A daily vitamin D supplement can support bone strength, muscle function, and balance—especially in people who are vitamin D ...

Few nutrients seem to get as much attention as vitamin D does. Taking a supplement has been touted as an effective way to ...

Too much vitamin D, or vitamin D toxicity, happens due to a buildup of calcium in the blood (hypercalcemia), which can be ...

A new study found that vitamin D supplementation improved a key marker of biological aging—but it's probably too soon to rush ...

Medically reviewed by Allison Herries, RDN Key Takeaways Vitamin D plays a vital role in overall health. It is a fat-soluble ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." There are some supplements that you can take whenever and wherever, regardless of the time of day, what ...

"They can be unnecessary at best, and harmful at worst," she said ...

A vitamin D deficiency is common, but can be hard to notice. Experts say there are some unexpected symptoms linked to low vitamin D.

It’s important to specifically look for a vegan vitamin D supplement because standard vitamin D supplements often aren’t ...

Scientists are still untangling why the nutrient gap persists—and what it reveals about how women’s health is studied and treated.