103 citations
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February 1972 in “Proceedings of the National Academy of Sciences” A unique enzyme in guinea pig hair follicles helps form protein cross-links in hair.
9 citations
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March 1968 in “The BMJ” A woman's severe skin reaction was caused by an allergy to a skin treatment.
December 2023 in “Journal of the Endocrine Society” Blocking glucocorticoid receptors improves glucose metabolism in a PCOS mouse model.
7 citations
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September 2019 in “Journal of Investigative Dermatology” 10 citations
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May 1974 in “American journal of diseases of children” The girl had a rare disorder causing mental and physical symptoms, with weak hair and unclear neurological issues.
April 2014 in “The FASEB Journal” Geranium Sibiricum L extract may promote hair growth by increasing growth factors and decreasing inhibitory factors under stress.
5 citations
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March 2021 in “F1000Research” A specific gene variation increases the risk of high uric acid and cholesterol in young Mexican males.
2 citations
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February 2012 in “PubMed” Gp₄G promotes hair growth and improves skin health.
158 citations
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January 2003 in “Journal of Forensic Sciences” Hair testing can detect a single GHB exposure, useful for documenting sexual assault.
3 citations
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April 2025 in “International Journal of Molecular Sciences” TSG from Polygonum multiflorum may help with anti-aging by protecting the brain, heart, bones, and hair.
49 citations
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January 1972 in “Biochimica et Biophysica Acta (BBA) - Protein Structure”
September 2024 in “Journal of Cosmetic Dermatology” Ectoin helps prevent cortisone-induced skin problems and supports skin health.
4 citations
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May 2020 in “Medicine in Drug Discovery” The study developed a method to detect minoxidil and its sulfate form, found that minoxidil sulfate is temperature-sensitive, and identified a way to potentially increase its stability for hair loss treatment.
April 2025 in “Antioxidants” Rhus semialata gall extract and Penta-O-Galloyl-β-D-Glucose may effectively reduce hair loss.
4 citations
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July 2019 in “Experimental Dermatology” 2-deoxy D-glucose does not help with hair regrowth in alopecia areata.
1 citations
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October 2023 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” A man developed skin lesions as a side effect of a gamma secretase inhibitor used for treating a tumor.
142 citations
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February 1985 in “Fertility and sterility” Spironolactone reduced hair thickness and some testosterone levels in women with excessive hair growth.
22 citations
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January 2019 in “Climacteric” Oophorectomy lowers testosterone and estrogen levels in both premenopausal and postmenopausal women, with postmenopausal women still producing significant testosterone.
20 citations
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April 2009 in “Fertility and Sterility” 1 citations
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October 2025 in “EBioMedicine” Women have a higher DHT/testosterone ratio than men, possibly due to gut bacteria activity.
March 2026 in “Journal of the American Academy of Dermatology” Lower doses of oral minoxidil can promote hair growth without major heart risks.
September 2004 in “Fertility and Sterility” Norplant implants lower some androgen levels but don't significantly change sexual function.
1 citations
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April 2017 in “Journal of Investigative Dermatology” Topical glucocorticoids thin the skin and change collagen structure.
28 citations
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November 2009 in “European Journal of Neuroscience” Progesterone and allopregnanolone increase glycine release in rat brain cells.
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January 1988 in “Japanese Journal of Medicine” Hair glycation levels can indicate long-term blood sugar control.
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December 2004 in “Bioorganic & Medicinal Chemistry Letters” Scientists found new, better-working inhibitors for a hormone-related enzyme.
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April 2021 in “International Journal of Cosmetic Science” The sunscreen with two antioxidants offers quick and lasting skin protection from sun damage.
Polyglutamic acid is a valuable, sustainable ingredient for skincare and haircare products.
January 2010 in “Actas Dermo-Sifiliográficas” A woman developed thick gums from everolimus treatment after a kidney transplant.
March 2026 in “ACS Applied Materials & Interfaces” MCP@G improves diabetic wound healing by reducing stress and promoting tissue repair.