28 citations
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April 2017 in “Journal of cosmetic dermatology” This study found that while vitamin D deficiency is not the sole cause of alopecia areata, it may worsen the disease, suggesting supplementation could help in pediatric cases.
20 citations
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January 2019 in “International journal of trichology” This study found that patients with alopecia areata had significantly lower Vitamin D levels compared to controls, with a negative correlation between Vitamin D levels and disease severity.
8 citations
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June 2020 in “International Journal of Dermatology” This study found a significant correlation between vitamin D deficiency and the severity of androgenetic alopecia in males, suggesting that vitamin D may influence the condition's premature onset.
5 citations
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May 2018 in “Journal of the American Academy of Dermatology” This study found no significant correlation between vitamin D levels and disease severity in alopecia areata patients, highlighting the need for further research on vitamin D supplementation's effects.
2 citations
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December 2021 in “Cureus” This review discusses the potential link between low serum vitamin D levels and androgenetic alopecia and reports that vitamin D might be useful for diagnosis and treatment, but no new clinical results are included.