September 2020 in “International Journal of Research in Medical Sciences” People with alopecia areata had lower vitamin D levels, but these levels did not relate to how severe their condition was.
September 2018 in “International Journal of Dermatology” People with alopecia areata often have lower levels of zinc and vitamin D.
March 2014 in “Journal of The American Academy of Dermatology” Vitamin D deficiency is common in temporary hair loss, and stress is often a suspected cause.
February 2023 in “Clinical, Cosmetic and Investigational Dermatology” Higher leptin and lower vitamin D levels may contribute to male pattern baldness.
July 2021 in “PARIPEX INDIAN JOURNAL OF RESEARCH” Men with early baldness often have low vitamin D levels.
January 2019 in “Menoufia Medical Journal” Lower vitamin D levels may contribute to female hair loss.
January 2023 in “Voennaâ medicina” Hair loss in women can improve with iron and vitamin supplements if caused by iron deficiency.
18 citations
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January 2004 in “Dermatologic Clinics” Skin problems in older people can indicate hormonal diseases, nutritional deficiencies, or conditions like diabetes, menopause, and HIV.
5 citations
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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.
3 citations
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March 2019 in “Fayoum University Medical Journal/Fayoum University Medical Journal ” Rubbing calcipotriol on the skin works better than taking vitamin D pills for treating mild to moderate alopecia areata.
1 citations
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April 2021 in “International Journal of Research in Dermatology” Low iron and vitamin B12 levels are common in women with chronic hair loss, while low vitamin D is less common.
November 2025 in “Khalij-Libya Journal of Dental and Medical Research” Hair loss is linked to low levels of zinc, vitamin D, and ferritin.
July 2025 in “Humanitarian and Natural Sciences Journal” Low vitamin D and ferritin levels may contribute to hair loss in women.
June 2025 in “International Journal of Science and Research (IJSR)” Low iron and vitamin D are common in young females with hair loss.
January 2024 in “Clinical, cosmetic and investigational dermatology” A child with a rare vitamin D-resistant condition improved with treatment.
January 2023 in “PARIPEX INDIAN JOURNAL OF RESEARCH” Vitamin D Dependent Rickets Type-2A can cause complete hair loss and bone growth issues in infants.
11 citations
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January 2011 in “Turkish Journal of Medical Sciences” Low iron levels are a significant risk factor for hair loss, while high vitamin D levels might be a response to hair loss, not a cause.
119 citations
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October 1998 in “Endocrinology” Diet can prevent bone issues but not hair loss in mice lacking vitamin D receptors.
15 citations
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October 2016 in “PubMed” People with Telogen Effluvium often lack vitamin D, ferritin, and zinc.
January 2025 in “International Journal of Molecular Sciences” Non-liganded Vitamin D Receptor is crucial for healthy skin and hair.
October 2017 in “The American journal of gastroenterology” Three patients suffered severe health issues due to not getting enough vitamins and minerals after weight-loss surgery.
26 citations
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May 1984 in “Journal of Parenteral and Enteral Nutrition” Biotin supplements restored hair and resolved symptoms in a woman with biotin deficiency.
1 citations
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February 2023 in “Digestive diseases and sciences” Gastroparesis may cause hair loss due to micronutrient deficiencies, and multivitamins might help.
1 citations
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February 2023 in “Digestive Diseases and Sciences” Hair loss in gastroparesis patients may signal nutritional deficiencies and can improve with multivitamins.
March 2026 in “FMDB Transactions on Sustainable Health Science Letters” A deep learning method can detect nutritional deficiencies from hair and nail images with 89% accuracy.
72 citations
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October 1988 in “Archives of Disease in Childhood” Biotin treatment improves symptoms of biotinidase deficiency, but some neurological damage may be permanent.
12 citations
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September 2011 in “BMJ Case Reports” Quick diagnosis and biotin treatment can dramatically improve biotinidase deficiency symptoms.
November 2022 in “Journal of the Endocrine Society” Correcting vitamin D and progesterone deficiencies can significantly improve hair loss, acne, and BPH symptoms.
August 2024 in “Journal of the Association of Physicians of India” Adding vitamin B12 to food like salt can effectively improve vitamin levels in rural areas.
5 citations
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June 2017 in “in Vivo” Vitamin C deficiency changes gene expression, affecting skin and hair health.