28 citations,
March 1986 in “The American journal of medicine” Too much vitamin A can cause liver damage and skin issues.
October 2020 in “Our Dermatology Online” Skin changes and high vitamin B12 levels can be early signs of cancer.
97 citations,
March 2009 in “Journal of steroid biochemistry and molecular biology/The Journal of steroid biochemistry and molecular biology” Balanced vitamin D levels are crucial to delay aging and prevent related diseases.
86 citations,
June 2017 in “Anais Brasileiros de Dermatologia” Antioxidants can benefit skin health but should be used carefully to avoid negative effects.
70 citations,
June 2010 in “Clinics in Dermatology” Certain groups may need vitamin supplements to improve hair health and prevent other health problems.