4 citations
,
April 2020 in “Journal of Cosmetic Dermatology” Low vitamin D levels are linked to different types of hair loss.
1 citations
,
February 2018 in “InTech eBooks” PCOS in lean women is a serious health condition with implications beyond fertility, affecting metabolism and increasing cardiovascular disease risk.
1 citations
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January 2016 in “Medicinski glasnik Specijalne bolnice za bolesti štitaste žlezde i bolesti metabolizma” Most 46XX CAH patients have female identity, but a few identify as male and may need treatment and surgery.
March 2025 in “Clinical Cosmetic and Investigational Dermatology” The Tru9I variant in the VDR gene may influence alopecia areata risk and vitamin D levels.
October 2024 in “Frontiers in Nutrition” Vitamin D deficiency is common in people with certain types of hair loss, like alopecia areata and female pattern hair loss.
Premature graying of hair is linked to vitamin D and B12 deficiencies, thyroid issues, iron imbalance, stress, and lifestyle habits, and affects quality of life.
January 2019 in “Egyptian Journal of Dermatology and Venereology /Egyptian Journal of Dermatology and Venerology” Low vitamin D levels might indicate more severe hair loss in alopecia areata patients.
1308 citations
,
March 1998 in “Journal of bone and mineral research” The vitamin D receptor is crucial for bone health and affects various body systems, with mutations potentially leading to disease.
218 citations
,
December 2011 in “Advances in Urology” The document concludes that the 5 alpha-reductase enzymes are important in steroid metabolism and related to various human diseases, with inhibitors used to treat conditions like male pattern baldness and prostate issues.
98 citations
,
July 1983 in “Journal of Steroid Biochemistry” Individuals with this condition often develop male traits and identities at puberty despite being raised as females.
46 citations
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December 1992 in “The Journal of Steroid Biochemistry and Molecular Biology” Affected males are born with ambiguous genitalia, raised as females, but develop male traits at puberty due to enzyme deficiency.
29 citations
,
August 2017 in “Skin appendage disorders” IGF-1 may affect hair growth and loss, but more research is needed to confirm effective and safe treatments.
5 citations
,
February 2010 in “Expert Review of Dermatology” Treating both the mind and skin together, especially by managing stress, can greatly improve outcomes for skin disorders linked to psychological issues.
1 citations
,
May 2013 in “Hair transplant forum international” Non-classical 21 hydroxylase deficiency is an underdiagnosed cause of female hair loss and polycystic ovarian syndrome.
October 2025 in “Medicine” A potential link exists between unexplained hormone deficiency, hair loss, and testicular tumors, suggesting thorough screening is needed.
June 2023 in “Journal of personalized medicine” Androgen treatment with dihydrotestosterone may help maintain height in patients with 5-α-reductase type 2 deficiency, especially before puberty.
December 2022 in “Cureus” Hormones significantly influence hair growth, with conditions like hirsutism and patterned hair loss linked to hormone levels; more research is needed for full understanding.
86 citations
,
March 1993 in “Toxicology and Applied Pharmacology” Finasteride affects male rat genitalia development, causing abnormalities during specific pregnancy days.
25 citations
,
November 2005 in “PubMed” Finasteride changes androgen receptor location in rat epididymis without altering tissue structure.
1 citations
,
April 2022 in “AACE clinical case reports” A 36-year-old person with a female appearance but male chromosomes was diagnosed with a rare enzyme deficiency affecting sexual development.
August 2025 in “American Journal of Case Reports” Accurate diagnosis and early specialist referral are crucial for managing 46,XY Disorders of Sex Development.
September 2022 in “Annals of medicine and surgery” Three siblings with a rare genetic condition had abnormal sexual development and chose different gender identities, needing surgery and therapy.
175 citations
,
January 2020 in “European Journal of Endocrinology” Test thyroid function in all obese patients and prioritize weight loss for hormonal balance.
November 2024 in “Frontiers in Endocrinology” Hair analysis can help diagnose adrenal disorders non-invasively.
502 citations
,
February 2008 in “The Journal of Clinical Endocrinology & Metabolism” Treat significant hirsutism with medication and hair removal; use birth control pills first, adding antiandrogens if needed.
146 citations
,
January 2004 in “Hormones” Human skin acts like a hormone-producing organ, making and managing various hormones important for skin and hair health.
5 citations
,
July 2017 in “International journal of endocrinology and metabolism/International journal of endocrinology and metabolism.” Two siblings with a genetic mutation had a form of rickets that doesn't respond to vitamin D.
42 citations
,
October 2004 in “Experimental and Clinical Endocrinology & Diabetes” The main cause of excessive hair growth in Turkish women is Polycystic ovary syndrome, but in about one fifth of cases, the reason for high male hormone levels is unknown.
June 2025 in “British Journal of Dermatology” Premature canities is linked to low vitamin D and B12, family history, and higher MHR.
December 2020 in “Journal of Drugs in Dermatology” The document concludes that more research is needed to confirm if blood tests for things like iron and vitamin D are helpful for hair loss from Telogen effluvium.