December 2019 in “bioRxiv (Cold Spring Harbor Laboratory)” Redheaded people have higher levels of a vitamin D precursor, suggesting red hair may be an adaptation for better vitamin D synthesis in areas with less sunlight.
January 2019 in “Figshare” Redheaded people have higher levels of vitamin D precursor, suggesting their hair color may be an adaptation to low sunlight areas.
7 citations,
September 2020 in “Journal of Cosmetic Dermatology” Serum biomarkers like insulin-like growth factor-1 and vitamin D may help diagnose androgenetic alopecia.
277 citations,
July 2002 in “Molecular Endocrinology” Removing part of the vitamin D receptor stops vitamin D from working properly.
3 citations,
July 1992 in “Clinics in Dermatology” Vitamin D helps regulate calcium levels in the body.
December 2013 in “대한피부과학회지” Korean women with female pattern hair loss have higher levels of ferritin, testosterone, and vitamin D than average.
110 citations,
November 1984 in “The American Journal of Medicine” A genetic defect in vitamin D receptors causes severe rickets and hair loss in children, but some heal as they age.
6 citations,
August 1989 in “European journal of pediatrics” Child with rickets improved with a specific vitamin D therapy, but alopecia did not change.
Long-term use of seizure medications can disrupt calcium metabolism, but this can be treated with vitamin D or UV light and does not affect seizure control.
88 citations,
October 1983 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” Patients with this syndrome can have different responses and worsening resistance to treatment over time.
170 citations,
May 1979 in “The journal of pediatrics/The Journal of pediatrics” Two sisters with rickets and hair loss had a genetic issue with vitamin D processing, and only improved when given phosphorus supplements.
October 2018 in “Annals of oncology” Topical calcitriol (BPM31543) is safe for preventing hair loss from chemotherapy and shows some effectiveness.
4 citations,
March 2006 in “Journal of renal nutrition” Dialysis patients benefit from water-soluble vitamins but need careful management to avoid risks.
20 citations,
July 1990 in “Clinical and experimental dermatology” Taking cyproterone acetate and ethinyl oestradiol for hair loss can lower vitamin B12 levels in women.
25 citations,
June 2017 in “Journal of steroid biochemistry and molecular biology/The Journal of steroid biochemistry and molecular biology” VDR regulation varies by tissue and is crucial for its biological functions.
83 citations,
April 1992 in “Clinical Endocrinology” Having enough iron improves the effectiveness of a specific hair loss treatment in women.
10 citations,
January 2012 in “International Journal of Trichology” The study found no link between anxiety, vitamin B12, folate, TSH, ferritin, zinc levels, and trichodynia in telogen alopecia patients.
16 citations,
January 2017 in “DOAJ (DOAJ: Directory of Open Access Journals)” Low levels of vitamin B12 and ferritin are linked to early hair graying.
3 citations,
September 2017 in “Galen medical journal” Patients with psoriasis and cutaneous-oral lichen planus have higher blood homocysteine levels than healthy people.
July 2022 in “Journal of Dermatology and Dermatologic Surgery” People with chronic hair loss often have lower Vitamin B12 levels.
39 citations,
January 1997 in “Pharmacology & toxicology” Vitamin D3 and its analogues affect skin cell growth and development depending on cell density, calcium levels, and serum presence.
2 citations,
November 2017 in “PloS one” Some vitamin D analogs can thicken skin and reduce pore size like a common acne treatment, with one analog also affecting skin growth factors.
5 citations,
January 1970 in “Journal of Nepal Paediatric Society” Hair loss can be a key sign of a rare type of rickets when vitamin D treatment doesn't work and advanced tests aren't available.
81 citations,
January 2006 in “Journal of cellular physiology” Mice without the vitamin D receptor gene lose hair due to disrupted hair follicle cycles.
42 citations,
July 2007 in “Journal of Biological Chemistry” Most Hairless gene mutations reduce its ability to work with the Vitamin D Receptor, which might explain a certain type of hair loss.
24 citations,
November 2008 in “Arquivos Brasileiros de Endocrinologia & Metabologia” Four patients with a type of rickets and hair loss had different mutations in their vitamin D receptor gene, causing it to not work properly.
17 citations,
April 2007 in “Kidney international” Vitamin D boosts a specific gene activity in kidney cells that could improve heart and kidney function.
13 citations,
November 2013 in “Journal of Endocrinology/Journal of endocrinology” Vitamin D receptor helps control hair growth genes in skin cells.
107 citations,
March 2014 in “BoneKEy Reports” Mutations in the vitamin D receptor cause hereditary vitamin D-resistant rickets, leading to poor bone health and requiring high calcium doses for treatment.
180 citations,
January 2002 in “The journal of investigative dermatology/Journal of investigative dermatology” Vitamin D Receptor is crucial for normal skin and hair growth.