77 citations
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August 1986 in “Archives of Dermatology” Vitamin B12 deficiency can cause skin and hair color changes, which are reversible with treatment.
7 citations
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May 2012 in “Journal of veterinary diagnostic investigation” Some young Angus cattle had skin problems due to not enough vitamin A, which got better after they were given more vitamin A.
62 citations
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January 2013 in “Skin Pharmacology and Physiology” Low iron and vitamin D levels are linked to hair loss in women.
3 citations
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August 2004 in “Veterinary Dermatology” Supplementing vitamins and minerals prevented hair loss in Icelandic horses.
1 citations
,
February 2025 in “Frontiers in Endocrinology” Diet and sunlight are important for maintaining good vitamin D levels.
May 2026 in “Archives of Dermatological Research” Vitamin E and gamma-oryzanol protect hair from UV damage.
1 citations
,
September 2001 in “PubMed” Acitretin treats severe skin conditions but requires careful monitoring due to serious side effects.
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.
August 2021 in “Journal of medical science and clinical research” An infant with seizures and hair loss was diagnosed with biotinidase deficiency and treated successfully with biotin.
4 citations
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January 2017 in “Journal of pediatric endocrinology & metabolism/Journal of pediatric endocrinology and metabolism” Two different mutations in the vitamin D receptor gene cause different symptoms and responses to treatment in Lebanese patients with hereditary rickets.
Hair aging is a big issue, and nutrients are key to keeping hair healthy.
December 2020 in “Pathology” A man's skin condition and poor diet led to a scurvy diagnosis.
May 2004 in “Biochimica et Biophysica Acta (BBA) - Molecular Basis of Disease” Vitamin E affects liver metabolism, enhancing stress resistance, reducing blood clotting, and altering hormone processing.
1 citations
,
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.
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.
May 2021 in “Indian journal of forensic medicine and toxicology” Low levels of iron and vitamin D might be linked to chronic hair loss in women.
52 citations
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May 1982 in “The American journal of the medical sciences” Vitamin A toxicity likely caused the patient's high calcium levels.
54 citations
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September 2012 in “The journal of investigative dermatology/Journal of investigative dermatology” Vitamin A affects hair loss and immune response in alopecia areata.
November 2020 in “Acta Scientific Women's Health” Low vitamin D levels can significantly contribute to hair loss, especially in women aged 35-45. Correcting these levels early may help prevent and treat this condition.
170 citations
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May 1979 in “The journal of pediatrics/The Journal of pediatrics” Two sisters with rickets and hair loss had a genetic issue with vitamin D processing, and only improved when given phosphorus supplements.
October 2023 in “International Journal of Cosmetic Science” WS Biotin, a new form of D-Biotin, improves water solubility and shows potential for hair and skin care without being toxic at low levels.
1 citations
,
May 2019 in “Bioactive compounds in health and disease” Certain vitamins, minerals, and foods like black raspberry extract and egg yolks can help reduce hair loss and promote hair growth.
A diet of collagen and vinegar improved hair growth and scalp health in women aged 40-60 more effectively than collagen alone.
July 2025 in “Cosmoderma” The plant-based supplement improved hair, skin, and nail health and boosted well-being without side effects.
March 1996 in “Hair transplant forum international” Kevis P.F. may help with hair care when used with other products.
83 citations
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April 1992 in “Clinical Endocrinology” Having enough iron improves the effectiveness of a specific hair loss treatment in women.
12 citations
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December 1981 in “Journal of Endocrinology” α-MSH increases melanin production in moulting hair follicles, while AVT inhibits it.
1 citations
,
November 2011 in “Turkish Journal of Dermatology” Biotin treatment improved hair and skin issues in a child with biotinidase deficiency.
The conclusion is that hair supplement ingredients may be unsafe and should be disclosed and proven safe before use.
32 citations
,
December 2017 in “International Journal of Molecular Sciences” Low vitamin D might be linked to certain types of hair loss, and supplements could help, but more research is needed.