27 citations
,
October 1945 in “Endocrinology” Synthetic hormone treatment reduces melanin and hair growth in rats.
4 citations
,
January 2020 in “Obstetrics and Gynecology Reports” Obese women with PCOS have lower vitamin D levels.
August 2024 in “IAHS Medical Journal” Low vitamin D and ferritin levels are linked to female hair loss.
February 2018 in “Egyptian Journal of Radiation Sciences and Applications” Patients with Discoid Lupus Erythematosus have lower vitamin D and antioxidant levels and higher oxidative stress.
277 citations
,
July 2002 in “Molecular Endocrinology” Removing part of the vitamin D receptor stops vitamin D from working properly.
185 citations
,
June 2011 in “Molecular and cellular endocrinology” Skin cells produce and activate vitamin D, which regulates skin functions and supports hair growth.
January 2022 in “International Journal of Medicine in Developing Countries” Many patients with hair loss had low iron and vitamin D levels, but thyroid issues were not common.
188 citations
,
October 2012 in “The AAPS Journal” The document concludes that developing generic topical drugs requires ensuring they match the original in quality, composition, and structure, and often involves complex testing and regulatory steps.
104 citations
,
May 2003 in “Endocrinology” Lampreys have a functional vitamin D receptor that may help detoxify harmful substances.
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.
36 citations
,
December 2016 in “Journal of The American Academy of Dermatology” The normal range for the hair pull test is 2 hairs or fewer, and washing or brushing hair before the test does not affect the results.
29 citations
,
July 2013 in “The Journal of Sexual Medicine” Testing for CAG repeat polymorphism in the androgen receptor gene is not currently recommended for managing hypogonadism.
28 citations
,
March 2017 in “Endocrinology” Removing vitamin D and calcium receptors in mice skin cells slows down skin wound healing.
12 citations
,
January 2016 in “Journal of Clinical and Investigative Dermatology” Low vitamin D levels are common in people with Alopecia Areata.
8 citations
,
June 2020 in “International Journal of Dermatology” Men with early hair loss have lower vitamin D levels.
6 citations
,
January 2020 in “Postepy Dermatologii I Alergologii” Check and treat low iron and vitamin D levels in people with hair loss.
4 citations
,
August 2016 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” Using cetirizine on the skin and taking vitamin D can help increase hair growth in children with hair loss from ectodermal dysplasia.
4 citations
,
March 2006 in “Journal of renal nutrition” Dialysis patients benefit from water-soluble vitamins but need careful management to avoid risks.
1 citations
,
November 2011 in “Dermatologica Sinica” Women using hair relaxers with alopecia had lower zinc levels, suggesting zinc deficiency might contribute to hair loss.
September 2025 in “Journal of Dhaka Medical College” Lower vitamin D levels are linked to more severe alopecia areata.
January 2023 in “Pakistan Armed Forces Medical Journal” Vitamin D levels are not linked to Alopecia Areata.
April 2016 in “Journal of Investigative Dermatology” Lithocholic acid helps hair growth and regeneration in alopecia by activating vitamin D receptors.
May 2024 in “International journal of research in dermatology” Low vitamin D levels are linked to increased risk of male pattern baldness.
October 2004 in “Radiotherapy and oncology” Active vitamin D3 might protect hair follicles from radiation damage.
18 citations
,
October 2017 in “Drug Design Development and Therapy” DA-9401 helps protect rat testis from finasteride damage.
8 citations
,
November 2015 in “Saudi Journal of Biological Sciences” A mix of Panax ginseng and bee-pollen may help prevent prostate enlargement in rats.
3 citations
,
November 2020 in “Biological Trace Element Research” Men with hair loss may lack zinc, copper, and vitamin D; supplements could help.
13 citations
,
December 1940 in “The journal of nutrition/The Journal of nutrition” Lack of certain vitamins causes fur loss and greying in silver foxes.
August 2025 in “Japan Journal of Clinical & Medical Research” Many people in Misurata City have low vitamin D, especially women and those aged 35-45, with levels dropping in winter and spring.
November 2022 in “Gene Cell and Tissue” Zinc deficiency might affect vitamin B12 levels.