This listing is for (4) Bottles. Quality Heritage Trust Since 1936 New Look Supports Healthy Bones & Teeth 800 IU Vitamin D3 Per Serving for Better Calcium Absorption Dietary Supplement Calcium and Vitamin D help build and maintain strong bones. Adequate Calcium and Vitamin D are important factors that may reduce the risk of osteoporosis. A healthy diet and physical activity are also important in maintaining bone health. Schiff Super Calcium 1200 mg also provides 800 IU Vitamin D per serving to help build healthy bones and teeth, reduce bone loss and improve the absorption of calcium. Schiff Sure Dissolve softgels are formulated to disintegrate within one hour. Calcium carbonate promotes strong bones and teeth and assits muscle, nerve, hormone and enzyme function Magnesium helps promote cardiovascular health Vitamin D3 and magnesium regulate the absorption of calcium carbonate Supports Healthy Bones & Teeth 800 IU Vitamin D3 Per Serving for Better Calcium Absorption