Vitamin D is one of the most widely used dietary supplements in the United States, yet many people take it incorrectly. From ...

Sunlight helps your body produce vitamin D, but the same UVB rays that trigger vitamin D synthesis also damage skin cells and increase skin cancer risk. Dermatologists do not recommend unprotected sun ...

Jillian Kubala, MS, is a registered dietitian based in Westhampton, NY. Jillian uses a unique and personalized approach to help her clients achieve optimal wellness through nutrition and lifestyle ...

Five to 30 minutes of sun exposure on most days can help your body make vitamin D. Factors like time of day, clothing, and season can affect how much vitamin D your body makes from sunlight. Too much ...

Medically reviewed by Jamie Johnson, RDN Key Takeaways Too much vitamin D from supplements can lead to harmful blood levels, ...