18 citations
,
May 2014 in “Menopause” A 5 mg dose of transdermal testosterone cream effectively restores testosterone levels in postmenopausal women.
11 citations
,
December 2010 in “The Journal of Urology” Taking oral testosterone with or without dutasteride increases testosterone levels and could be an effective treatment for low testosterone.
10 citations
,
February 2008 in “International Journal of Andrology” A combination of nanomilled oral testosterone and dutasteride normalized testosterone levels in men with low testosterone and is safe for short-term use.
6 citations
,
September 2012 in “Clinical Interventions in Aging” Honokiol might help reduce male skin aging by maintaining testosterone levels.
March 2024 in “Revista Ciências da Saúde CEUMA” Testosterone increases sexual behavior in female capuchin monkeys.
March 2004 in “Current Sexual Health Reports” Testosterone's role in women's sex drive is unclear and needs more research, as low levels don't always mean less sexual interest and high levels can cause side effects.
506 citations
,
March 2005 in “The Journal of Clinical Endocrinology and Metabolism” Testosterone therapy improves physical function, strength, and body composition in older men with low testosterone levels.
417 citations
,
February 2004 in “The Journal of Clinical Endocrinology and Metabolism” Testosterone therapy increases bone density in older men with low testosterone levels.
92 citations
,
November 2003 in “The Journals of Gerontology” Testosterone supplements can increase muscle mass and strength in older men with low levels, but long-term effects and risks need more research.
72 citations
,
October 1998 in “Baillière's clinical endocrinology and metabolism” Long-term testosterone therapy can cause hormone suppression, affect prostate and heart health, and alter physical characteristics, but does not increase prostate cancer risk and needs more research for full risk assessment.
37 citations
,
February 2013 in “Maturitas” Testosterone therapy is beneficial for women's health and does not cause masculinization or liver damage, and it protects the heart and breasts.
25 citations
,
March 2000 in “Journal of Endocrinological Investigation” Testosterone therapy aims to treat hormone deficiencies and various conditions safely and effectively, but requires careful patient monitoring due to potential side effects.
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.
16 citations
,
August 2007 in “Histopathology” A woman's rare adrenal tumor caused high testosterone and cortisol levels, which normalized after the tumor was removed.
10 citations
,
October 2010 in “International Journal of Andrology” Finasteride doesn't affect oral testosterone undecanoate, and high DHT levels may cause acne, prostate issues, and hair loss.
6 citations
,
November 2010 in “International Journal of Andrology” New oral testosterone formulations show potential for safer, effective hormone replacement in men with low testosterone.
1 citations
,
January 2018 in “AUSTRALIAN JOURNAL OF BASIC AND APPLIED SCIENCES” Zapoteca portoricensis extract may help protect against prostate issues and support liver and kidney health in rats.
February 2026 in “Cureus” Ciclosporin can cause excessive hair growth even with testosterone blockers.
April 2019 in “Journal of Investigative Dermatology” Testosterone affects androgen receptors and lipid storage in cells, while DHEA does not convert to testosterone or affect these receptors in the same way.
March 2026 in “Trends in Sciences” A mouse model was created to study hair loss similar to humans.
May 2023 in “International journal of pharmaceutical sciences and medicine” Sunflower oil was found to promote hair growth in mice with hormone-induced hair loss.
December 2016 in “The Journal of Sexual Medicine” Short-acting testosterone injections in a clinic are a preferred treatment for low testosterone because they work well, are convenient, and patients stick with the treatment.
September 2012 in “African Journal of Urology” Testosterone replacement therapy improves libido, mood, muscle strength, and bone density in men with Testosterone Deficiency Syndrome.
July 2021 in “British Journal of Dermatology” Low testosterone levels may contribute to female pattern hair loss in men.
45 citations
,
January 2012 in “The Journal of Steroid Biochemistry and Molecular Biology” Too much AKR1C3 enzyme causes resistance to finasteride by increasing testosterone.
31 citations
,
January 2017 in “Advances in Experimental Medicine and Biology” Low testosterone and 5α-reductase inhibitors can harm men's metabolic and sexual health; testosterone therapy may help, but discussing 5α-RIs' side effects is important.
101 citations
,
March 1987 in “Journal of The American Academy of Dermatology” Minoxidil solution helps hair regrowth in alopecia areata, with 5% being more effective.
28 citations
,
March 1942 in “Journal of Endocrinology” Male rats grow hair faster than females, and certain hormones can slow or slightly increase hair growth, but not significantly beyond natural rates.
14 citations
,
September 2017 in “General and comparative endocrinology” Barn owls with smaller black spots have higher testosterone levels, which might be due to genetic effects on hormone regulation rather than hormone effects on coloration.
3 citations
,
January 2018 in “Frontiers in bioscience” Daily subcutaneous testosterone effectively restores testosterone levels in men.