10 citations
,
May 2017 in “PLOS ONE” Men and premenopausal women in Korea show different patterns in iron and vitamin D levels, with no clear pattern for postmenopausal women.
6 citations
,
March 2023 in “Journal of Cosmetic Dermatology” Low levels of BDNF and vitamin D are linked to higher depression in alopecia areata and vitiligo patients.
6 citations
,
August 2020 in “Dermatology and Therapy” People with Alopecia Areata often have lower vitamin D levels, and vitamin D supplements might help treat it.
3 citations
,
August 2024 in “Middle East Fertility Society Journal” Vitamin D may help improve hormone levels in women with PCOS.
2 citations
,
September 2022 in “Frontiers in Nutrition” High-dose vitamin D3 does not improve symptoms or quality of life in COVID-19 patients after one year.
1 citations
,
April 2021 in “International Journal of Research in Dermatology” Low iron and vitamin B12 levels are common in women with chronic hair loss, while low vitamin D is less common.
April 2025 in “Egyptian Journal of Medical Research” People with Telogen Effluvium have lower vitamin D levels.
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.
December 2021 in “Dermatology research” Low levels of vitamin B12, ferritin, and calcium are linked to premature graying of hair.
140 citations
,
April 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” The enzyme 25 Hydroxyvitamin D 1 α-Hydroxylase is essential for healthy skin and recovery after skin damage.
76 citations
,
January 2010 in “Journal of bone and mineral metabolism”
37 citations
,
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.
1 citations
,
January 2018 in “Journal of clinical & experimental dermatology research” The study found no link between vitamin D deficiency and psoriasis but suggests more research is needed.
September 2024 in “African Journal of Biomedical Research” Alopecia areata patients have lower vitamin D and slightly lower copper levels, so these should be checked.
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.
June 2024 in “Archives of dermatological research” Dietary supplements might help prevent post-COVID hair loss, but serum ferritin is not a reliable indicator.
62 citations
,
January 2009 in “Biochemistry” Vitamin D receptor binds similarly to natural and synthetic ligands, affecting gene regulation.
37 citations
,
October 2021 in “Nutrients” Vitamin D might help regulate insulin in the body, but taking Vitamin D supplements doesn't clearly prevent or improve type 2 diabetes. More research is needed.
14 citations
,
January 2019 in “PubMed” Vitamin D might be involved in the development of alopecia areata and could help in its treatment.
13 citations
,
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.
2 citations
,
November 2024 in “Journal of Clinical Medicine” Vitamin D3 deficiency can worsen psoriasis by promoting Candida overgrowth.
August 2024 in “IAHS Medical Journal” Low vitamin D and ferritin levels are linked to female hair loss.
148 citations
,
May 2008 in “The journal of investigative dermatology/Journal of investigative dermatology” Mice without the vitamin D receptor are more prone to UV-induced skin tumors.
104 citations
,
May 2003 in “Endocrinology” Lampreys have a functional vitamin D receptor that may help detoxify harmful substances.
100 citations
,
August 2011 in “Journal of Investigative Dermatology” Lack of vitamin D receptor increases skin tumor risk by boosting hedgehog signaling.
98 citations
,
February 2010 in “Dermatology Online Journal” Vitamin D may help treat hair disorders.
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.
78 citations
,
November 2005 in “Endocrinology” Hairless protein can block vitamin D activation in skin cells.
40 citations
,
October 2002 in “Endocrinology” Vitamin D3 analogs can promote hair growth in mice genetically prone to hair loss.
32 citations
,
July 2012 in “Stem Cells Translational Medicine” Vitamin D3 can help improve hair growth by enhancing the function of specific skin cells and could be useful in hair regeneration treatments.