January 2011 in “Elsevier eBooks” Vitamin D and its receptor are crucial for skin and hair health.
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.
January 2025 in “Egyptian Journal of Dermatology and Venerology” COVID-19 vaccination may lower vitamin D levels and cause hair loss.
22 citations
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January 2010 in “Humana Press eBooks” The vitamin D receptor can affect gene activity even without its usual hormone in hair and skin.
62 citations
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January 2009 in “Biochemistry” Vitamin D receptor binds similarly to natural and synthetic ligands, affecting gene regulation.
Vitamin D3 helps treat mild to moderate alopecia areata, especially when combined with other treatments.
April 2025 in “Journal of Controversies in Obstetrics & Gynecology and Pediatrics” Vitamin D may improve fertility in women with PCOS.
October 2023 in “Scientific Reports” Gene therapy helped rats with a specific type of rickets grow hair without severe inflammation.
February 2023 in “Clinical, Cosmetic and Investigational Dermatology” Higher leptin and lower vitamin D levels may contribute to male pattern baldness.
1 citations
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January 2013 in “Nasza Dermatologia Online” Vitamin B12 deficiency can cause reversible hair color loss in children.
22 citations
,
November 2016 in “International journal of molecular sciences” Vitamin D receptor is important for regulating hair growth and wound healing in mice.
January 2026 in “Journal of Contemporary Medicine” Vitamin D may help prevent or reduce hair loss after COVID-19.
September 2023 in “International Journal of Trichology” Oral Vitamin D can improve hair density and reduce hair loss in Telogen Effluvium patients.
180 citations
,
January 2002 in “The journal of investigative dermatology/Journal of investigative dermatology” Vitamin D Receptor is crucial for normal skin and hair growth.
78 citations
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November 2005 in “Endocrinology” Hairless protein can block vitamin D activation in skin cells.
49 citations
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November 2013 in “The Journal of Steroid Biochemistry and Molecular Biology” Vitamin D receptor helps control skin cell growth and hair development.
13 citations
,
April 1994 in “Baillière's clinical endocrinology and metabolism” Some people have genetic mutations that make them resistant to vitamin D, leading to rickets even with enough vitamin D intake.
13 citations
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February 2016 in “Journal of steroid biochemistry and molecular biology/The Journal of steroid biochemistry and molecular biology” Mice without active or present vitamin D receptors maintain normal blood sugar control and islet gene expression when calcium levels are normal.
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.
April 2019 in “Journal of Investigative Dermatology” New vitamin D3 forms need the vitamin D receptor to reduce fibrosis in human cells.
137 citations
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April 2001 in “Journal of Clinical Investigation” Alopecia in these mice is caused by defective hair cycle communication due to missing vitamin D receptor function, not vitamin D levels.
30 citations
,
October 2009 in “Journal of Veterinary Internal Medicine” A Pomeranian dog had rickets due to a new gene mutation, leading to severe symptoms and euthanasia.
25 citations
,
August 2014 in “Endocrinology” Researchers created a mouse model of a type of rickets that does not cause hair loss.
23 citations
,
October 2009 in “Gastroenterology” Vitamin D is crucial for bone health and preventing serious diseases.
14 citations
,
November 2005 in “Life sciences” Vitamin D3 may protect rat hair follicles from radiation damage.
5 citations
,
July 2017 in “International journal of endocrinology and metabolism/International journal of endocrinology and metabolism.” Two siblings with a genetic mutation had a form of rickets that doesn't respond to vitamin D.
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.
3 citations
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August 2024 in “Middle East Fertility Society Journal” Vitamin D may help improve hormone levels in women with PCOS.
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.
January 1982 in “Side effects of drugs annual” High doses of certain vitamins can cause serious side effects and health risks.