2 citations
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January 2019 in “Annals of Dermatology” Melandrium firmum extract helps mice grow hair by blocking a hair loss enzyme and changing hair growth genes.
January 2021 in “Journal of cosmetology & trichology” Ageratum conyzoides L. extract may effectively and safely treat hair loss.
51 citations
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July 2013 in “Brain Research” Testosterone needs to be converted to DHT to reduce stress response in male rats.
193 citations
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June 2007 in “The Plant Journal” GhDET2 is crucial for cotton fiber growth.
92 citations
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October 2002 in “Journal of The American Academy of Dermatology” Finasteride improves hair loss in women with hyperandrogenism.
29 citations
,
July 2009 in “BJU international” Blocking DHT production more strongly may help control advanced prostate cancer and improve quality of life.
6 citations
,
April 2017 in “Frontiers in Pharmacology” Chinese medicine may help treat hair loss by affecting genes and enzyme activity.
2 citations
,
June 2022 in “Molecules” Connarus semidecandrus Jack extract promotes hair growth and thickness, reduces prostate cancer cell growth, and could potentially be used as a treatment for hair loss.
50 citations
,
August 1985 in “Journal of steroid biochemistry/Journal of Steroid Biochemistry” Spironolactone reduces the enzyme activity that converts testosterone to DHT, helping treat excessive hair growth in women.
27 citations
,
January 2017 in “Neuropsychopharmacology” The enzyme 5α-reductase is key in causing psychotic-like effects from sleep deprivation.
November 2021 in “Pharmaceutical Sciences” New compounds were made and tested, with compound 6 showing potential for treating prostate-related diseases.
39 citations
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September 2013 in “Journal of Cosmetic Dermatology” Herbs can potentially treat hair loss by inhibiting a key enzyme and promoting hair growth, and deficiencies in zinc, biotin, and iron are linked to hair loss.
20 citations
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January 2003 in “Chemical and Pharmaceutical Bulletin” The new progesterone derivatives effectively inhibit 5α-reductase and bind to the androgen receptor.
January 2006 in “Benzina: Revista d'excepcions culturals” Trienones are more effective at inhibiting the enzyme linked to hair loss than dienones.
Baicalin may effectively treat hair loss by inhibiting 5α-reductase.
18 citations
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January 2002 in “Chemical & pharmaceutical bulletin/Chemical and pharmaceutical bulletin” New pregnane derivatives were more effective than finasteride at inhibiting a key enzyme for male pattern baldness.
35 citations
,
November 1989 in “Journal of steroid biochemistry/Journal of Steroid Biochemistry” Epitestosterone may act as a weak antiandrogen and can inhibit an enzyme involved in testosterone metabolism.
37 citations
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January 2015 in “Evidence-based Complementary and Alternative Medicine” An extract from Quercus acutissima bark was found to reduce sebum production and block an enzyme linked to acne.
1 citations
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August 2002 in “Zeitschrift für Hautkrankheiten” Male androgenetic alopecia involves hair follicle miniaturization due to DHT, with potential treatments using inhibitors and blockers.
22 citations
,
August 2011 in “Journal of Supercritical Fluids” Rice bran extract might help prevent hair loss.
12 citations
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March 2010 in “Asian Journal of Animal and Veterinary Advances” Young and adult hamsters both respond similarly to testosterone and finasteride treatments, but young hamsters aren't good for testing the inhibitory activity of a specific enzyme.
February 2026 in “NeuroSci” Finasteride and dutasteride may cause depression and anxiety, especially in younger men.
December 2022 in “Journal of applied biological chemistry” Betula platyphylla extract, particularly the H3-2 fraction, may help treat hair loss by promoting cell growth and inhibiting a hair loss-related enzyme.
93 citations
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February 2009 in “Annals of the New York Academy of Sciences” 5α‐reductase isozymes are crucial for prostate development and health, and targeting them can help prevent and treat prostate issues.
44 citations
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July 2012 in “Endocrine Practice” We need to learn more about 5α-reductases and neuroactive steroids to safely make drugs targeting these enzymes.
November 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” Tectona grandis leaves may help treat hair loss and inflammation.
56 citations
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December 2002 in “The Journal of Clinical Endocrinology & Metabolism” Human bone cells mainly produce a type 1 enzyme that may help regulate bone health.
January 1998 in “NEJM Journal Watch” Finasteride increases hair count in men with hair loss, but the effect isn't permanent and hair loss returns if treatment stops.
September 1999 in “PubMed” Finasteride effectively thickens hair in men with minimal side effects.
22 citations
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December 2010 in “Journal of Cosmetic Dermatology” Finasteride may increase depression by reducing brain cell growth.