September 2019 in “Journal of Investigative Dermatology” Retinol significantly reduces neck wrinkles.
5 citations
,
January 2006 in “Journal of obstetrics and gynaecology” Metformin can cause hair loss in some women with PCOS.
October 2021 in “DOAJ (DOAJ: Directory of Open Access Journals)” High retinol intake may worsen hair loss in alopecia areata.
October 2021 in “Journal of Investigative Dermatology” No significant link between male pattern baldness and severe Covid-19, but some shared biological pathways exist.
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.
17 citations
,
April 2007 in “Kidney international” Vitamin D boosts a specific gene activity in kidney cells that could improve heart and kidney function.
September 2024 in “African Journal of Biomedical Research” Alopecia areata patients have lower vitamin D and slightly lower copper levels, so these should be checked.
277 citations
,
July 2002 in “Molecular Endocrinology” Removing part of the vitamin D receptor stops vitamin D from working properly.
104 citations
,
May 2003 in “Endocrinology” Lampreys have a functional vitamin D receptor that may help detoxify harmful substances.
47 citations
,
July 2005 in “British Journal of Dermatology” Topical vitamin D3 does not prevent hair loss from chemotherapy.
40 citations
,
October 2002 in “Endocrinology” Vitamin D3 analogs can promote hair growth in mice genetically prone to hair loss.
32 citations
,
December 2017 in “International Journal of Molecular Sciences” Low vitamin D might be linked to certain types of hair loss, and supplements could help, but more research is needed.
1 citations
,
November 2022 in “World Family Medicine Journal /Middle East Journal of Family Medicine” People in Jeddah know about Vitamin D and its sources but are unclear on how much they need daily, and while many women take supplements, attitudes towards increasing Vitamin D levels vary.
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.
April 2016 in “Journal of Investigative Dermatology” Lithocholic acid helps hair growth and regeneration in alopecia by activating vitamin D receptors.
31 citations
,
January 2007 in “Journal of biological chemistry/The Journal of biological chemistry” Stress activates a special function of the Vitamin D receptor with the help of c-Jun, which can also prevent cell death.
19 citations
,
December 2008 in “Medical Journal of Australia” Baldness does not affect vitamin D levels in men.
10 citations
,
October 1993 in “Archives of dermatological research” Vitamin D compounds may help treat psoriasis by promoting skin cell differentiation.
5 citations
,
July 2018 in “Pediatrics” A 3-year-old girl developed scurvy symptoms that improved with vitamin C but relapsed when supplementation stopped.
3 citations
,
January 2016 in “Annals of Dermatology” Vitamin D may help reduce inflammation in acne.
1 citations
,
January 2013 in “Nasza Dermatologia Online” Vitamin B12 deficiency can cause reversible hair color loss in children.
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.
January 2023 in “PARIPEX INDIAN JOURNAL OF RESEARCH” Vitamin D Dependent Rickets Type-2A can cause complete hair loss and bone growth issues in infants.
134 citations
,
December 2018 in “Dermatology and Therapy” Some vitamins and minerals like vitamin D and iron can help with certain types of hair loss, but more research is needed for others.
18 citations
,
October 2014 in “Experimental Biology and Medicine” Eating vitamin A affects hair growth and health by changing cell signals in mice.
10 citations
,
July 2023 in “The Neuroscience Journal of Shefaye Khatam” Vitamin E and C may help slow Alzheimer's and Parkinson's progression.
5 citations
,
December 1942 in “Journal of the American Medical Association” Choline and biotin are important for liver health and preventing certain deficiencies in animals, and more research is needed to understand their benefits in humans.
August 2019 in “International journal of contemporary pediatrics” A child with a rare type of rickets showed some improvement with high doses of vitamin D, but such conditions often respond poorly to treatment.
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.
1308 citations
,
March 1998 in “Journal of bone and mineral research” The vitamin D receptor is crucial for bone health and affects various body systems, with mutations potentially leading to disease.