July 2022 in “Al-Mağallaẗ al-ʻirāqiyyaẗ li-l-ṣaydalaẗ” Lower zinc levels are linked to more severe hair loss in alopecia areata.
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.
August 2019 in “International journal of contemporary pediatrics” A child with a rare type of rickets showed some improvement with high doses of vitamin D, but such conditions often respond poorly to treatment.
46 citations
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May 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” The vitamin D receptor is essential for skin stem cells to grow, move, and become different cell types needed for skin healing.
59 citations
,
April 2016 in “Breast Cancer Research and Treatment” Targeting vitamin D and androgen receptors may effectively treat triple-negative breast cancer, especially with chemotherapy.
Vitamin D may help improve hair growth in women with diffuse alopecia.
January 2023 in “PARIPEX INDIAN JOURNAL OF RESEARCH” Vitamin D Dependent Rickets Type-2A can cause complete hair loss and bone growth issues in infants.
185 citations
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June 2011 in “Molecular and cellular endocrinology” Skin cells produce and activate vitamin D, which regulates skin functions and supports hair growth.
20 citations
,
July 2017 in “Scientific Reports” A single amino acid change in the vitamin D receptor can disrupt its function and lead to hair loss.
10 citations
,
September 2015 in “PLoS ONE” New mutations in the VDR gene cause vitamin D-resistant rickets without hair loss.
December 2025 in “Obesity Surgery” One-anastomosis gastric bypass leads to lower zinc levels and more symptoms than sleeve gastrectomy.
1 citations
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August 2023 in “Cutis” Low ferritin levels can indicate iron deficiency as a cause of hair loss.
January 2024 in “Fitoterapia” Vitamin D3 is crucial for immune and bone health, with most consumers being women who follow doctor advice.
104 citations
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May 2003 in “Endocrinology” Lampreys have a functional vitamin D receptor that may help detoxify harmful substances.
18 citations
,
June 2012 in “Archives of Dermatological Research” Vitamin D boosts a specific protein in skin cells linked to hair follicles.
1 citations
,
May 2019 in “Journal of pediatric endocrinology & metabolism/Journal of pediatric endocrinology and metabolism” Intravenous calcium therapy is a safe and effective treatment for a rare type of rickets.
January 2019 in “Kocaeli tıp dergisi” People with chronic hair loss may have a higher chance of Vitamin B12 deficiency.
3 citations
,
January 2017 in “Journal of Pakistan Association of Dermatology” Women with certain types of hair loss may have low iron levels, and iron supplements could help.
December 2025 in “Cureus” Low serum ferritin is linked to hair loss in women.
January 2024 in “İstanbul Kuzey Klinikleri” Low ferritin levels are linked to increased hair loss; no link found between vitamin B12, TSH levels, and hair loss.
Women with androgenetic alopecia (hair loss) have normal prostate specific antigen levels but higher testosterone levels.
119 citations
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July 2016 in “Annals of the New York Academy of Sciences” Vitamin D has potential benefits for cancer prevention, heart health, diabetes, obesity, muscle function, skin health, and immune function, but clinical results are mixed and more research is needed.
47 citations
,
September 2023 in “Pharmacological Reports” Vitamins A, B3, C, D, and E can improve skin health and immunity.
7 citations
,
October 2019 in “Clinical, Cosmetic and Investigational Dermatology” Certain gene variations in the Vitamin D receptor may increase the risk of chronic hair loss.
2 citations
,
January 2019 in “International journal of medicine in developing countries” Many people in Majmaah city, Saudi Arabia, don't know much about vitamin D deficiency and don't practice good vitamin D habits, with few linking it to hair loss.
October 2025 in “Pakistan Journal of Health Sciences” Low serum ferritin is linked to hair loss in women.
1 citations
,
July 2023 in “Al-Azhar Medical Journal” Higher antigliadin antibodies are linked to more severe alopecia areata, suggesting screening for celiac disease in these patients.
January 2022 in “Al-Azhar Medical Journal” Higher antigliadin antibody levels are linked to alopecia areata severity.
3 citations
,
November 2022 in “Baghdad Journal of Biochemistry and Applied Biological Sciences” Women with PCOS have higher renin and d-dimer levels, especially if they have COVID-19.
271 citations
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September 2008 in “Nutrition reviews” Vitamin D receptor interacts with certain dietary components to help prevent diseases and regulate hair growth.