Vitamin D3 helps treat mild to moderate alopecia areata, especially when combined with other treatments.
1 citations
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September 2024 in “Journal of Clinical & Translational Endocrinology” PCOS women have more severe metabolic issues and higher androgen levels than hyperandrogenic women without PCOS.
4 citations
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June 2017 in “Endocrine Reviews” Dihydrotestosterone (DHT) mainly affects nearby cells, doesn't significantly change prostate hormonal environment or cancer risk, and doesn't play a main role in causing hair loss or acne. More research is needed on its effects on heart health, sexual function, and bone health.
14 citations
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July 2016 in “Journal of Endocrinology” The equine epididymis mainly uses type 1 5α-reductase, and both finasteride and dutasteride can inhibit its activity.
13 citations
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January 2005 in “Chemical and Pharmaceutical Bulletin” Smaller substituents at C-17 enhance the inhibitory activity of progesterone derivatives on 5alpha-reductase.
9 citations
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October 1991 in “Archives of Dermatological Research” Testosterone, DHT, and estradiol significantly affect hair cell growth.
51 citations
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November 2011 in “British Journal of Dermatology” A gene called HDAC9 might be a new factor in male-pattern baldness.
April 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” DHT may reduce inflammation caused by certain bacteria in skin cells.
26 citations
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October 2016 in “Biomolecules & Therapeutics” 3-Deoxysappanchalcone helps human hair cells grow and stimulates hair growth in mice by affecting certain cell signaling pathways.
35 citations
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January 2014 in “Postepy Dermatologii I Alergologii” DHT's role in hair loss is important, but measuring its level for diagnosis is questionable.
5 citations
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June 2024 in “Experimental Dermatology” High beta-hydroxybutyrate levels may worsen hair loss in alopecia areata.
1 citations
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January 1998 in “International journal of cancer” Rubbing vitamin D3 on skin can help prevent hair loss from chemotherapy and slow breast tumor growth in mice.
31 citations
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January 2018 in “Pediatric annals” Early adrenal gland maturation in young children can be normal, but other serious conditions should be ruled out first.
6 citations
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June 2018 in “Journal of pediatric endocrinology & metabolism/Journal of pediatric endocrinology and metabolism” Patients with the same genetic mutation for vitamin D-resistant rickets showed different symptoms but all improved with treatment except for hair loss.
May 2026 in “International Journal of Dermatology” Higher levels of 3α-diol G are linked to more severe female pattern hair loss.
8 citations
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May 2020 in “Arthritis research & therapy” DHT inhibition may increase spinal bone growth in ankylosing spondylitis.
3 citations
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February 2019 in “Journal of Cosmetic Dermatology” The effects of estrogen on human scalp hair growth are unclear and need more research.
25 citations
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January 1978 in “JAMA” Topical corticosteroids can cause serious side effects like Cushing's syndrome and hirsutism.
April 2016 in “Journal of Investigative Dermatology” Lithocholic acid helps hair growth and regeneration in alopecia by activating vitamin D receptors.
9 citations
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December 1958 in “Journal of Investigative Dermatology”
November 2022 in “Scientific Reports” Certain ESR1 gene variations may affect hormone levels and fat distribution in women with high male hormone levels.
78 citations
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October 2003 in “Cochrane library” Cyproterone acetate with estradiol may subjectively improve excessive hair growth in women, but it's not clinically better than other treatments.
January 2026 in “Clinical Chemistry and Laboratory Medicine (CCLM)” The procedure accurately measures 5-alpha-dihydrotestosterone in blood, useful for standard tests.
February 1999 in “Analytical Sciences” A new antiandrogen compound was made and its detailed three-dimensional shape was described.
September 2021 in “Research Square (Research Square)” Certain hormone levels can help diagnose P450 oxidoreductase deficiency.
69 citations
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December 2005 in “Nature Clinical Practice Endocrinology & Metabolism” Blocking the enzyme 11β-HSD1 might help treat obesity and metabolic issues.
February 2010 in “Journal of The American Academy of Dermatology” A woman with Degos disease managed her condition for nine years with medications and had two healthy pregnancies, while a separate finding suggests a possible link between female pattern hair loss and high blood pressure.
January 2011 in “Journal of Society of Cosmetic Chemists of Japan” 18-MEA and SPDA can restore damaged hair's smoothness and reduce frizz.
June 2020 in “The journal of investigative dermatology/Journal of investigative dermatology” Different diets change the fat composition in mouse skin, often reducing beneficial omega-3 fatty acids.
56 citations
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November 2007 in “Molecular and cellular endocrinology” Two enzymes regulate androgen receptor activity, affecting treatments for androgen insufficiency and benign prostatic hyperplasia.