Boston, MA— Researchers from Boston University School of Medicine (BUSM) have found that vitamin D2 is equally as effective as vitamin D3 in maintaining 25-hydroxyvitamin D status. The study appears ...

Holick MF, Biancuzzo RM, Chen TC, et al. Vitamin D2 is as effective as vitamin D3 in maintaining circulating concentrations of 25-hydroxyvitamin D. J Clin Endocrinol Metab 2008;93:677-681. This new ...

Vitamin D deficiency is associated with an increased risk of rickets, osteomalacia, cardiovascular conditions, and autoimmune diseases. Vitamin D2 and vitamin D3 are the two forms of vitamin D, and ...

Vitamin D is an essential nutrient in the human body and plays a major role in maintaining cognitive function, immune health and bone health. Even if you are not vitamin D-deficient, you may not be ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." The supplement aisle can be chaotic — an endless wall of brands and formulations to supposedly support ...

Vitamin D (calciferol) is a fat-soluble vitamin that helps support strong bones, maintain muscle function, strengthen the immune system, and promote mental well-being. Vitamin D has two forms: vitamin ...

Note: The U.S. Food and Drug Administration (FDA) does not approve supplements for safety or effectiveness. Talk to a healthcare professional about whether a supplement is the right fit for your ...

"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 ...