4 citations
,
January 2020 in “Obstetrics and Gynecology Reports” Obese women with PCOS have lower vitamin D levels.
7 citations
,
December 2015 in “Turkish Journal of Osteoporosis” Vitamin D deficiency is common in adults with muscle and bone pain, especially women.
Vitamin D is made by the skin, helps control various body functions, and affects skin health and immunity.
October 2004 in “Radiotherapy and oncology” Active vitamin D3 might protect hair follicles from radiation damage.
18 citations
,
November 2009 in “Calcified tissue international” A genetic mutation caused severe rickets and alopecia in an Indian patient, but high-dose calcium and phosphate treatment improved their condition.
July 2009 in “DergiPark (Istanbul University)” Vitamin D is essential for healthy bones, muscles, hair, and immune function.
July 2025 in “JAAD Case Reports”
November 2023 in “Journal of Cosmetic Dermatology” People with non-scarring hair loss often have lower vitamin D levels than those without hair loss.
April 2019 in “Journal of Investigative Dermatology” New vitamin D3 forms need the vitamin D receptor to reduce fibrosis in human cells.
16 citations
,
October 1987 in “British journal of dermatology/British journal of dermatology, Supplement” A vitamin D3 compound can reduce skin cell growth.
10 citations
,
October 1993 in “Archives of dermatological research” Vitamin D compounds may help treat psoriasis by promoting skin cell differentiation.
September 2025 in “Journal of Dhaka Medical College” Lower vitamin D levels are linked to more severe alopecia areata.
3 citations
,
January 1992 in “Clinical Pediatric Endocrinology” Patients with the same vitamin D receptor mutation showed different symptoms due to other factors.
2 citations
,
January 2008 in “Cuadernos de Psiquiatría comunitaria” Vitamin D and its receptor help regulate skin functions like cell growth, immunity, and hair cycle.
5 citations
,
January 2020 in “The mental health clinician” Vitamin D supplements may reduce hair-pulling in people with Trichotillomania.
September 2023 in “Diagnostics” Low vitamin D levels may affect ovulation and progesterone in infertile women.
July 2013 in “International Society of Hair Restoration Surgery” Vitamin D might help with hair growth and hair loss treatments.
January 2006 in “Actualidad laboral” Vitamin D3 analogs can stimulate hair growth in mice with alopecia.
11 citations
,
June 1996 in “Nutrition” Vitamin D3 may prevent hair loss from chemotherapy, but side effects and cancer cell protection are concerns.
11 citations
,
September 2012 in “The journal of investigative dermatology/Journal of investigative dermatology” A mutation in the KRT71 gene causes a hair disorder by disrupting hair follicle structure and texture.
1 citations
,
August 2012 in “Pediatrics in review” Not getting enough vitamin D can lead to health problems, so kids over one should get 600 IU/day.
10 citations
,
September 2015 in “PLoS ONE” New mutations in the VDR gene cause vitamin D-resistant rickets without hair loss.
4 citations
,
April 2020 in “Journal of Cosmetic Dermatology” Low vitamin D levels are linked to different types of hair loss.
Lower vitamin D levels are linked to more severe hair loss in men.
1533 citations
,
October 2008 in “Endocrine reviews” Mice without the vitamin D receptor have bone issues and other health problems, suggesting vitamin D is important for preventing various diseases in humans.
188 citations
,
January 2003 in “Recent results in cancer research/Recent Results in Cancer Research” Vitamin D is essential for bone health and may reduce risks of several diseases.
8 citations
,
December 2016 in “Hormone Research in Paediatrics” Tunisian children with hereditary vitamin D-resistant rickets showed improvement with calcium treatment, and new genetic mutations were identified.
January 2019 in “Egyptian Journal of Dermatology and Venereology /Egyptian Journal of Dermatology and Venerology” Low vitamin D levels might indicate more severe hair loss in alopecia areata patients.
82 citations
,
October 1980 in “The Journal of Clinical Endocrinology & Metabolism” The child's body didn't respond well to vitamin D, causing hair loss and rickets.