7 citations
,
March 2002 in “AIDS” Indinavir, especially with vitamin A, may cause bone changes, but switching to nelfinavir can reduce these effects.
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.
1 citations
,
March 2015 in “PubMed” Vitamin D helps treat psoriasis by promoting skin cell differentiation and reducing growth.
100 citations
,
October 1986 in “Clinical Endocrinology” Alopecia indicates more severe resistance to 1,25-dihydroxyvitamin D.
18 citations
,
November 2009 in “Calcified tissue international” A genetic mutation caused severe rickets and alopecia in an Indian patient, but high-dose calcium and phosphate treatment improved their condition.
37 citations
,
October 2006 in “Archives of Biochemistry and Biophysics” A unique gene mutation causes vitamin D-resistant rickets without causing hair loss.
36 citations
,
January 2010 in “Journal of Pediatric Endocrinology and Metabolism” A new gene mutation causes vitamin D resistance and hair loss in two unrelated girls.
More research is needed to confirm if vitamin D helps improve pregnancy rates in women with hyperandrogenic PCOS.
January 2015 in “OhioLink ETD Center (Ohio Library and Information Network)” Balanced vitamin A is essential for healthy hair, as too much or too little can cause hair loss.
July 2025 in “Food Science & Nutrition” Vitamin D supplements improve hair growth and metabolism in rabbits.
April 2024 in “Nepal journal of dermatology, venereology & leprology” Vitamin D is important for skin health and can help treat and prevent various skin conditions.
April 2026 in “Global Journal of Health Science” Micronutrient deficiencies are common in hypothyroidism-related hair loss, so monitoring these nutrients may help manage hair health.
January 2015 in “Indian Journal of Dermatology, Venereology and Leprology” The document concludes that various skin conditions have specific characteristics and treatments, and highlights the importance of vitamin D in managing these dermatological issues.
20 citations
,
February 1977 in “The anatomical record” Excess vitamin A changes skin and hair follicle development and affects polysaccharide distribution.
10 citations
,
January 2013 in “TURKISH JOURNAL OF MEDICAL SCIENCES” Low vitamin D levels can lead to increased parathyroid hormone levels.
2 citations
,
July 2022 in “Pediatric dermatology” A toddler with a rash and developmental delays improved after treatment for severe malnutrition caused by a diet lacking in protein.
8 citations
,
March 2011 in “Endocrine” A new gene mutation causes vitamin D-resistant rickets and hair loss in two siblings.
3 citations
,
July 1992 in “Clinics in Dermatology” Vitamin D helps regulate calcium levels in the body.
55 citations
,
July 1983 in “Journal of the American Academy of Dermatology” Biotin supplements can effectively treat hair loss and skin issues in certain enzyme deficiencies.
March 2023 in “Mağallaẗ wāsit li-l-ʿulūm wa-al-ṭibb” A rare biotin deficiency in an Iraqi family caused severe symptoms but was successfully treated with lifelong biotin.
3 citations
,
January 2009 in “Annals of King Edward Medical University” Most urban, well-fed people in Pakistan have severe vitamin D deficiency and show symptoms.
June 2025 in “British Journal of Dermatology” Premature canities is linked to low vitamin D and B12, family history, and higher MHR.
166 citations
,
November 2008 in “Expert Review of Endocrinology & Metabolism” Biotin and biotinidase are essential to prevent health issues, and deficiencies require lifelong supplementation.
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.
1 citations
,
January 2020 in “Journal of Crohn's and colitis” Many people with inflammatory bowel disease have a vitamin C deficiency, which can lead to scurvy symptoms.
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.
52 citations
,
August 1993 in “Clinical endocrinology” Intravenous and oral calcium effectively treated vitamin D dependent rickets type II, improving growth and bone health.
January 2019 in “Egyptian Journal of Obesity, Diabetes and Endocrinology” People with polycystic ovary syndrome often have low levels of vitamin D.
12 citations
,
September 1997 in “PubMed” Vitamin D could be important for many skin functions and synthetic versions may treat various skin diseases.