4 citations
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October 2022 in “Medicine” Vitamin D might help treat alopecia areata.
March 2019 in “Evidence Based Women Health Journal (Online)” Vitamin D supplements increased ovulation rates in women with PCOS who were vitamin D deficient.
July 2025 in “Food Science & Nutrition” Vitamin D supplements improve hair growth and metabolism in rabbits.
October 2008 in “Trace Elements and Electrolytes” Tailored supplementation of calcium, magnesium, and vitamin D based on hair analysis may improve bone health.
January 2025 in “Clinical Pediatric Endocrinology” Calcium supplements improved bone deformities but not skin papules or hair loss.
September 2025 in “Clinics and Practice” Collagen with calcium and vitamin D improves bone health, skin elasticity, and reduces hair loss in menopausal women.
April 2025 in “Journal of Controversies in Obstetrics & Gynecology and Pediatrics” Vitamin D may improve fertility in women with PCOS.
PCOS patients, especially obese ones, often lack vitamin D and may need supplements and lifestyle changes.
April 2024 in “The Egyptian Family Medicine Journal/The Egyptian Family Medicine Journal ” Vitamin D supplements significantly improved post-COVID-19 symptoms in deficient patients.
September 2022 in “Al-Azhar University Journal of Virus Researches and Studies” Taking Vitamin D with clomiphene citrate significantly improves ovulation in women with Poly Cystic Ovary Syndrome.
More research is needed to confirm if vitamin D helps improve pregnancy rates in women with hyperandrogenic PCOS.
July 2025 in “Insights-Journal of Health and Rehabilitation” Adding vitamin D to metformin lowers blood sugar more than metformin alone in type 2 diabetes.
Calcium and magnesium levels in hair decrease after taking supplements, indicating early metabolic changes in perimenopausal women.
37 citations
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June 2018 in “Clinical and Experimental Medicine” People with alopecia areata often have lower vitamin D levels and more inflammation, suggesting vitamin D might be involved in the condition.
36 citations
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January 2017 in “Journal of Obstetrics and Gynaecology Research” The review found no clear link between vitamin D receptor gene variations and polycystic ovary syndrome.
32 citations
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December 2017 in “International Journal of Molecular Sciences” Low vitamin D might be linked to certain types of hair loss, and supplements could help, but more research is needed.
28 citations
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April 2017 in “Journal of cosmetic dermatology” Low vitamin D can worsen pediatric alopecia areata.
20 citations
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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.
13 citations
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April 2019 in “Actas Dermo-Sifiliográficas” Vitamin D is important for skin health, but more research is needed to understand its full effects and treatment potential.
8 citations
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June 2020 in “International Journal of Dermatology” Men with early hair loss have lower vitamin D levels.
6 citations
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August 2020 in “Dermatology and Therapy” People with Alopecia Areata often have lower vitamin D levels, and vitamin D supplements might help treat it.
December 2025 in “Journal of Cell Communication and Signaling” Vitamin D receptor is crucial for hair health and may help treat hair loss.
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.
October 2024 in “Frontiers in Nutrition” Vitamin D deficiency is common in people with certain types of hair loss, like alopecia areata and female pattern hair loss.
June 2024 in “jurnal ABDIMAS Indonesia” Vitamin D education and supplementation improve hair health in the elderly.
July 2023 in “Media Dermato Venereologica Indonesiana” Vitamin D supplements should be used cautiously in sarcoidosis patients, with regular monitoring to avoid high calcium levels.
July 2022 in “Hair transplant forum international” Vitamin D might be involved in hair growth, so taking supplements could help treat hair loss if you're deficient.
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.
January 2020 in “Journal of quality in health care & economics” Most women with depression in the study had low vitamin D levels.
January 2019 in “Clinical neuropharmacology” A girl's hair-pulling condition improved greatly after she started vitamin D treatment.