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.

Learn how vitamin D and calcium work together to promote bone health. Vitamin D helps your body absorb and use calcium, which is essential for building strong bones.

Vitamin D reports can be misleading due to differing units of measurement, ng/mL and nmol/L. A reading of '50' can signify excellent health in one unit but worryingly low levels in another. This ...

Fact checked by Nick Blackmer Vitamin D directly supports immune health; vitamin E’s immune benefits are indirect and limited ...

Taking omega-3 and vitamin D supplements together may help reduce pain, slow biological aging, improve bone health, and help ...

Vitamin D plays a large role in overall health, but it can be challenging to absorb sufficient levels – especially in the colder months. A Baylor College of Medicine expert provides tips on how to ...

Like other vitamins, vitamin D is a substance needed for health but only in tiny amounts. Unlike other vitamins, it doesn't occur naturally in many foods (except seafood, mushrooms, and egg yolks), ...

Rachael Link is a registered dietitian and health writer based in San Francisco. She completed her undergraduate degree at the University of Central Missouri and holds a master’s degree from New York ...

Many people who have chronic obstructive pulmonary disease (COPD) don’t get enough vitamin D. If that applies to you, you may be able to stave off some complications that COPD can cause if you can get ...

When you buy a carton of milk, you may notice that some brands state on the front of the label that they contain vitamin D. In reality, almost all pasteurized cow’s milk, as well as many brands of ...