Supplement. Formulated for easy absorption. Helps build strong bones and may help prevent osteoporosis. Adequate calcium in a healthful diet is important for teen, young adult and post menopausal women. Vitamin D improves calcium absorption. No artificial flavors. No preservatives. No yeast, starch, or gluten. Calcium with Vitamin D softgels are made to Nature Made"s guaranteed purity and potency standards.