They may recommend taking a high dose of vitamin D for the first few weeks just to try and get you back to normal. You’ll want to test again about six months later to see if that supplementation was ...

Discover how vitamin D from fish, mushrooms, fortified foods, and supplements plays a critical role in preventing deficiency ...

The National Institutes of Health reports that one in four Americans is deficient in Vitamin D. This essential nutrient is especially important as we head into the cooler weather in fall and winter.

Vitamin D2 supplements may lower blood levels of vitamin D3, which the body uses more effectively. Vitamin D2 comes from ...

You've probably wondered-maybe even worried-about keeping your memory sharp as the years go by. With so much conflicting advice out there about brain games and supplements, it's natural to feel ...

Vitamin D supplements could help protect the caps on our chromosomes that slow aging, sparking hopes the sunshine vitamin might keep us healthier for longer, a recent study suggests. The researchers ...

Previous research has linked a common vitamin to a slowdown in aging — and now a new Harvard study appears to confirm those findings. The study, which was published in The American Journal of Clinical ...

Dervla Kelly does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond their ...

What Exactly Is Vitamin D? Despite its name, vitamin D isn't a vitamin—it's a hormone. Unlike traditional vitamins that we must obtain solely from food, our bodies can produce vitamin D naturally when ...

There’s new evidence that taking vitamin D supplements can help offset biological aging at the cellular level, according to researchers from Brigham and Women’s Hospital and Harvard University. The ...

All products featured on Vogue are independently selected by our editors. However, we may receive compensation from retailers and/or from purchases of products through these links. But why should you ...

Vitamin D is a health superstar, supporting your body from head to toe. Research suggests that it plays a key role in building strong bones and muscles, keeping your immune system and your ...