January 1982 in “Side effects of drugs annual” High doses of certain vitamins can cause serious side effects and health risks.
82 citations
,
April 1981 in “Clinical endocrinology” A girl with rickets and hair loss was found to have a rare condition where her body didn't respond to vitamin D treatment.
26 citations
,
March 2014 in “Journal of cutaneous medicine and surgery” Topical vitamin D is useful for some skin conditions but not effective for others, and more research is needed.
15 citations
,
May 2011 in “Veterinary Dermatology” Vitamin A might be a safe extra treatment for dogs with sebaceous adenitis, but more research is needed to prove its effectiveness.
14 citations
,
January 2008 in “Dermatology” Vitamin D made by the skin plays a role in immune defense and skin health, and more research is needed to understand its full effects.
10 citations
,
September 2015 in “PLoS ONE” New mutations in the VDR gene cause vitamin D-resistant rickets without hair loss.
10 citations
,
January 2013 in “Faṣlnāmah-i bīmārīhā-yi pūst” Vitamin D levels are not linked to alopecia areata.
10 citations
,
February 2008 in “Photochemistry and photobiology” Vitamin D receptor can control the hairless gene linked to hair loss even without vitamin D.
6 citations
,
August 1989 in “European journal of pediatrics” Child with rickets improved with a specific vitamin D therapy, but alopecia did not change.
4 citations
,
January 2020 in “Obstetrics and Gynecology Reports” Obese women with PCOS have lower vitamin D levels.
4 citations
,
August 2016 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” Using cetirizine on the skin and taking vitamin D can help increase hair growth in children with hair loss from ectodermal dysplasia.
3 citations
,
February 2016 in “Dermatologic Therapy” Using minoxidil and tretinoin on the skin, along with oral vitamin D, improved hair thickness and density in two girls with woolly hair.
Adequate vitamin D might lower, and high hair chromium might increase DNA damage in obese women.
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.
1 citations
,
January 2017 in “The Annals of Clinical and Analytical Medicine” Vitamin D receptor gene changes don't affect alopecia areata risk.
1 citations
,
January 2013 in “Nasza Dermatologia Online” Vitamin B12 deficiency can cause reversible hair color loss in children.
November 2025 in “Bioscientia Medicina Journal of Biomedicine and Translational Research” A combined treatment with microneedling and vitamin D3 led to complete hair regrowth in a woman with stubborn patch alopecia areata.
December 2024 in “International Journal of Health Sciences and Research” Vitamin D is crucial for health, and deficiency can cause hair loss and other health issues.
February 2022 in “Global academic journal of medical sciences” People with alopecia areata have much lower Vitamin-D levels than healthy individuals.
September 2018 in “International Journal of Dermatology” People with alopecia areata often have lower levels of zinc and vitamin D.
April 2016 in “Journal of The American Academy of Dermatology” A vitamin and mineral supplement significantly reduced hair shedding in Brazilian women with telogen effluvium.
October 2004 in “Radiotherapy and oncology” Active vitamin D3 might protect hair follicles from radiation damage.
510 citations
,
August 2006 in “Endocrinology” The vitamin D receptor is involved in multiple body functions beyond calcium regulation, including immune response and rapid reactions not related to gene activity.
The vitamin D receptor has many roles in the body beyond managing calcium, affecting the immune system, hair growth, muscles, fat, bone marrow, and cancer cells.
271 citations
,
September 2008 in “Nutrition reviews” Vitamin D receptor interacts with certain dietary components to help prevent diseases and regulate hair growth.
120 citations
,
July 2005 in “Dermatologic surgery” Niacinamide improves aging skin and is safe for use in cosmetics.
104 citations
,
May 2003 in “Endocrinology” Lampreys have a functional vitamin D receptor that may help detoxify harmful substances.
70 citations
,
November 1984 in “Cell & tissue research/Cell and tissue research” Vitamin D3 affects cell differentiation in specific skin areas.
62 citations
,
January 2013 in “Skin Pharmacology and Physiology” Low iron and vitamin D levels are linked to hair loss in women.
50 citations
,
October 1986 in “European journal of pediatrics” A boy with severe Vitamin D-resistant rickets did not respond to treatment and lacked a common symptom, suggesting a need for alternative treatments.