19 citations
,
January 2016 in “Annals of Dermatology” Dutasteride is safe and effective for treating hair loss, but may decrease libido.
June 2021 in “Archives of Advances in Biosciences” Finasteride reduces sperm count and quality and alters hormone levels in mice.
98 citations
,
April 1997 in “The Journal of Steroid Biochemistry and Molecular Biology” Finasteride effectively blocks rat enzymes, but with varying methods and strength.
78 citations
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January 2000 in “Gynecological Endocrinology” Norgestimate is the most effective birth control progestin for reducing an enzyme linked to acne and excessive hair growth in women.
49 citations
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October 2017 in “Nutrients” Equisetum debile extract, especially the ethyl acetate type, may be a promising natural ingredient for anti-hair loss products.
37 citations
,
June 2011 in “Journal of Cellular Biochemistry” Androgen is important in controlling stem cell differentiation, reducing fat development, and increasing lean mass.
22 citations
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August 2009 in “Evidence-based Complementary and Alternative Medicine” The composition with carnitine, thioctic acid, and saw palmetto extract may effectively reduce inflammation in hair follicle cells.
17 citations
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December 2018 in “The World Journal of Men s Health” Long-term use of dutasteride can cause permanent erectile dysfunction in rats.
13 citations
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June 2018 in “Current Urology Reports” Hair loss drugs may cause sexual issues and infertility in men.
12 citations
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June 2019 in “Psychoneuroendocrinology” Allopregnanolone is needed for certain brain processing issues caused by D1 dopamine receptor activation.
4 citations
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May 2019 in “Biology open” Testosterone reduces heart damage and inflammation after injury.
April 2026 in “Al-Kufa University Journal for Biology” Finasteride lowers cortisol and raises testosterone levels in rats.
9 citations
,
November 2019 in “Scientific reports” The AC 2 peptide from Trapa japonica fruit helps protect hair cells and may treat hair loss.
4 citations
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August 2019 in “General and Comparative Endocrinology” Male yak hair growth is influenced by DHT synthesis, which is promoted by 5α-red1 and AR during growth phases, while E2 may inhibit growth through ERα.
46 citations
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October 1999 in “Journal of The American Academy of Dermatology” Finasteride effectively treats male pattern hair loss with a 1 mg daily dose.
13 citations
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January 2020 in “Neuroscience” Blocking 5α-reductase can harm memory and brain structure, and increase harmful brain changes in male mice used for Alzheimer's disease research.
July 2021 in “Archives of Dermatological Research” Alopecia patients have less GPER-1, which might affect hair loss.
15 citations
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January 2016 in “Biological & Pharmaceutical Bulletin” Bee venom helps hair grow and may work better than some common treatments.
13 citations
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October 2017 in “Bioscience, Biotechnology, and Biochemistry” Centella asiatica extract may help promote hair growth by blocking a specific cell signaling pathway.
33 citations
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January 2016 in “Skin appendage disorders” The document concludes that sexual and psychiatric side effects from 5-alpha-reductase inhibitors are reported, but more high-quality research is needed to understand how often they occur.
43 citations
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January 2007 in “Gynecological Endocrinology” Finasteride improves acne and hair loss in women with normal testosterone.
7 citations
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April 2019 in “The Journal of Steroid Biochemistry and Molecular Biology” 11α-Hydroxyprogesterone is changed into different substances by certain enzymes and may play a role in prostate cancer.
June 2023 in “International journal of pharmaceutical quality assurance” Eclipta alba extract could be a promising natural treatment for hair loss.
27 citations
,
February 2017 in “Clinical, Cosmetic and Investigational Dermatology” New compounds were found to help increase hair growth and decrease hair loss.
2 citations
,
March 2017 in “Canadian Urological Association journal” Clomiphene citrate improves fertility in men taking finasteride for hair loss.
June 2017 in “Journal of The European Academy of Dermatology and Venereology” Alopecia patients have higher heart disease risk; statins and finasteride may help.
18 citations
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March 2008 in “British Journal of Dermatology” Finasteride works better for hair loss in patients 26 or younger.
237 citations
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December 2001 in “Urology” Blocking the enzyme 5α-reductase can shrink the prostate and help treat enlarged prostate issues.
September 2024 in “African Journal of Biomedical Research” Alopecia areata patients have lower vitamin D and slightly lower copper levels, so these should be checked.
118 citations
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September 2004 in “Clinics in Dermatology” Hormones, especially androgens, play a big role in acne, but most acne sufferers don't have a hormone disorder. Hormonal treatments, including birth control pills, can be very effective for women whose acne doesn't improve with regular treatments.