146 citations,
January 2004 in “Hormones” Human skin acts like a hormone-producing organ, making and managing various hormones important for skin and hair health.
82 citations,
February 1989 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” A three-month treatment with a GnRH agonist significantly lowered androgen levels and 5α-reductase activity in men with benign prostatic hyperplasia.
30 citations,
June 1988 in “Journal of Steroid Biochemistry” Flutamide combined with an LHRH agonist effectively inhibits prostate growth, suggesting it could treat prostate cancer.
28 citations,
May 1986 in “Clinics in endocrinology and metabolism” New compounds may soon be tested to treat excessive hair growth in women.
13 citations,
November 2019 in “Scientific reports” Certain drugs change freshwater snail shells to a "banana" shape.
March 2014 in “Medicina cutánea ibero-latino-americana” Melatonin applied to the scalp helps increase hair density in people with early hair loss.
October 2010 in “International Journal of Dermatology” An 86-year-old man with prostate cancer was diagnosed with a rare, low-grade breast cancer and underwent surgery but declined additional hormone therapy.
3 citations,
January 2016 in “Elsevier eBooks” Steroid hormones are crucial for body functions and have various medical uses, but their misuse can lead to dependence.
12 citations,
December 2016 in “Medical Hypotheses” A vaccine may prevent benign prostatic hyperplasia (BPH).
8 citations,
December 2022 in “Nature Reviews Endocrinology” Sex hormones' effects on COVID-19 are unclear and more research is needed to understand their potential as treatment.
1 citations,
January 2022 in “Food & Function” Certain Egyptian Sabal fruit extracts may help treat anti-androgenic diseases like benign prostatic hyperplasia.
8 citations,
July 2012 in “Cambridge University Press eBooks” Androgens can both increase body hair and cause scalp hair loss.
28 citations,
October 1998 in “Baillière's clinical endocrinology and metabolism” Testosterone replacement may help post-menopausal women with androgen insufficiency, but more research is needed on its benefits and risks.
2 citations,
April 2007 in “Journal of Labelled Compounds and Radiopharmaceuticals” The conclusion is that tritium-labeled testosterone metabolites can be made and are better converted into dihydrotestosterone in skin cells than in prostate tissue.
110 citations,
January 2014 in “The Journal of Sexual Medicine” Testosterone treatment in trans men increases body and facial hair and may lead to hair loss over time, but severe skin issues are rare.
103 citations,
June 2006 in “British journal of sports medicine” The document concludes that better biomarkers are needed to detect long-term oral testosterone use in athletes.
47 citations,
January 2001 in “Journal of Investigative Dermatology” High testosterone to epitestosterone ratio in hair could predict male-pattern baldness.
44 citations,
January 2007 in “Biological & pharmaceutical bulletin” Black pepper leaf extract contains compounds that can block testosterone effects and promote hair growth.
39 citations,
January 2019 in “The World Journal of Men's Health” Testosterone replacement therapy can prevent men from fathering children and should not be used by those wanting to stay fertile.
38 citations,
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.
21 citations,
December 2012 in “Maturitas” Testosterone implants in women require pharmacological dosing to be effective and are generally safe and well-tolerated.
18 citations,
March 2020 in “Frontiers in Neuroendocrinology” The enzymes 5α-reductase and 3α/β-hydroxysteroid oxidoreductase help create brain-active substances from progesterone and testosterone, which could be used for treatment, but more research is needed to ensure their safety and effectiveness.
14 citations,
November 1982 in “British Journal of Dermatology” Testosterone conversion to 5α-DHT may not be essential for its effects on the skin.
13 citations,
April 1994 in “Journal of Investigative Dermatology” Androgen receptors found in monkey scalps, similar to humans, affect hair growth.
12 citations,
March 2017 in “Journal of obstetrics and gynaecology Canada” Testosterone therapy can modestly improve sexual function in menopausal women but should be used cautiously and is not recommended for routine measurement in sexual dysfunction or hirsutism.
4 citations,
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.
3 citations,
November 2015 in “Journal of Investigative Dermatology” Testosterone can both promote hair growth and cause baldness by affecting hair growth signals.
December 2014 in “Bali Medical Journal” Females have higher estrogen receptor levels in hair than males, and these levels decrease in white hair compared to black hair.
Human scalp hair follicles have PGE2 and its receptors, which might affect hair growth.
June 2022 in “International journal of drug delivery technology” Convolvulus arvensis ethanolic extract can potentially promote hair growth and reduce hair loss.