Question: what is the best vitamin supplement for the skin?
Answer: Vitamin C. This vitamin is especially useful for people who have a lighter complexion. ... 
Vitamin E. This is one of the vitamins that work alongside vitamin C. ... 
Zinc. An often-overlooked nutrient is zinc, but it is one of the most important for the skin, especially after an injury. ... 
Selenium. ... 
Fatty Acids. ... 
Vitamin D.