6 citations
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October 1980 in “Archives of Dermatology” Vitamin deficiencies, especially biotin and vitamin D, can cause hair loss.
June 1937 in “Science news-letter/Science news letter” Vitamin B can prevent hair from turning gray in rats.
151 citations
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June 2010 in “Endocrinology and metabolism clinics of North America” Two rare genetic diseases cause severe rickets in children due to defects in vitamin D metabolism.
February 1945 in “New England Journal of Medicine”
January 2024 in “Biomedical journal of scientific & technical research” Vitamins A, B7, C, D, and E are essential for healthy hair growth and preventing damage.
53 citations
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March 2003 in “Journal of Investigative Dermatology” Human skin cells have a high-affinity system for biotin transport, crucial for skin health.
89 citations
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January 2020 in “PubMed” Early detection and biotin treatment improve outcomes for biotinidase deficiency.
3 citations
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October 1976 in “BMJ” Sodium valproate can cause low platelets and hair loss.
3 citations
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January 1995 in “PubMed” Selenium therapy improved health in cystic fibrosis patients with fewer side effects at a lower dose.
January 1959 in “Acta medica Scandinavica” A balanced diet with essential vitamins, especially B-complex, prevents hair loss.
126 citations
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November 1987 in “The Journal of Pediatrics” Selenium deficiency can cause skin and hair color loss, muscle weakness, and blood cell changes, but these improve with selenium supplements.
50 citations
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September 2009 in “Molecular Genetics and Metabolism” A new gene mutation causes vitamin D resistance and rickets, treatable with calcium therapy.
Long-term use of seizure medications can disrupt calcium metabolism, but this can be treated with vitamin D or UV light and does not affect seizure control.
13 citations
,
December 2016 in “Egyptian Journal of Basic and Applied Sciences” Alopecia areata patients have lower vitamin D levels than healthy individuals.
9 citations
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February 1981 in “Australian journal of biological sciences” Lambs fed a liquid diet showed abnormal wool and skin, which improved with more B-vitamins, suggesting a link to B-vitamin deficiency.
8 citations
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December 2019 in “Molecular genetics and metabolism reports” Some children in Malaysia with symptoms have either profound or partial biotinidase deficiency, and early testing and treatment are important.
January 2024 in “Clinical, cosmetic and investigational dermatology” A child with a rare vitamin D-resistant condition improved with treatment.
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.
50 citations
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May 1985 in “The journal of pediatrics/The Journal of pediatrics” Biotin deficiency in patients on total parenteral nutrition can cause serious symptoms but can be treated with biotin supplements.
1 citations
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November 2024 in “AME Medical Journal” Vitamin C deficiency can persist in high-risk patients despite supplementation.
1 citations
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January 2020 in “Journal of Crohn's and colitis” Many people with inflammatory bowel disease have a vitamin C deficiency, which can lead to scurvy symptoms.
September 2024 in “African Journal of Biomedical Research” Alopecia areata patients have lower vitamin D and slightly lower copper levels, so these should be checked.
88 citations
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October 1983 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” Patients with this syndrome can have different responses and worsening resistance to treatment over time.
February 2023 in “American Journal of Biomedical and Life Sciences” Hair analysis can effectively assess nutritional status.
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.
1 citations
,
July 2021 in “Small ruminant research” Vitamin E, alone or with yeast, helped reduce arsenic poisoning effects in young goats.
7 citations
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March 2018 in “Psychiatry and Clinical Psychopharmacology” Valproate can cause brain swelling with high ammonia levels, possibly underreported, especially in psychiatric patients.
6 citations
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March 1991 in “Journal of Radioanalytical and Nuclear Chemistry” Manganese levels in hair may be linked to multiple sclerosis.
September 2025 in “Indian Journal of Psychiatry” Valproic acid treatment may cause hair loss due to reduced biotinidase activity.
November 2022 in “Journal of the Endocrine Society” Taking biotin can lead to incorrect low results in free testosterone tests.