September 2024 in “Frontiers in Neuroendocrinology” 5-alpha reductase inhibitors may help protect the brain and gut in Parkinson's disease.
August 2021 in “International Journal of Research in Dermatology” Amarantha hair oil contains β-sitosterol, which helps promote hair growth.
January 2016 in “Archivio italiano di urologia, andrologia” The document concludes that the risk of sexual side effects from 5-alpha-reductase inhibitors is low and often temporary, but more research is needed on potential permanent effects.
December 2022 in “JAMA network open” 5α-Reductase inhibitors may increase depression risk but not dementia or suicide.
December 2025 in “Instituto Politécnico do Porto” Patients with mood disorders using 5α-reductase inhibitors may have a higher risk of suicidal thoughts.
June 2026 in “Pharmaceuticals” 5α-Reductase inhibitors, like finasteride, can cause serious, persistent side effects not always listed in official drug information.
Eriocitrin and silymarin might be effective for hair loss treatment and need more research.
4 citations
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September 2006 in “European Urology Supplements” Dutasteride reduces DHT and improves BPH symptoms more effectively than finasteride.
408 citations
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May 2004 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” Dutasteride more effectively lowers DHT levels in men with enlarged prostates than finasteride.
31 citations
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January 2001 in “PubMed” 19 citations
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March 2010 in “Steroids” Certain progesterone derivatives can inhibit enzymes and reduce androgenic activity, potentially affecting prostate growth.
11 citations
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November 2014 in “Behavior Genetics” 8 citations
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January 2022 in “BMC Biology” Environmental factors affect reproductive traits by altering the SRD5A1 gene.
3 citations
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December 2021 in “Frontiers in Pharmacology” Ficus benghalensis leaf extracts can effectively promote hair growth and inhibit hair loss.
December 2023 in “International Journal of Molecular Sciences” Men with early balding showed higher levels of certain genes linked to hair loss and possibly prostate cancer.
October 2022 in “Frontiers in Bioengineering and Biotechnology” Bioengineered nanoparticles can effectively treat hair loss by targeting specific enzymes and receptors.
2 citations
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April 2016 in “DOAJ (DOAJ: Directory of Open Access Journals)” The saw palmetto extract effectively inhibits an enzyme linked to prostate issues, showing promise for prostate health.
1 citations
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July 2022 in “Frontiers in Pharmacology” Dutasteride may help protect neurons and reduce inflammation in Parkinson's disease.
October 2025 in “Biomedicines” Terminalia chebula fruit extract helps hair growth by reducing DHT and boosting hair cell activity.
10 citations
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August 1998 in “Journal of Investigative Dermatology” The compounds tested could potentially treat hair loss and alopecia.
January 2026 in “Applied Biological Chemistry” Ishophloroglucin A from Ishige okamurae may be a natural alternative for treating hair loss by inhibiting 5α-reductase and promoting hair growth.
4 citations
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January 2025 in “International Journal of Molecular Sciences” Progesterone reduces anxiety and depression in female mice by increasing BDNF in the brain, needing 5α-reduction and estradiol.
7 citations
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February 2020 in “Analytical and Bioanalytical Chemistry” 23 citations
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September 2020 in “BMC Cancer” 5α-reductase inhibitors may lower the risk of death from bladder cancer.
14 citations
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November 2008 in “Expert opinion on drug metabolism & toxicology” Finasteride helps treat prostate issues and may prevent prostate cancer in high-risk men.
November 2012 in “Endocrine Practice” Enzymes called 5α-reductases have many body functions and need more research to safely use inhibitors.
62 citations
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April 2004 in “Expert Opinion on Pharmacotherapy” Finasteride effectively treats male pattern baldness, improving hair growth and density.
2 citations
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December 2003 Saw palmetto is an effective natural treatment for hair loss with minimal side effects.
20 citations
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June 2017 in “Hormone Molecular Biology and Clinical Investigation” Long-term use of dutasteride for enlarged prostate may worsen blood sugar, cholesterol, and erectile dysfunction.
143 citations
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August 1991 in “Endocrinology” Androgens, like testosterone, are crucial for early testicular descent in rats.