October 2023 in “Scientific Reports” Gene therapy helped rats with a specific type of rickets grow hair without severe inflammation.
11 citations
,
January 2018 in “DOAJ (DOAJ: Directory of Open Access Journals)” A 4-year-old boy with a rare type of rickets and hair loss improved in bone health but not hair growth after vitamin D and calcium treatment.
5 citations
,
July 2017 in “International journal of endocrinology and metabolism/International journal of endocrinology and metabolism.” Two siblings with a genetic mutation had a form of rickets that doesn't respond to vitamin D.
1 citations
,
June 2023 in “Nutrients” Vitamin D deficiency is linked to a higher chance of metabolic syndrome in women with PCOS.
139 citations
,
September 2001 in “The journal of investigative dermatology/Journal of investigative dermatology” Mutations in the Vitamin D receptor gene can cause hair loss similar to mutations in the Hairless gene.
11 citations
,
November 2022 in “JAMA dermatology” Some nutritional supplements may help treat hair loss with generally mild side effects.
6 citations
,
January 2019 in “Indian Journal of Pharmacology” Melitane 5% and hair supplements improved hair color in a 14-year-old with early graying.
1 citations
,
September 2021 in “Mağallaẗ Kulliyyaẗ al-ṭibb Baġdād” Low vitamin D levels may cause hair loss in women.
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.
16 citations
,
March 2019 in “Actas Dermo-Sifiliográficas” Vitamin D is important for skin health and can affect various skin diseases.
15 citations
,
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.
13 citations
,
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.
6 citations
,
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.
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.
October 2025 in “Diseases” Women with hair loss often have deficiencies in iron, vitamins, minerals, and lower thyroid function, suggesting the need for nutritional and hormonal treatment.
August 2022 in “International Journal of Health Sciences (IJHS)” Low levels of zinc, ferritin, and vitamin B12 are linked to severe hair loss in pregnant women during their last two trimesters.
March 2026 in “Nutrients” Vitamin D is needed for metformin to lower prolactin effectively.
January 2025 in “International Journal of Molecular Sciences” Non-liganded Vitamin D Receptor is crucial for healthy skin and hair.
November 2023 in “Biomolecules” The research showed that Vitamin D and its receptor are important for healthy bones and normal hair and skin in rats.
October 2023 in “Journal of Preventive Diagnostic and Treatment Strategies in Medicine” Low ferritin and Vitamin D levels may cause hair loss after COVID-19.
215 citations
,
September 2003 in “Journal of Biological Chemistry” Vitamin D receptor and hairless protein are essential for hair growth.
71 citations
,
October 2014 in “The Journal of Steroid Biochemistry and Molecular Biology” Vitamin D receptor helps prevent skin cancer and supports skin health.
April 2026 in “Annals of Medicine” Low vitamin D levels are linked to Alopecia Areata.
September 2023 in “Journal of Cosmetic Dermatology” Lower vitamin D levels are linked to higher CRP levels in people with a type of hair loss called alopecia areata.
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.
114 citations
,
October 2017 in “American journal of clinical dermatology” Adequate vitamin D is crucial for skin health and should be considered in dermatology.
22 citations
,
November 2016 in “International journal of molecular sciences” Vitamin D receptor is important for regulating hair growth and wound healing in mice.
Collagen supplements may improve skin, hair, and nails, but more research is needed.
July 2026 in “Journal of Cutaneous and Aesthetic Surgery” Male hair loss is mainly due to androgens, while female hair loss involves hormones, vitamins, and genetics.
October 2025 in “Medical Journal of Babylon” Higher testosterone and lower Vitamin D levels are linked to hair loss in female COVID-19 patients.