28 citations
,
April 2017 in “Journal of cosmetic dermatology” Low vitamin D can worsen pediatric alopecia areata.
23 citations
,
September 2016 in “Archives of Dermatological Research” Vitamin D levels do not affect the risk of developing alopecia areata.
23 citations
,
January 2016 in “International Journal of Trichology” Women with female pattern hair loss have lower Vitamin D3 levels.
20 citations
,
January 2019 in “International journal of trichology” People with Alopecia areata often have lower Vitamin D levels, which might affect the severity of their condition.
15 citations
,
January 2016 in “International journal of trichology” Low vitamin D3 levels are significantly linked to hair loss, especially in female students.
8 citations
,
June 2020 in “International Journal of Dermatology” Men with early hair loss have lower vitamin D levels.
5 citations
,
April 2019 in “Journal of Nepal Health Research Council” People with Alopecia areata often have lower vitamin D levels, which may be linked to the severity of their condition.
5 citations
,
May 2018 in “Journal of the American Academy of Dermatology” Lower vitamin D levels might be linked to more severe alopecia areata, but more research is needed to understand if vitamin D can help treat it.
2 citations
,
December 2021 in “Cureus” Low vitamin D levels are linked to hair loss, and vitamin D might help treat it.
1 citations
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July 2021 in “Fayoum University Medical Journal” Men with hair loss have lower vitamin D levels.
January 2025 in “Egyptian Journal of Dermatology and Venerology” COVID-19 vaccination may lower vitamin D levels and cause hair loss.
May 2023 in “GLOBAL JOURNAL FOR RESEARCH ANALYSIS” Early onset hair loss is linked to low vitamin D, but severity isn't related to vitamin D levels.
April 2023 in “Dohuk medical journal” People with telogen effluvium often have much lower vitamin D levels than healthy individuals.
September 2020 in “International Journal of Research in Medical Sciences” People with alopecia areata had lower vitamin D levels, but these levels did not relate to how severe their condition was.
Lower vitamin D levels are linked to more severe hair loss in men.
September 2025 in “Journal of Dhaka Medical College” Lower vitamin D levels are linked to more severe alopecia areata.
February 2025 in “Folia Medica” Low vitamin D levels may be linked to early hair loss in males.
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.
May 2024 in “International journal of research in dermatology” Low vitamin D levels are linked to increased risk of male pattern baldness.
January 2022 in “International Journal of Medicine in Developing Countries” Many patients with hair loss had low iron and vitamin D levels, but thyroid issues were not common.
December 2020 in “Our Dermatology Online” Skin biopsies are recommended for confirming alopecia diagnosis due to variability in clinical assessments; the link between vitamin D levels and alopecia is unclear.
July 2016 in “Journal of Dermatology and Cosmetic” Many people with hair loss have low vitamin D levels.
Low Vitamin D3 levels are linked to hair loss in female students in South India.
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.
September 2021 in “Journal of advances in medicine and medical research” Low Vitamin D levels are linked to female hair loss.
January 2012 in “Vitamins & trace elements” Smoking and drinking can lower vitamin levels and potentially trigger early hair loss, but overall vitamin levels don't seem to affect hair loss duration.
16 citations
,
January 2017 in “DOAJ (DOAJ: Directory of Open Access Journals)” Low levels of vitamin B12 and ferritin are linked to early hair graying.
January 2019 in “Egyptian Journal of Dermatology and Venereology /Egyptian Journal of Dermatology and Venerology” Low vitamin D levels might indicate more severe hair loss in alopecia areata patients.
January 2025 in “Global Health” People with type 2 diabetes have lower vitamin E levels, especially older adults and females.
39 citations
,
January 1997 in “Pharmacology & toxicology” Vitamin D3 and its analogues affect skin cell growth and development depending on cell density, calcium levels, and serum presence.