Did you know that most people are deficient in Vitamin D It is a fast-growing epidemic. A 2010 study at the University of Copenhagen found that Vitamin D is crucial to activating our immune defenses. In fact, without sufficient intake of Vitamin D, the immune system can't fight off serious infections. Dr. Newton's Naturals Vitamin D3 Fast Melts give you an easy, quick and effective way to supplement the Vitamin D3 you need for your immunity, bone density, and energy. Dissolve 1 tablet in the mouth. Store container tightly closed in a cool, dry place. For adult use only. Does not contain any of the major food allergens: soy, milk, egg,fish,crustacean shell fish, tree nuts, wheat, peanuts, Gluten Free.