October 2024 in “Journal of the Endocrine Society” A rare genetic mutation causes resistance to vitamin D, leading to severe rickets and requiring high doses of calcium and vitamin D for treatment.
July 2022 in “International Journal of Contemporary Pediatrics” Two siblings with a rare type of rickets and hair loss had low vitamin D levels, which is not typical for their condition.
70 citations,
November 1984 in “Cell & tissue research/Cell and tissue research” Vitamin D3 affects cell differentiation in specific skin areas.
1 citations,
January 1998 in “International journal of cancer” Rubbing vitamin D3 on skin can help prevent hair loss from chemotherapy and slow breast tumor growth in mice.
18 citations,
June 2001 in “Journal of Investigative Dermatology” Adding a specific gene to skin cells can help treat skin disorders like psoriasis.
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.
6 citations,
August 1989 in “European journal of pediatrics” Child with rickets improved with a specific vitamin D therapy, but alopecia did not change.
November 2022 in “Journal of the Endocrine Society” Estrogen deficiency can reduce the enzyme activity needed to activate vitamin D.
1533 citations,
October 2008 in “Endocrine reviews” Mice without the vitamin D receptor have bone issues and other health problems, suggesting vitamin D is important for preventing various diseases in humans.
12 citations,
September 2014 in “Bone” A vitamin D receptor mutation causes rickets and affects immune responses.
11 citations,
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.
August 2024 in “Receptors” Vitamin D receptor is crucial for skin wound healing.
17 citations,
April 2007 in “Kidney international” Vitamin D boosts a specific gene activity in kidney cells that could improve heart and kidney function.
January 2020 in “Journal of quality in health care & economics” Most women with depression in the study had low vitamin D levels.
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.
September 2023 in “International Journal of Trichology” Oral Vitamin D can improve hair density and reduce hair loss in Telogen Effluvium patients.
23 citations,
October 2009 in “Gastroenterology” Vitamin D is crucial for bone health and preventing serious diseases.
5 citations,
June 2020 in “Experimental dermatology” Redheaded people may have evolved to efficiently make vitamin D in areas with less sunlight.
50 citations,
October 1986 in “European journal of pediatrics” A boy with severe Vitamin D-resistant rickets did not respond to treatment and lacked a common symptom, suggesting a need for alternative treatments.
6 citations,
June 2018 in “Journal of pediatric endocrinology & metabolism/Journal of pediatric endocrinology and metabolism” Patients with the same genetic mutation for vitamin D-resistant rickets showed different symptoms but all improved with treatment except for hair loss.
18 citations,
July 2010 in “Journal of steroid biochemistry and molecular biology/The Journal of steroid biochemistry and molecular biology” The vitamin D receptor helps regulate skin and hair health independently of its usual vitamin D ligand.
10 citations,
May 2017 in “PLOS ONE” Men and premenopausal women in Korea show different patterns in iron and vitamin D levels, with no clear pattern for postmenopausal women.
32 citations,
July 2012 in “Stem Cells Translational Medicine” Vitamin D3 can help improve hair growth by enhancing the function of specific skin cells and could be useful in hair regeneration treatments.
2 citations,
May 2022 in “Diagnostics” Vitamin D levels in hair don't match those in blood, so hair isn't a reliable indicator of Vitamin D status.
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.
11 citations,
January 2014 in “Egyptian Journal of Dermatology and Venereology” Women losing hair might have lower levels of vitamin D.
1 citations,
January 2018 in “Journal of clinical & experimental dermatology research” The study found no link between vitamin D deficiency and psoriasis but suggests more research is needed.
271 citations,
September 2008 in “Nutrition reviews” Vitamin D receptor interacts with certain dietary components to help prevent diseases and regulate hair growth.
1 citations,
June 2021 in “International Journal of Dermatology” People with alopecia areata had lower vitamin D levels, but these levels didn't relate to many aspects of the condition.
510 citations,
August 2006 in “Endocrinology” The vitamin D receptor is involved in multiple body functions beyond calcium regulation, including immune response and rapid reactions not related to gene activity.