Certain genes may influence hair loss differently in men and women.
March 2024 in “Journal of Applied and Natural Science” Mentha spicata leaves lower testosterone and aggression in female rats.
July 2023 in “The Journal of Clinical Endocrinology and Metabolism” Gender-affirming hormone therapy improves physical performance in trans men to the level of cisgender men, while in trans women, it increases fat mass and decreases muscle mass, with no advantage in physical performance after 2 years.
Hair and nails can show hormone changes during puberty in dogs.
34 citations
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April 2014 in “Psychopharmacology” Stress and alcohol affect brain chemicals differently in rats, mice, and humans, influenced by genetic differences.
15 citations
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February 2021 in “Frontiers in immunology” Leptin, a hormone from fat cells, affects immune responses and can influence skin diseases and hair growth.
10 citations
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May 2019 in “International Journal of Environmental Research and Public Health” Finasteride may cause kidney damage.
3 citations
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July 2024 in “Frontiers in Pharmacology” Puerariae Lobatae Radix can reduce sebaceous gland size and secretion, potentially treating related skin conditions.
113 citations
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November 2017 in “Scientific Reports” Tiny particles from stem cells help activate hair growth cells and encourage hair growth in mice without being toxic.
86 citations
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August 2011 in “Toxicological sciences” TCDD speeds up skin barrier formation by increasing certain gene expressions.
58 citations
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March 2013 in “Human Reproduction Update” Products should be called 'sperm-safe' only after thorough, well-designed tests.
37 citations
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January 2009 in “Sexual Development” Fadrozole and Finasteride change frog sex ratios and cause intersex animals with altered gene expressions.
26 citations
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July 2016 in “PLOS ONE” Activating β-catenin in certain skin cells speeds up hair growth in mice.
16 citations
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October 2014 in “Cell death and disease” FoxN1 overexpression in young mice harms immune cell and skin development.
15 citations
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January 2017 in “Experimental Neurology” Finasteride reduces movement issues in Parkinson's disease rats.
14 citations
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March 2018 in “Translational Stroke Research” Finasteride helps protect brain in old male rats.
10 citations
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September 1997 in “Molecular carcinogenesis” Mirex seems to promote a unique group of skin cells different from those affected by another tumor promoter, TPA.
9 citations
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January 2023 in “Cellular and Molecular Life Sciences” Botulinum toxin A can help improve thin endometrium and embryo implantation.
8 citations
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February 2014 in “General and Comparative Endocrinology” Finasteride affects frog testes by increasing testosterone, decreasing 5α-DHT, and impacting genes related to reproduction and other functions.
8 citations
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May 2011 in “Journal of Pharmacology and Experimental Therapeutics” Dosing time affects finasteride's effectiveness and safety in rats.
7 citations
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April 2011 in “Aktuelle Dermatologie” Fenugreek seed extract and micronutrients may help with hereditary hair loss.
6 citations
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May 2022 in “Research and reports in urology” Caesalpinia bonduc seed extracts may help treat enlarged prostate in rats.
4 citations
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January 2025 in “Translational Psychiatry” Remote photobiomodulation improves brain injury outcomes and behavior in rats.
4 citations
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January 2015 in “Journal of microbial & biochemical technology” Biotin helps regulate proteins in the blood, which may explain its role in hair growth.
2 citations
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January 2018 in “Biology and medicine” High testosterone levels in 20% of the women studied may indicate PCOS, while 80% had low levels with potential health impacts.
2 citations
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September 2017 in “Archives of Medical Science” Finasteride affects offspring's antioxidant enzymes in epididymis, possibly disrupting sperm maturation.
1 citations
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January 2009 in “Trepo - Institutional Repository of Tampere University” Vitamin D may help regulate cholesterol and influence prostate cancer development.
1 citations
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March 1999 in “British journal of rheumatology” Adequate steroid treatment needed to limit bone loss in PMR patients.
January 2025 in “International Journal of Pharmacology” Both steroids, especially cyproterone acetate, harm quail's vital organs.
January 2025 in “Institutional Repositories DataBase (IRDB)” Maslinic acid from olive extracts promotes hair growth like minoxidil.