August 2012 in “Open Repository and Bibliography (University of Liège)” A castrated dog developed hair loss and prostate issues from long-term exposure to estrogen cream.
December 2020 in “Current Sexual Health Reports” Finasteride can have lasting negative effects on brain function and behavior by disrupting neurosteroid production.
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.
October 2025 in “Journal of the Endocrine Society” Hormone Replacement Therapy improves skin health in postmenopausal women by boosting collagen and hydration.
April 2026 in “Al-Kufa University Journal for Biology” Finasteride lowers cortisol and raises testosterone levels in rats.
22 citations
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July 1990 in “Acta Dermato Venereologica” High levels of testosterone and dihydrotestosterone inhibit hair cell growth, while high levels of estradiol promote it.
6 citations
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January 1998 in “Journal of Investigative Dermatology” Estrogen receptors may not affect mouse hair growth as previously thought, and oxybenzone in sunscreen is stable in sunlight.
83 citations
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September 1993 in “Endocrinology and Metabolism Clinics of North America” March 2020 in “Upravlìnnâ, ekonomìka ta zabezpečennâ âkostì v farmacìï” The "Flavosterol" emulgel meets quality standards for treating hair loss.
7 citations
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January 2018 in “International Journal of Trichology” Taking 5 mg/day finasteride can cause side effects in women with hair loss, but these are usually mild and fade over time, making the treatment beneficial in the long run.