Participants were randomized into one of four groups, receiving either 200, 1000, 2000, or 4000 international units (IU) per ...

Participants were randomized into one of four groups, receiving either 200, 1000, 2,000, or 4,000 international units (IU) per day of vitamin D3 supplementation. Blood levels of the markers of ...

A recent study has found that Vitamin D supplements do not reduce the risk of heart disease, despite earlier research ...