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    Research 10 of 1000+

    1. The 5 Alpha-Reductase Isozyme Family: A Review of Basic Biology and Their Role in Human Diseases Advances in Urology · 2011 · 218 citations
    2. Structure of human type II 5 alpha-reductase gene. Endocrinology · 1992 · 124 citations
    3. Nonsteroidal inhibitors of human type I steroid 5-.alpha.-reductase Journal of Medicinal Chemistry · 1993 · 89 citations
    4. 5-Alpha Reductase Inhibitors and Erectile Dysfunction: The Connection The Journal of Sexual Medicine · 2008 · 78 citations
    5. Comparison of Finasteride (Proscar®) and Serenoa repens (Permixon®) in the Inhibition of 5-Alpha Reductase in Healthy Male Volunteers European Urology · 1994 · 73 citations
    6. Effects of 5-alpha reductase inhibitors on erectile function, sexual desire and ejaculation Expert Opinion on Drug Safety · 2012 · 71 citations
    7. Finasteride: A slow-binding 5.alpha.-reductase inhibitor Biochemistry · 1993 · 70 citations
    8. Effects of finasteride, a type 2 5-alpha reductase inhibitor, on fetal development in the rhesus monkey (Macaca mulatta) Teratology · 1997 · 67 citations
    9. Expression of mRNA for androgen receptor, 5alpha-reductase and 17beta-hydroxysteroid dehydrogenase in human dermal papilla cells 1999 · 63 citations
    10. The effect of finasteride, a 5 alpha-reductase inhibitor, on scalp skin testosterone and dihydrotestosterone concentrations in patients with male pattern baldness. The Journal of Clinical Endocrinology and Metabolism · 1994 · 59 citations
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    Community 10 of 1000+

    1. 5 alpha reductase type 1 is in brain tissue producing the main endogenous gabaergic allopregnanolone, not 2. How can finasteride as a 5ar2 lower that? Reddit · 3 Oct 2024
    2. Which Saw Palmetto is good for blocking 5 alpha reductase, Serenoa repens or Chamaerops humilis? Reddit · 26 Jun 2020
    3. Does anyone know about the mechanism between creatine and 5-alpha reductase? Reddit · 25 Mar 2019
    4. 1 year 5-ar. Blood test results Reddit · 29 Jul 2025
    5. BREAKTHROUGH: I’m a radiochemist and discovered a radioactive isotope scalp serum that OUTPERFORMS Minoxidil and 5-AR inhibitors! (Lab Data Inside) Reddit · 10 Jun 2025
    6. I've been afraid to start Finasteride treatment for 5 years, on it for 2 weeks, regret that hadn't started it earlier and here's my story Reddit · 28 Sept 2021
    7. Why does this industry still revolve around 5-AR inhibitors? Reddit · 14 Jun 2021
    8. Does caffeine inhibit 5-α-reductase? Reddit · 27 Dec 2019
    9. Consenus on Kx-826/pyrilutamide vs ru58841 Reddit · 7 Sept 2026
    10. Experiences starting with finasteride vs dutasteride in your early 20s? (Gym performance & long-term results) Reddit · 30 Jul 2026
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    Learn 6 of 24

    1. Dutasteride 5-alpha reductase inhibitor that blocks both enzyme types, a stronger DHT blocker than finasteride
    2. Finasteride Popular 5-alpha reductase inhibitor that lowers DHT, taken as a pill or used topically
    3. Rosemary Herb whose oil is used in hair care
    4. Saw Palmetto Palm-berry extract taken as a supplement
    5. Azelaic Acid Acid used in acne and rosacea creams
    6. Neem Oil Oil from the neem tree, used in traditional remedies
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