We don't yet know if vitamin D supplements can boost your immune system, as research on the topic has shown mixed results. If you want to try vitamin D supplements for better immune health, your ...

Learn the best vitamin D-rich foods, how much they provide, and why combining food, sunlight, and supplements is often the most effective approach for optimal health.

Few nutrients seem to get as much attention as vitamin D does. Taking a supplement has been touted as an effective way to slow overall aging and protect against heart disease and cancer, although ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Your body needs a wide range of vitamins and nutrients to run efficiently, but there are some that are ...