Here’s what vitamin D3 is and why your body needs it.

Note: The U.S. Food and Drug Administration (FDA) does not approve supplements for safety or effectiveness. Talk to a healthcare professional about whether a supplement is the right fit for your ...

DETERMINING THE IDEAL diet for your specific body is best left to experts. The same is true for supplement recommendations. These days, though, social media can often muddy the water between ...

Vitamin D is particularly important for women, supporting bone health and pregnancy. Learn about vitamin D, its benefits, how much women should have daily, and more.

A new study reinforces the importance of vitamin D to health, especially as the onset of winter diminishes sunlight, the most effective way humans absorb the vitamin. The study, published in the ...

Medically reviewed by Kristie Reed, PharmD Vitamin D helps your body absorb calcium, supports muscle movement, and boosts immune function. Many people take vitamin D supplements when they can’t get ...

Plus, how to tell if you need to supplement at all.

Adults and children over four years old should take 10 micrograms (400IU) of vitamin D per day during the autumn and winter.