March 2014 in “CRC Press eBooks” Some nutrients and antioxidants may improve skin and hair health, but more research is needed to confirm these benefits.
9 citations
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December 2014 in “Neuropsychiatric Disease and Treatment” People with first-time vitiligo have lower levels of a certain brain protein compared to healthy individuals.
12 citations
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December 2016 in “The FASEB Journal” Lack of vitamin D receptor causes hair loss in mice by allowing certain genes to overactivate.
2 citations
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February 1945 in “Archives of Dermatology and Syphilology” Alopecia in the woman was likely caused by vitamin A deficiency, not a fungal infection.
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
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September 2021 in “Mağallaẗ Kulliyyaẗ al-ṭibb Baġdād” Low vitamin D levels may cause hair loss in women.
January 2025 in “Indian Journal of Paediatric Dermatology” Vitamin D deficiency is common in children with and without alopecia areata, and more research is needed.
1 citations
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July 2021 in “Fayoum University Medical Journal” Men with hair loss have lower vitamin D levels.
November 2025 in “Fayoum University Medical Journal/Fayoum University Medical Journal ” Intralesional vitamin D3 injections can improve vitamin D3 levels and may help treat alopecia areata.
1 citations
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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.
3 citations
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January 2021 in “Molecular genetics & genomic medicine” The study found two new mutations in a Chinese patient with severe biotinidase deficiency.
June 2025 in “Public Health of Indonesia” Low levels of zinc, calcium, vitamin D, and ferritin may be linked to hair loss in women.
May 2003 in “Journal of clinical oncology” 40 citations
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March 1991 in “Journal of Investigative Dermatology” 82 citations
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January 2011 in “New Phytologist” VILLIN4 helps root hair growth by organizing actin with calcium.
March 2026 in “International Journal of Cosmetic Science” Pal-KCV peptide strengthens hair and reduces breakage by up to 52%.
July 2023 in “Plastic and Aesthetic Nursing” Biotin and collagen may help improve hair health.
2 citations
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December 2014 Low biotin intake during pregnancy can affect biotin transport in mothers and fetuses.
September 2009 in “European journal of paediatric neurology” Biotin supplements did not significantly reduce hair loss in rats on valproic acid.
15 citations
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August 2022 in “Journal of endocrinological investigation” Vitamin D and calcium are important for quick and effective skin wound healing.
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.
February 2024 in “Molecules/Molecules online/Molecules annual” NMN could potentially treat hair loss by reducing oxidative stress and improving cell health.
4 citations
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July 2019 in “IOP conference series” Most young men with early gray hair have low vitamin D but normal iron levels.
April 2016 in “Journal of Investigative Dermatology” Lithocholic acid helps hair growth and regeneration in alopecia by activating vitamin D receptors.
18 citations
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October 1978 in “The journal of investigative dermatology/Journal of investigative dermatology” Excess vitamin A causes lasting gland changes in mouse hair follicles.
3 citations
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October 2024 in “Archives of Dermatological Research” Salivary vitamin D and IL-6 could help diagnose and manage non-scarring alopecia.
10 citations
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May 2017 in “PLOS ONE” Men and premenopausal women in Korea show different patterns in iron and vitamin D levels, with no clear pattern for postmenopausal women.
May 2024 in “International Journal of Advanced Academic Studies” Vitamin E helps reduce PCOS symptoms and improves hormonal balance.
September 2012 in “British Small Animal Veterinary Association eBooks” Good nutrition is crucial for healthy animal skin and hair.
89 citations
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January 2020 in “PubMed” Early detection and biotin treatment improve outcomes for biotinidase deficiency.