Previous research has shown that vitamin D deficiency can increase the risk of multiple sclerosis (MS) — and a new study ...

The majority of vitamin D intake should come from food. The maximum safe dose of vitamin D3 is 4,000 IU per day. Do not exceed this amount without consulting a healthcare provider. Whether you are ...

In short, while having low vitamin D levels is linked to a higher risk of heart disease, this new study shows that simply ...

In the United States, the Food and Drug Administration (FDA) does not regulate supplements the way it regulates prescription drugs. That means some supplement products may not contain what the label ...

Included patients will be randomly assigned to 12 weeks of treatment with cholecalciferol (vitamin D3) 4000 IU/day or placebo. The study will start in November 2017 and will finish in December 2019.

Vitamin D supplementation (D3 or 25[OH]D) was likely not significantly associated with protection against acute respiratory infection.

You've likely heard about vitamin D's important role in maintaining strong bones and teeth. But it also plays several other ...

R.D. There is some truth to the notion that vitamin D3 can help increase magnesium absorption in the intestine, and that magnesium can help the liver and kidneys metabolise vitamin D. However ...