62 citations
,
January 2013 in “Skin Pharmacology and Physiology” Low iron and vitamin D levels are linked to hair loss in women.
13 citations
,
December 2016 in “Egyptian Journal of Basic and Applied Sciences” Alopecia areata patients have lower vitamin D levels than healthy individuals.
6 citations
,
March 2023 in “Journal of Cosmetic Dermatology” Low levels of BDNF and vitamin D are linked to higher depression in alopecia areata and vitiligo patients.
6 citations
,
January 2020 in “Postepy Dermatologii I Alergologii” Check and treat low iron and vitamin D levels in people with hair loss.
1 citations
,
October 2020 in “Journal of Cosmetic Dermatology” Low iron levels are linked to premature graying of hair, but vitamin D levels are not.
April 2025 in “Egyptian Journal of Medical Research” People with Telogen Effluvium have lower vitamin D levels.
September 2023 in “Clinical, Cosmetic and Investigational Dermatology” Higher SHBG levels are linked to less severe hair loss in women, but vitamin D levels don't seem to affect hair loss.
January 2022 in “Indian journal of dermatopathology and diagnostic dermatology” Women with diffuse hair loss often have lower iron and vitamin D levels, but their thyroid function is typically normal.
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.
September 2018 in “International Journal of Dermatology” People with alopecia areata often have lower levels of zinc and vitamin D.
March 2014 in “Journal of The American Academy of Dermatology” Vitamin D deficiency is common in temporary hair loss, and stress is often a suspected cause.
4 citations
,
January 2020 in “Obstetrics and Gynecology Reports” Obese women with PCOS have lower vitamin D levels.
4 citations
,
July 2019 in “IOP conference series” Most young men with early gray hair have low vitamin D but normal iron levels.
2 citations
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May 2022 in “Diagnostics” Vitamin D levels in hair don't match those in blood, so hair isn't a reliable indicator of Vitamin D status.
2 citations
,
May 2018 in “Journal of the American Academy of Dermatology” Low vitamin D might be one of several factors involved in the hair loss condition alopecia areata.
2 citations
,
March 2018 in “Clinical Nutrition ESPEN” Low vitamin D levels are linked to symptoms like muscle cramps, fatigue, and hair loss.
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.
January 2017 in “International Journal of Trichology” Vitamin D supplements might help reduce hair fall.
October 2024 in “INTERNATIONAL JOURNAL OF SCIENTIFIC RESEARCH” Trichoscopy can help diagnose Vitamin B12, Vitamin D3, and ferritin deficiencies without blood tests.
June 2025 in “Public Health of Indonesia” Low levels of zinc, calcium, vitamin D, and ferritin may be linked to hair loss in women.
March 2024 in “Portuguese Journal of Dermatology and Venereology” People with hair loss often have lower levels of iron, vitamin D, and vitamin B12.
October 2021 in “QJM: An International Journal of Medicine” Low iron levels are linked to premature graying of hair, but vitamin D levels are not.
January 2021 in “İzmir Dr.Behçet Uz çocuk hastanesi dergisi” Children with Alopecia Areata often have lower vitamin D and B12 levels and higher thyroid activity.
2 citations
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March 2023 in “3C Empresa Investigación y pensamiento crítico” Alopecia areata patients have higher IFN-γ and low vitamin D3 levels.
March 2023 in “Photodiagnosis and Photodynamic Therapy” Low vitamin D levels are linked to severe and active alopecia areata.
October 2021 in “International Journal of Research in Dermatology” People with alopecia areata often have low vitamin D levels, which may worsen their hair loss.
20 citations
,
July 1990 in “Clinical and experimental dermatology” Taking cyproterone acetate and ethinyl oestradiol for hair loss can lower vitamin B12 levels in women.
14 citations
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January 2013 in “Journal of the Egyptian Women's Dermatologic Society /Journal of the Egyptian Women's Dermatologic Society” February 2023 in “Clinical, Cosmetic and Investigational Dermatology” Higher leptin and lower vitamin D levels may contribute to male pattern baldness.
November 2025 in “Khalij-Libya Journal of Dental and Medical Research” Hair loss is linked to low levels of zinc, vitamin D, and ferritin.