April 2025 in “Egyptian Journal of Medical Research” People with Telogen Effluvium have lower vitamin D levels.
February 2025 in “Iraqi Journal of Science” PCOS patients have higher LDH and lower cortisol, dopamine, zinc, and vitamin D3, which may contribute to their symptoms and obesity.
February 2025 in “Folia Medica” Low vitamin D levels may be linked to early hair loss in males.
October 2024 in “Dermatology Practical & Conceptual” Vitamin D3 deficiency is common in Pakistanis with diffuse hair fall, and early treatment is advised.
June 2024 in “jurnal ABDIMAS Indonesia” Vitamin D education and supplementation improve hair health in the elderly.
May 2024 in “International journal of research in dermatology” Low vitamin D levels are linked to increased risk of male pattern baldness.
January 2024 in “Biomedical journal of scientific & technical research” Vitamins A, B7, C, D, and E are essential for healthy hair growth and preventing damage.
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.
Low vitamin D3 is not linked to different levels of thyroid hormones in people with autoimmune thyroid disease.
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.
July 2021 in “Rossiiskii Zhurnal Kozhnykh i Venericheskikh Boleznei” Low vitamin D levels are linked to more skin problems.
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 2025 in “Humanitarian and Natural Sciences Journal” Low vitamin D and ferritin levels may contribute to hair loss in women.
January 2025 in “Egyptian Journal of Dermatology and Venerology” COVID-19 vaccination may lower vitamin D levels and cause hair loss.
January 2019 in “Menoufia Medical Journal” Lower vitamin D levels may contribute to female hair loss.
4 citations
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May 2021 in “Molecules” The hair test for vitamin D could be a useful alternative to blood tests, providing a longer-term vitamin D status, but more research is needed.
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.
40 citations
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April 2013 in “Dermato-endocrinology” People with chronic Alopecia Areata often have lower vitamin D levels.
17 citations
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July 2015 in “Biomolecules and Biomedicine” High Nesfatin-1 and low Vitamin D may increase blood pressure and heart rate in women with PCOS.
1 citations
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January 2021 in “Journal of Dermatology and Dermatologic Surgery” Taking Vitamin D supplements may increase the risk of skin darkening after laser hair removal.
1 citations
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January 2023 in “Revista Da Associacao Medica Brasileira” People with seborrheic dermatitis often have lower vitamin D levels.
30 citations
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December 2019 in “PLoS ONE” The new delivery system improved raloxifene's skin absorption and effectiveness against cancer cells.
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.
378 citations
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February 2020 in “Nature Reviews Endocrinology” 47 citations
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October 1989 in “European Journal of Pediatrics” Two siblings stayed rickets-free for 14 years after stopping treatment.
6 citations
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November 2010 in “Histochemistry and cell biology” The proteins transthyretin and megalin are more present in the growth phase of hair, suggesting they might affect hair health and growth.
44 citations
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October 2016 in “Epilepsia” 2-DG reduces seizures by enhancing brain inhibition through specific receptor activation.
52 citations
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August 1993 in “Clinical endocrinology” Intravenous and oral calcium effectively treated vitamin D dependent rickets type II, improving growth and bone health.
2 citations
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September 2021 Patients with alopecia areata may have lower vitamin D levels than healthy people.
37 citations
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October 2006 in “Archives of Biochemistry and Biophysics” A unique gene mutation causes vitamin D-resistant rickets without causing hair loss.