All about Vitamin D

Vitamin D & Vitamin B12 Deficiency: Causes, Symptoms and Treatment

What is vitamin D ? Vitamins are substances that your body needs to grow and develop normally. Vitamin D is a group of fat soluble secosteroids responsible for increasing absorption of calcium, magnesium and phosphate and multiple other biological effects. In humans, the most important compounds in this group are vitamin D3 and D2. You