Why Does Vitamin D Matter?

New tests and studies continue to reveal exciting information about the power of vitamin D in maintaining good health and preventing major illnesses. Why Does Vitamin D Matter? not only covers vitamin D basics, but also explores the science of the vitamin D receptor (VDR), the protein that binds to the active metabolite of vitamin D to fulfill biochemical functions, it explains how vitamin D analogs that directly activate the VDR. Readers will find this e-book informative, not only from the scie