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.
September 2023 in “International Journal of Trichology” Oral Vitamin D can improve hair density and reduce hair loss in Telogen Effluvium patients.
December 2022 in “Journal of The American Academy of Dermatology” The authors maintain there is a significant link between vitamin D deficiency and central centrifugal cicatricial alopecia in Black patients, and call for more research on the topic.
July 2022 in “Journal of Dermatology and Dermatologic Surgery” People with chronic hair loss often have lower Vitamin B12 levels.
September 2020 in “International Journal of Research in Medical Sciences” People with alopecia areata had lower vitamin D levels, but these levels did not relate to how severe their condition was.
July 2014 in “Disease-a-Month” The document gives treatment advice for various skin conditions, like using metronidazole for perioral dermatitis and minoxidil for hair loss.
April 2025 in “Journal of Controversies in Obstetrics & Gynecology and Pediatrics” Vitamin D may improve fertility in women with PCOS.
9 citations
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March 2018 in “International Journal of Cancer” Men with frontal male pattern baldness may have a higher risk of gastric cancer.
18 citations
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March 2016 in “Journal of Investigative Dermatology” Vitamin D and calcium are essential for normal hair growth.
15 citations
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March 2000 in “The journal of investigative dermatology/Journal of investigative dermatology” As skin cells mature, vitamin D receptor levels decrease while retinoid X receptor α levels increase.
May 2025 in “Journal of the Egyptian Womenʼs Dermatologic Society” Vitamin D3 is a safe and effective alternative to steroids for treating alopecia areata, with fewer side effects.
June 2021 in “Asian Journal of Medical Sciences” Vitamin B12 deficiency can cause reversible skin darkening.
215 citations
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September 2003 in “Journal of Biological Chemistry” Vitamin D receptor and hairless protein are essential for hair growth.
127 citations
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January 2008 in “PloS one” Vitamin D receptor helps control hair growth and could be used to treat certain skin tumors.
30 citations
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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.
29 citations
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February 2011 in “PloS one” Astressin-B can reverse and prevent hair loss in stressed mice.
23 citations
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September 2021 in “Frontiers in Cellular and Infection Microbiology” Testosterone's effects on COVID-19 are unclear and need more research.
16 citations
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January 2017 in “DOAJ (DOAJ: Directory of Open Access Journals)” Low levels of vitamin B12 and ferritin are linked to early hair graying.
13 citations
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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.
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.
11 citations
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November 2021 in “JBMR plus” The vitamin D receptor can act without its usual activating molecule, affecting hair growth and skin cancer, but its full range of actions is not well understood.
6 citations
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November 2021 in “Oncology Research and Treatment” Low Vitamin D receptor levels in breast cancer are linked to worse outcomes and more bone metastases, and could be a marker for prognosis.
3 citations
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April 2021 in “Cureus” Low Vitamin D is common in people with Alopecia Areata, but its impact on the condition needs more research.
2 citations
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December 2015 in “Journal of dermatology research and therapy” People with Chronic Telogen Effluvium mainly have lower iron levels compared to healthy individuals.
2 citations
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December 2007 in “Expert Review of Dermatology” The document concludes that early diagnosis and treatment are key for pediatric hair loss disorders, and addressing the emotional effects on children is important.
1 citations
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September 2022 in “Journal of dermatological science” Certain vitamins and their derivatives can help hair grow longer by activating specific growth signals.
1 citations
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January 2021 in “Journal of Dermatology and Dermatologic Surgery” Taking Vitamin D supplements may increase the risk of skin darkening after laser hair removal.
Vitamin D3 helps treat mild to moderate alopecia areata, especially when combined with other treatments.
July 2025 in “International Journal of Trichology” Intralesional methotrexate and triamcinolone acetonide are more effective than Vitamin D3 for treating alopecia areata.
July 2025 in “Humanitarian and Natural Sciences Journal” Low vitamin D and ferritin levels may contribute to hair loss in women.