Over the past ten years, more than 30,000 manuscripts have been published worldwide

In all species tested, except humans, biological differences between vitamins D2 and D3 a

We recommend screening for vitamin D deficiency in individuals at risk for deficiency.

Once foods were fortified with vitamin d and rickets appeared to have been conquered

Serum 25-hydroxyvitamin D [25(OH)D] concentration has been linked to mortality in several studies

Vitamin D has been produced by phytoplankton for more than 500 million years

During the past decade, major advances have been made in vitamin D research that transcend the simple concept

Vitamin D, the sunshine vitamin, has been made on earth for at least 750 million years.