Foods high in Vitamin D include: cod liver oil, salmon, tuna, milk, yogurt, and cheese. Many foods are fortified with vitamin D, but the single best way to get Vitamin D is to expose your skin to the sun 10-15 minutes a week, as sunlight triggers Vitamin D production by the skin. [19] X Research source Stay out of the sun and don't use tanning beds. Sun (and tanning beds) can damage your skin cells because of damaging UVB radiation. If you are using certain acne medications or certain other types of medication, you should know that some medications can make your skin even more sensitive to the sun. [10] X Trustworthy Source American Academy of Dermatology Professional organization made of over 20,000 certified dermatologists Go to source

This article was co-authored by Mohiba Tareen, MD. Mohiba Tareen is a board certified Dermatologist and the founder of Tareen Dermatology located in Roseville, Maplewood and Faribault, Minnesota. Dr. Tareen completed medical school at the University of Michigan in Ann Arbor, where she was inducted into the prestigious Alpha Omega Alpha honor society. While a dermatology resident at Columbia University in New York City, she won the Conrad Stritzler award of the New York Dermatologic Society and was published in The New England Journal of Medicine. Dr. Tareen then completed a procedural fellowship which focused on dermatologic surgery, laser, and cosmetic dermatology. Try to make at least half of your plate is made up of vegetables, particularly at dinner. [18] X Research source If you do spend time outside, put on sunscreen to help protect your skin. [11] X Expert Source Mohiba Tareen, MD

Eat a healthy diet. This will help you ensure that you are getting the appropriate nutrients to keep your skin healthy. The vitamins that appear to be most important for the skin are vitamins A and D. In addition, consuming enough omega-3 fats can benefit those with acne. [16] X Research source Smith RN, Braue A, Varigos GA, et al. The effect of a low glycemic load diet on acne vulgaris and the fatty acid composition of skin surface triglycerides. J Dermatol Sci. 2008;50:41–52. [17] X Research source