Medically reviewed by Erika Prouty, PharmD Your body needs vitamin D to function properly, but your vitamin D level may start ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." When you decide to spend money on a vitamin or supplement, you want to be sure it delivers. Which is why ...

Vitamin D3, a form of vitamin D, promotes strong bones, good immune health, and mental well-being. You can get vitamin D3 from fortified foods, eggs, and fatty fish — or by spending time in the sun.

Vitamin D isn’t just about bone health—its other benefits include supporting your immune system, mood, metabolism, and more. Despite its incredible importance, most people still don’t get enough.

The link between vitamin D and mood is well supported by clinical research. Low vitamin D levels are strongly associated with ...

Experts explain the vitamin's impact on longevity.

Vitamin D has been in vogue lately, with claims that seem to exalt it to panacea status. Some research suggests it can help treat depression and even help prevent Covid-19 (though this claim remains ...

Editor’s Note: Sign up for CNN’s Eat, But Better: Mediterranean Style. Our eight-part guide shows you a delicious expert-backed eating lifestyle that will boost your health for life. Fish and dairy ...

Vitamin D is known to be essential to many aspects of human health — but a new study suggests that taking a certain form of it can have a negative effect. The more potent and longer-lasting form, ...

Higher doses of vitamin D3 supplementation did not significantly reduce cardiac biomarkers in older adults with low serum vitamin D levels. The STURDY trial found no significant differences in ...

Everyone knows vitamin D-- it's the nutrient we get from the sun. Vitamin D is important for several bodily functions, the main ones being bone and muscle strength and immune function. Still, about 35 ...

A viral TikTok trend is claiming that the use of several supplements can help ease anxiety. Anxiety sufferers have tested the effects of magnesium and D3 vitamins to curb their symptoms — and many ...