Editorial Policy
Discover how we conduct our research.
- Contact
Have questions? Contact us.
- Before-Afters
Before-Afters- Transformation Photos
Our library of before-after photos.
- Client Testimonials
Read the experiences of members
Before-Afters/ Client Testimonials- Popular Treatments
-
Research Treatments, Without The Bias
We evaluate all hair loss interventions through the same lens: our Treatment Metrics. This allows us to give you the facts (not fluff) about your treatment options, without an angling for a product sale.
Key Metrics
Evidence Quality
Regrowth Potential
Long-Term Viability
99%
Evidence
69%
Evidence
28%
Evidence
- Oral
- Topical
- Mesotherapy
-
Finasteride
A type II 5-alpha reductase inhibitor, FDA-approved for androgenic alopecia.
Regrowth PotentialLong-Term Viability -
Finasteride
A type II 5-alpha reductase inhibitor, FDA-approved for androgenic alopecia.
Regrowth PotentialLong-Term Viability -
Finasteride
A type II 5-alpha reductase inhibitor, FDA-approved for androgenic alopecia.
Regrowth PotentialLong-Term Viability
59%
Evidence
55%
Evidence
60%
Evidence
- Oral
- Topical
- Mesotherapy
-
Dutasteride
More powerful than finasteride. A DHT reducer that inhibits type I and II 5-alpha reductase.
Regrowth PotentialLong-Term Viability -
Dutasteride
More powerful than finasteride. A DHT reducer that inhibits type I and II 5-alpha reductase.
Regrowth PotentialLong-Term Viability -
Dutasteride
More powerful than finasteride. A DHT reducer that inhibits type I and II 5-alpha reductase.
Regrowth PotentialLong-Term Viability
97%
Evidence
63%
Evidence
- Topical
- Oral
-
Minoxidil
An FDA-approved hair growth topical that targets blood flow and inflammatory pathways.
Regrowth PotentialLong-Term Viability -
Minoxidil
An FDA-approved hair growth topical that targets blood flow and inflammatory pathways.
Regrowth PotentialLong-Term Viability
35%
Evidence
25%
Evidence
- Shampoo
- Topical
-
Ketoconazole
An anti-fungal considered to be one of the “big three” for hair loss.
Regrowth PotentialLong-Term Viability -
Ketoconazole
An anti-fungal considered to be one of the “big three” for hair loss.
Regrowth PotentialLong-Term Viability
89%
Evidence
- Therapy
-
Low-Level Laser Therapy
An FDA-cleared treatment for hair loss; leverages light waves to encourage hair growth.
Regrowth PotentialLong-Term Viability
73%
Evidence
- Therapy
-
Microneedling
An experimental intervention involving micro-punctures and wound-healing pathways.
Regrowth PotentialLong-Term Viability
71%
Evidence
- Therapy
-
Platelet-Rich Plasma Therapy (PRP)
An autologous therapy that extracts blood, centrifuges it, and then injects components back into the scalp.
Regrowth PotentialLong-Term Viability
33%
Evidence
- Therapy
-
Standardized Scalp Massages
A non-invasive, experimental intervention for pattern hair loss.
Regrowth PotentialLong-Term Viability
Explore 100+ Treatments & Ingredients Inside Our Membership Community
Stop guessing which hair loss treatments
actually workInstead, just read our cheat sheet
You’ll get the facts on nine “natural” and “conventional” hair loss treatments: how they work, how much hair they’ll regrow, their limitations, and what their marketers don’t want you know.
- Mission Statement
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