March 2024 in “Journal of Applied and Natural Science” Mentha spicata leaves lower testosterone and aggression in female rats.
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.
417 citations
,
February 2004 in “The Journal of Clinical Endocrinology and Metabolism” Testosterone therapy increases bone density in older men with low testosterone levels.
187 citations
,
December 2005 in “Experimental Dermatology” Estrogens can improve skin aging but carry risks; more research is needed on safer treatments.
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.
71 citations
,
August 2019 in “The journal of sexual medicine” Testosterone treatment effectively causes male physical development in transgender male adolescents but may lead to side effects like acne, higher BMI and blood pressure, lower good cholesterol, and decreased bone density.
58 citations
,
January 2006 in “Skin Pharmacology and Physiology” High levels of testosterone and 5α-DHT can lead to cell death in cells important for hair growth.
51 citations
,
May 2011 in “Phytotherapy Research” Ginseng, especially red ginseng, may help regrow hair and block a hair loss-related enzyme.
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.
24 citations
,
January 2021 in “Physiological Research” Testosterone affects brain functions and contributes to sex differences, influencing conditions like autism.
20 citations
,
June 2015 in “Hormone Molecular Biology and Clinical Investigation” Finasteride worsens erectile dysfunction and lowers testosterone in men with enlarged prostates, unlike tamsulosin.
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.
13 citations
,
December 2012 in “Frontiers in bioscience” Vitamin D and estrogen may help protect heart and kidney health, and maintaining sufficient vitamin D levels could be especially beneficial for African Americans, postmenopausal women, and people with chronic kidney disease.
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.
6 citations
,
January 2010 in “Neoplasma” Certain gene patterns in breast cancer are linked to how active hormone receptors are and could affect patient survival.
4 citations
,
May 2019 in “Biology open” Testosterone reduces heart damage and inflammation after injury.
4 citations
,
January 2013 in “PubMed” Testosterone and finasteride raise insulin and zinc, lower chromium in male rats.
1 citations
,
June 2024 in “Revista Colombiana de Endocrinología Diabetes & Metabolismo” The risks of testosterone implants in women outweigh the benefits.
March 2026 in “Seven Editora eBooks” Testosterone creams and gels can be effective but have serious risks and should be used only with medical supervision.
January 2026 in “Frontiers in Cellular Neuroscience” Neurosteroids like neuro-estrogen and neuro-androgen are crucial for brain function and can improve cognition and protect against aging-related decline.
September 2023 in “Biology of reproduction” New testosterone analogs show promise for male contraception with better activity and potentially fewer side effects.
47 citations
,
January 2001 in “Journal of Investigative Dermatology” High testosterone to epitestosterone ratio in hair could predict male-pattern baldness.
21 citations
,
January 2021 in “Therapeutic Advances in Endocrinology and Metabolism” Testosterone may have a dual role in COVID-19, potentially worsening outcomes in men, and testosterone therapy could help some patients, but more research is needed.
10 citations
,
August 2014 in “Skin research and technology” Sleep, testosterone levels, and a specific enzyme activity affect skin oil production in women.
August 2023 in “Malaysian Journal of Medicine and Health Sciences/Malaysian journal of medicine and health sciences” Pueraria mirifica extract may help treat benign prostatic hyperplasia.
120 citations
,
October 2007 in “Clinical Interventions in Aging” Estrogens help reduce skin aging, and SERMs might offer similar benefits without the risks of hormone therapy.
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.
24 citations
,
October 2008 in “International Braz J Urol” Lovastatin doesn't improve lower urinary tract symptoms treatment.
18 citations
,
May 2014 in “Menopause” A 5 mg dose of transdermal testosterone cream effectively restores testosterone levels in postmenopausal women.
6 citations
,
May 2022 in “Research and reports in urology” Caesalpinia bonduc seed extracts may help treat enlarged prostate in rats.