Vitamin D deficiency can lead to bone softening and subsequent bone pain and fractures. Learn its causes, diagnosis, treatment, and prevention.

Getting enough of the "sunshine vitamin" can be difficult in cold months.

There's no ideal time to take a vitamin D supplement for maximum absorption, but what you take it with can have an impact.

Independent consumer research platform SupplementInsight identified NUTRAHARMONY’s Vitamin D3 and K2 formulations among the ...

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

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

Vitamin D3 may be one exception as it is important to prevent and treat osteoporosis for those who are at risk. While I often hear that vitamin K2 is effective for osteoporosis (p ...

"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 ...

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

Vitamin D3 plus calcium offers no overall bone or muscle benefit in adolescents with perinatal HIV infection but appears to increase lumbar spine bone density in those with vitamin D insufficiency.

It's important not to take too much as doing so over a long period of time can cause too much calcium to build up in the body ...

In India, vitamin D deficiency levels are present in 30 – 50% population, higher than what is seen in developed countries ...