44 citations,
March 2004 in “Journal of Investigative Dermatology” The effects of estrogen on human hair growth are unclear and need more research.
138 citations,
May 2000 in “Maturitas” Estrogen replacement can improve skin health in menopausal women but doesn't reverse sun damage or prevent hair loss.
137 citations,
June 2005 in “Climacteric” Estrogen loss during menopause worsens skin health, but hormone replacement therapy may improve it, though more research is needed.
122 citations,
July 2005 in “The FASEB journal” Hair follicles produce and respond to melatonin, affecting hair growth and sensitivity to estrogen.
77 citations,
July 2013 in “Best Practice & Research in Clinical Obstetrics & Gynaecology” Menopause reduces skin collagen and elasticity, and while estrogen therapy can help, its risks require careful consideration.
6 citations,
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.
5 citations,
September 2023 in “Nutrients” Soy protein with isoflavones reduces wrinkles and improves skin hydration in postmenopausal women.
3 citations,
August 2021 in “Nutrition research” Estrogen affects how vitamin A is processed in mouse skin, which may impact acne treatment, hair growth, and skin defense.
16 citations,
November 2018 in “The journal of pain/Journal of pain” 14,15-EET may help reduce poststroke pain by affecting certain brain proteins.
December 2023 in “Kiểm nghiệm và An toàn thực phẩm/Kiểm nghiệm và An toàn thực phẩm (online)” The method detected sex hormones in some health supplements, with one containing banned testosterone.
27 citations,
October 2011 in “British Journal of Dermatology” ESR2 gene variations may be linked to female pattern hair loss.
25 citations,
May 2021 in “Journal of exposure science & environmental epidemiology/Journal of exposure science and environmental epidemiology” Common Black hair care products may affect hormone levels and potentially impact health, especially in reproductive and metabolic areas.
9 citations,
April 2019 in “Molecules” Blackcurrant extract may help reduce hair loss by promoting stem cell activity in hair follicles.
3 citations,
July 2013 in “Bioscience, Biotechnology, and Biochemistry” Chinese black tea extract helped mice grow hair, especially when combined with capsaicin.
1 citations,
April 2021 in “Journal of The American Academy of Dermatology” The commentary suggests that certain hair and skin care products may be linked to frontal fibrosing alopecia, but not sunscreens, and calls for more thorough research on the causes.
January 2024 in “Biology of sex differences” Dihydrotestosterone makes arteries stiffer in female mice by reducing estrogen receptor expression.
July 2019 in “Acta Scientiae Veterinariae” Removing a testicular tumor in a dog reduced its aggressive behavior and skin problems.
109 citations,
October 2007 in “Journal of pineal research” Melatonin helps regulate hair growth and protects the hair follicle from stress.
93 citations,
February 2009 in “Annals of the New York Academy of Sciences” 5α‐reductase isozymes are crucial for prostate development and health, and targeting them can help prevent and treat prostate issues.
67 citations,
May 2018 in “Journal of Ginseng Research” Red ginseng may improve immunity, fatigue, memory, blood circulation, and menopausal symptoms, and is generally safe to consume.
50 citations,
May 2004 in “Journal der Deutschen Dermatologischen Gesellschaft” Estrogens generally inhibit hair growth and improve skin quality, but their exact effects on hair follicles are complex and not fully understood.
36 citations,
October 2016 in “Bone” A male with aromatase deficiency improved bone health with estradiol treatment.
34 citations,
December 2015 in “Neuroscience & Biobehavioral Reviews” Some hormone-related drugs may protect brain cells in Parkinson's disease differently in men and women.
30 citations,
December 1999 in “Journal of Investigative Dermatology Symposium Proceedings” Steroids, particularly estrogens and 5α-reductase inhibitors, affect blood vessel-related hair growth processes in hair follicle cells.
28 citations,
May 2015 in “Addiction Biology” Prenatal stress changes how male and female rats enjoy rewards differently, linked to sex hormones.
20 citations,
May 2020 in “Experimental Dermatology” Aging scalp skin contributes to hair aging and loss, and more research is needed to develop better hair loss treatments.
18 citations,
November 2007 in “Annals of Surgery” Finasteride reduces inflammation and improves immune response after trauma by altering hormone levels.
13 citations,
July 2018 in “General and comparative endocrinology” Thyroid hormones and androgens affect gene expression in frog reproductive organs differently between males and females.
11 citations,
May 2021 in “Journal of Medical Virology” Men are more likely to have severe respiratory viral infections like COVID-19 due to hormonal and genetic differences, while women generally have stronger immune responses.
11 citations,
September 2012 in “Journal of obstetrics and gynaecology Canada” Testosterone therapy seems safe for short-term use in postmenopausal women with low sexual desire, but more research on long-term effects is needed.