69 citations
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December 2011 in “Journal of Ethnopharmacology” Some Thai plants, especially Carthamus tinctorius, could help prevent hair loss and promote hair growth without adverse effects.
51 citations
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May 2011 in “Phytotherapy Research” Ginseng, especially red ginseng, may help regrow hair and block a hair loss-related enzyme.
23 citations
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January 2001 in “Chemical & Pharmaceutical Bulletin” New pregnane derivatives are effective at inhibiting an enzyme linked to hair loss and reducing oil gland activity.
21 citations
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January 2010 in “JOURNAL OF HEALTH SCIENCE” Abietic acid from pine resin can effectively inhibit testosterone 5α-reductase.
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.
15 citations
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October 2014 in “Hormone Molecular Biology and Clinical Investigation” Some hair loss and prostate drugs might increase the risk of diabetes and heart disease.
13 citations
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November 2019 in “Scientific reports” Certain drugs change freshwater snail shells to a "banana" shape.
6 citations
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August 1996 in “The Journal of Clinical Endocrinology and Metabolism” MK-386 and finasteride together effectively reduce DHT levels, potentially treating acne and male pattern baldness.
4 citations
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January 1982 in “Endocrinologia Japonica” Androgens regulate 5 alpha-reductase activity in hamster sebaceous glands.
2 citations
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January 2025 in “Frontiers in Pharmacology” Purple corn extract may help reduce prostate enlargement and inflammation.
2 citations
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September 2009 in “Hormone Molecular Biology and Clinical Investigation” Low dose finasteride decreases certain steroids, possibly increasing depression risk.
Compounds in fluted pumpkin and African yam bean seed oils may help manage benign prostate hyperplasia.
December 2025 in “Cureus” Using 5α-reductase inhibitors for hair loss may increase the risk of dry eye disease.
September 2025 in “Consilium Medicum” 5α-reductase inhibitors help manage symptoms of benign prostatic hyperplasia and may also prevent prostate cancer and treat hair loss.
August 2024 in “Research Square (Research Square)” Using 5-alpha reductase inhibitors may lower the risk of breast cancer in females.
July 2024 in “Biological and Pharmaceutical Bulletin” Licorice extract helps hair growth and may treat hair loss.
May 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” The enzyme 5α-reductase is important for proper blood vessel development during the fertility-related transformation of the uterus lining.
January 2020 in “The Journal of Sexual Medicine” Using 5α-reductase inhibitors for hair loss can cause lasting sexual, physical, mental, and vascular health issues in men, even after stopping the medication.
September 1998 in “Journal of The European Academy of Dermatology and Venereology” Topical 5α-reductase inhibitor helps counteract hair loss and stabilize it.
41 citations
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March 1998 in “Archives of Dermatological Research” The enzyme that changes testosterone to a stronger form is mostly found in the part of the hair follicle called the dermal papilla.
12 citations
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June 2001 in “Bioorganic & Medicinal Chemistry” Changing the C-ring structure in certain compounds can make them better at blocking a specific human enzyme.
11 citations
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January 2017 in “Journal of Endocrinology/Journal of endocrinology” Female mice with disrupted 5α-reductase 1 had significant metabolic issues, including stress response problems, insulin resistance, liver fat buildup, and obesity.
8 citations
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June 1995 in “Helvetica Chimica Acta” Compound 15a was effective in inhibiting 5α-reductase.
98 citations
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April 1997 in “The Journal of Steroid Biochemistry and Molecular Biology” Finasteride effectively blocks rat enzymes, but with varying methods and strength.
142 citations
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August 2007 in “Journal of The American Academy of Dermatology” New 5% minoxidil foam effectively promotes hair growth and is safe for use.
81 citations
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July 2008 in “The Journal of Clinical Endocrinology and Metabolism” Certain mutations in the H6PD gene cause Cortisone Reductase Deficiency by affecting hormone production.
60 citations
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December 1998 in “Clinical Pharmacology & Therapeutics” Both drugs lower DHT levels, with GI198745 being more effective.
47 citations
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January 2001 in “Journal of Investigative Dermatology” High testosterone to epitestosterone ratio in hair could predict male-pattern baldness.
38 citations
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January 2002 in “Biological & Pharmaceutical Bulletin” Lygodii Spora extract may help treat hair loss by blocking a hair loss-related enzyme and promoting hair growth.
34 citations
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February 1999 in “Journal of Dermatological Science” Minoxidil boosts enzymes that help hair growth.