Nature Made Calcium 500 mg with Vitamin D can help maintain and build strong bones and teeth. Adequate calcium in a healthy diet may help prevent osteoporosis but most adults, especially women, fall short of their daily calcium requirements. Nature Made Calcium 500 mg with Vitamin D can help maintain and build strong bones and teeth. Each tablet provides 500 mg of Calcium and 400 IUs of Vitamin D-3 an essential nutrient for calcium absorption. One tablet taken twice daily, meets recommended daily Calcium requirements for adults age 18 to 50. Adequate Calcium and Vitamin D in a healthful diet is important for teen, young adult and post menopausal women. Vitamin D improves Calcium absorption. Helps build strong bones and teeth May reduce the risk of osteoporosis Helps support healthy muscle contraction Nature Made Calcium 500 mg with Vitamin D is guaranteed to meet our high quality standards – it is made from carefully selected ingredients under strict manufacturing processes. United States Pharmacopeia (USP) Verified Formulated for easy absorption No Artificial Colors, Flavors, or Preservatives No Yeast or Gluten OTHER INGREDIENTS: Cellulose Gel, Maltodextrin, Croscarmellose Sodium, Hydroxypropyl Methylcellulose, Magnesium Stearate, Polyethylene Glycol, Corn Starch, Gelatin. As ingredients may change from time to time, please check the label on the bottle.