January 2015 in “OhioLink ETD Center (Ohio Library and Information Network)” Balanced vitamin A is essential for healthy hair, as too much or too little can cause hair loss.
48 citations
,
April 2018 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” People with alopecia areata often have lower vitamin D levels and are more likely to be deficient in it.
16 citations
,
February 2008 in “PubMed” Vitamin B12 deficiency can cause skin darkening and white hair, but it's reversible.
18 citations
,
October 2014 in “Experimental Biology and Medicine” Eating vitamin A affects hair growth and health by changing cell signals in mice.
2 citations
,
July 2013 in “Journal of Life Sciences” A 2-year-old girl with a rare vitamin D disorder had rickets and hair loss, but treatment was ineffective due to poor compliance.
21 citations
,
June 1991 in “Journal of Inherited Metabolic Disease” Selenium deficiency caused symptoms in a child, which improved with selenium supplements.
32 citations
,
December 2017 in “Journal of the American Academy of Dermatology” Alopecia areata patients often have low vitamin D levels.
3 citations
,
December 2010 in “Annals of tropical paediatrics” A boy's hair loss and bone issues improved with specific vitamin D treatment and calcium.
January 2024 in “Journal of advanced research in Medical and Health science” People with severe and long-lasting alopecia areata often have low vitamin D levels, and treatments with vitamin D-like substances might help.
4 citations
,
March 2020 in “JAAD Case Reports” Vitamin B12 deficiency can cause darkening of all nails.
77 citations
,
August 1986 in “Archives of Dermatology” Vitamin B12 deficiency can cause skin and hair color changes, which are reversible with treatment.
7 citations
,
March 2002 in “AIDS” Indinavir, especially with vitamin A, may cause bone changes, but switching to nelfinavir can reduce these effects.
May 1961 in “Tumori Journal” Vitamin A treatment reduced abnormal cell growth and improved skin conditions in rats with tumors.
October 2024 in “Journal of the Endocrine Society” A rare genetic mutation causes resistance to vitamin D, leading to severe rickets and requiring high doses of calcium and vitamin D for treatment.
October 2024 in “Journal of the Endocrine Society” A rare genetic mutation causes resistance to vitamin D, leading to severe rickets and requires high doses of calcium and vitamin D for management.
13 citations
,
December 2016 in “Egyptian Journal of Basic and Applied Sciences” Alopecia areata patients have lower vitamin D levels than healthy individuals.
April 2026 in “Annals of Medicine” Low vitamin D levels are linked to Alopecia Areata.
1 citations
,
August 2018 in “Journal of the American Academy of Dermatology” Children with autoimmune hair loss have similar vitamin D levels to healthy kids, suggesting no extra screening is needed.
37 citations
,
June 2018 in “Clinical and Experimental Medicine” People with alopecia areata often have lower vitamin D levels and more inflammation, suggesting vitamin D might be involved in the condition.
73 citations
,
October 2001 in “Epilepsia” Children taking higher doses of valproic acid had lower biotinidase activity, which may lead to biotin deficiency, but biotin supplements could help.
18 citations
,
November 2009 in “Calcified tissue international” A genetic mutation caused severe rickets and alopecia in an Indian patient, but high-dose calcium and phosphate treatment improved their condition.
January 1939 in “Münchener medizinische Wochenschrift”
12 citations
,
January 2016 in “Journal of Clinical and Investigative Dermatology” Low vitamin D levels are common in people with Alopecia Areata.
October 2025 in “International Journal For Multidisciplinary Research” Ayurvedic treatment improved Vitamin B12 levels and symptoms.
23 citations
,
September 2016 in “Archives of Dermatological Research” Vitamin D levels do not affect the risk of developing alopecia areata.
15 citations
,
March 1996 in “PubMed” Anorexia nervosa may cause a hair defect called pili torti due to malnutrition and high vitamin A levels.
1 citations
,
June 2021 in “International Journal of Dermatology” People with alopecia areata had lower vitamin D levels, but these levels didn't relate to many aspects of the condition.
January 2023 in “Side effects of drugs annual” Some vitamins, amino acids, and alternative medicines can cause serious side effects, including bone, muscle, and skin issues, and healthcare professionals should be aware of these risks.
April 2023 in “Neurology” Valproic acid is a more effective treatment for vomiting in Alexander disease than other medications, with few side effects.
12 citations
,
July 1979 in “International Journal of Dermatology” A patient with zinc depletion improved after zinc supplementation during parenteral nutrition.