October 2004 in “Radiotherapy and oncology” Active vitamin D3 might protect hair follicles from radiation damage.
185 citations
,
June 2011 in “Molecular and cellular endocrinology” Skin cells produce and activate vitamin D, which regulates skin functions and supports hair growth.
49 citations
,
November 2013 in “The Journal of Steroid Biochemistry and Molecular Biology” Vitamin D receptor helps control skin cell growth and hair development.
14 citations
,
January 2008 in “Dermatology” Vitamin D made by the skin plays a role in immune defense and skin health, and more research is needed to understand its full effects.
16 citations
,
February 2005 in “British journal of dermatology/British journal of dermatology, Supplement” Lack of Vitamin D receptor changes skin structure and increases certain immune cells in the skin.
September 2005 in “CRC Press eBooks” Vitamin D is important for skin cell growth and health, and its active form and receptor play key roles in skin and hair processes.
January 2012 in “Human health handbooks” The skin produces and uses vitamin D for bone health, cell growth, and immune function.
December 2009 in “Expert review of dermatology” Vitamin D may help protect against nonmelanoma skin cancer.
June 2024 in “The Journal of Nutritional Biochemistry” 1,25-(OH)2D3 helps hair grow by blocking certain harmful signals.
January 2006 in “Actualidad laboral” Vitamin D3 analogs can stimulate hair growth in mice with alopecia.
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.
50 citations
,
September 2009 in “Molecular Genetics and Metabolism” A new gene mutation causes vitamin D resistance and rickets, treatable with calcium therapy.
6 citations
,
January 2014 in “Journal of pediatric endocrinology & metabolism/Journal of pediatric endocrinology and metabolism” Three siblings with a genetic form of rickets showed different symptoms of the disease.
January 2024 in “Fitoterapia” Vitamin D3 is crucial for immune and bone health, with most consumers being women who follow doctor advice.
158 citations
,
August 2011 in “Reviews in endocrine and metabolic disorders” Vitamin D and its receptor regulate skin functions like cell growth, immunity, hair cycle, and tumor prevention.
4 citations
,
May 2021 in “Molecules” The hair test for vitamin D could be a useful alternative to blood tests, providing a longer-term vitamin D status, but more research is needed.
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.
48 citations
,
January 2015 in “Indian Journal of Dermatology, Venereology and Leprology” Vitamin D is important for skin health and can help treat psoriasis, atopic dermatitis, and vitiligo.
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.
August 2024 in “Receptors” Vitamin D receptor is crucial for skin wound healing.
7 citations
,
May 1985 in “Archives of dermatology” Vitamin D is important for more than just bone health.
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.
13 citations
,
April 1994 in “Baillière's clinical endocrinology and metabolism” Some people have genetic mutations that make them resistant to vitamin D, leading to rickets even with enough vitamin D intake.
55 citations
,
May 1985 in “Archives of Dermatology” Calcitriol-resistant rickets is an inherited disorder that affects hair growth and causes hair loss.
October 2023 in “Apollo medicine” The skin acts like an endocrine organ, producing hormones that affect various body functions and skin health, and understanding this can lead to new treatments.
January 2025 in “SKIN The Journal of Cutaneous Medicine” Calcipotriol's effectiveness for treating alopecia areata is unclear and needs more research.
10 citations
,
October 1993 in “Archives of dermatological research” Vitamin D compounds may help treat psoriasis by promoting skin cell differentiation.
119 citations
,
July 2016 in “Annals of the New York Academy of Sciences” Vitamin D has potential benefits for cancer prevention, heart health, diabetes, obesity, muscle function, skin health, and immune function, but clinical results are mixed and more research is needed.
29 citations
,
December 2017 in “International Journal of Dermatology” People with alopecia areata often have lower vitamin D levels, which are linked to more severe and longer-lasting hair loss, but vitamin D receptor levels in the skin don't show the same pattern and don't predict treatment success.
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.