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.
April 2016 in “Journal of Investigative Dermatology” Vitamin D can reduce skin inflammation caused by UV rays by enhancing cell "fitness" and skin repair.
April 2023 in “Zenodo (CERN European Organization for Nuclear Research)” High-dose vitamin D and an anti-inflammatory diet may help improve symptoms in autoimmune conditions like SLE and AA.
July 2021 in “PARIPEX INDIAN JOURNAL OF RESEARCH” Men with early baldness often have low vitamin D levels.
845 citations
,
February 2001 in “The Journal of Clinical Endocrinology & Metabolism” The enzyme for activating vitamin D is found in many body tissues, not just the kidneys.
13 citations
,
December 2012 in “Frontiers in bioscience” Vitamin D and estrogen may help protect heart and kidney health, and maintaining sufficient vitamin D levels could be especially beneficial for African Americans, postmenopausal women, and people with chronic kidney disease.
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.
17 citations
,
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
,
May 2017 in “Journal of The American Academy of Dermatology” People with alopecia areata often have lower vitamin D levels than healthy people.
October 2023 in “Journal of Preventive Diagnostic and Treatment Strategies in Medicine” Low ferritin and Vitamin D levels may cause hair loss after COVID-19.
October 2014 in “Archives of Disease in Childhood” Growth hormone therapy can improve symptoms and growth in children with Vitamin-D Dependent Rickets Type-2.
October 2011 in “Journal of dermatology” A man with a rare skin condition and a new gene mutation developed high calcium levels due to his treatment.
29 citations
,
December 2017 in “International Journal of Dermatology” People with alopecia areata often have lower vitamin D levels, which are linked to more severe and longer-lasting hair loss, but vitamin D receptor levels in the skin don't show the same pattern and don't predict treatment success.
Adequate vitamin D might lower, and high hair chromium might increase DNA damage in obese women.
37 citations
,
October 2006 in “Archives of Biochemistry and Biophysics” A unique gene mutation causes vitamin D-resistant rickets without causing hair loss.
34 citations
,
September 1997 in “Acta Dermato Venereologica” RXR agonists may promote hair growth in humans.
10 citations
,
January 2013 in “TURKISH JOURNAL OF MEDICAL SCIENCES” Low vitamin D levels can lead to increased parathyroid hormone levels.
September 2025 in “International Journal of Medical Informatics” A machine learning model can predict scarring in lichen planopilaris using factors like vitamin D levels and diagnostic delay.
January 2005 in “Chinese Journal of Reproductive Health” Vitamin-D and calcium effectively treat hair loss in children.
1 citations
,
November 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” Mohs micrographic surgery is effective for treating basal cell carcinoma on the eyelid, while radiotherapy has higher recurrence rates, and topical vitamin D3 may reduce and delay BCC formation in mice.
April 2024 in “International Journal Of Medical Science And Clinical Invention” Vitamin D cream significantly reduces acne in people with vitamin D deficiency.
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.
28 citations
,
April 2017 in “Journal of cosmetic dermatology” Low vitamin D can worsen pediatric alopecia areata.
1 citations
,
December 2018 in “Indian journal of paediatric dermatology” Kids with alopecia areata had lower vitamin D levels than healthy kids.
July 2025 in “Humanitarian and Natural Sciences Journal” Low vitamin D and ferritin levels may contribute to hair loss in women.
March 2019 in “Evidence Based Women Health Journal (Online)” Vitamin D supplements increased ovulation rates in women with PCOS who were vitamin D deficient.
62 citations
,
January 2013 in “Skin Pharmacology and Physiology” Low iron and vitamin D levels are linked to hair loss in women.
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.
1 citations
,
January 2018 in “Journal of Steroids & Hormonal Science” Oral vitamin D treatment can help some children with alopecia areata who have vitamin D deficiency.
PCOS patients, especially obese ones, often lack vitamin D and may need supplements and lifestyle changes.