August 1993 in “Journal of Dermatological Science” Testosterone metabolism in balding scalp cells may not be the main cause of hair loss.
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October 2019 in “Advanced Pharmaceutical Bulletin” Microemulsions can improve skin delivery of finasteride.
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April 2021 in “Chemical & Pharmaceutical Bulletin” Extracts from the Calanthe discolor plant promote hair follicle growth and increase growth factor levels.
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January 2017 in “MethodsX” Methanol is better than isopropanol for washing grizzly bear hair to measure cortisol.
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December 1987 in “Archives of Dermatology” Two enzyme defects in biotin metabolism cause severe skin, hair, and metabolic issues.
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November 2024 in “JCEM Case Reports” Inhaled substances in e-cigarettes can cause hormone imbalances similar to congenital adrenal hyperplasia.
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May 1983 in “Geburtshilfe und Frauenheilkunde” Intramuscular cyproterone acetate effectively treats hirsutism and improves skin conditions in women with hyperandrogenism.
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October 2012 in “Seminars in reproductive medicine” Genetic defects in androgen production are linked to male developmental disorders and are improving treatment understanding.
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January 2009 in “PubMed” Finasteride treatment can decrease certain steroids and increase others, possibly leading to depression symptoms in some cases.
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May 2001 in “Pharmacology & Toxicology” Cyproterone acetate may cause liver cancer at high doses, but is considered safe at recommended doses for approved uses.
St John’s Wort can change how finasteride works in the body.
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February 2014 in “Toxicology Letters” Coumarin derivatives cause skin irritation, but coumarin itself does not.
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August 2024 in “PLoS ONE” Both injectable contraceptives lower testosterone and SHBG levels, with NET-EN having a greater effect than DMPA-IM.
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October 2025 in “Iranian journal of pharmaceutical research” Geranyl acetate can protect skin cells from damage and inflammation caused by para-phenylenediamine.
November 2025 in “Communications Biology” Human hair contains many different molecules that change along its length, influenced by personal care products.
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April 2021 in “Scientific Reports” Phytochrome A is crucial for normal metabolism and development in tomato seedlings under far-red light.
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April 2002 in “The FASEB journal” Human skin can make serotonin and melatonin.
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February 2010 in “European Journal of Medicinal Chemistry”
January 2024 in “Biochemistry Research International” Compounds from Ziziphus spina-christi roots show strong antibacterial and antioxidant potential.
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April 2015 in “The FASEB journal” UVB exposure increases skin proteins for retinoic acid synthesis and shifts their location, possibly affecting skin repair.
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May 2025 in “Journal of Cosmetic Dermatology” Blood metabolites significantly influence alopecia areata risk.
March 2026 in “Tropical Journal of Natural Product Research” Albizia saponaria bark extract may help treat hair loss.
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January 1979 in “International Journal of Dermatology” Cyproterone acetate effectively treats hirsutism and related conditions.
Retinoids can cause skin issues and hair loss due to their effects on cell membranes.
May 2021 in “Journal of the Endocrine Society” A woman's hair loss and other symptoms were due to a rare hormone deficiency treatable with steroids.
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December 2013 in “PLoS ONE” EETs can delay seizures by affecting GABA activity, offering potential new treatments for seizures.
March 2020 in “Zenodo (CERN European Organization for Nuclear Research)” Finasteride treatment changes certain urine metabolites in male pattern baldness patients.
December 1990 in “PubMed” Topical 17 alpha-propylmesterolone increases hair cell growth in androgenetic alopecia.
February 2024 in “Cosmetics” The conclusion is that new plant-based treatments for hair loss may work by targeting certain enzymes.
December 2022 in “Journal of The European Academy of Dermatology and Venereology”