Medically reviewed by Elizabeth Barnes, RDN Vitamin D helps regulate calcium and phosphorus levels to maintain strong bones, ...

It supports bones, mood, immunity, healthy pregnancies, and more, whether from sunlight, food, or supplements.Jump to Key ...

A new study finds that safe levels of vitamin D supplementation can promote longevity by reducing a certain type of cellular ...

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

There is evidence that suggests a connection between vitamin D blood levels and cardiovascular disease, the atherosclerotic variety in particular. Researchers from Germany took a closer look at ...

A new study suggests that vitamin D supplementation may help preserve the lengths of the protective caps at the ends of ...

Vitamin D supplements may help prevent the loss of telomeres, DNA sequences that shrink with aging, a large study shows. But ...

Researchers of a trial called VITAL, which tracked women and men over 50 for five years, found that vitamin D supplements may help slow biological aging by as much as three years. Another popular ...

Discover how Vitamin D deficiency drains energy & slows workout recovery. Learn causes, testing, and solutions to boost your gains.