1500 mg Calcium and 1000 IU Vitamin D per serving. Contributes to bone strength and well-being. A high-potency source of Calcium and Vitamin D. Since your body cant produce Calcium on its own, a balanced diet, regular exercise, healthy lifestyle choices and adequate intake of Calcium and Vitamin D can play a role in maintaining strong, healthy bones for years to come. These statements have not been evaluated by the Food and Drug Administration. These products are not intended to diagnose, treat, cure or prevent any disease.