Calcium 500mg Tablets contain Calcium, which is one of the most important minerals in the body. Calcium contributes to the maintenance of strong bones and healthy teeth. It also contributes to normal function of digestive enzymes and normal energy yielding metabolism. It plays an important role in the maintenance of normal nervous system function, heartbeat, muscle and other vital organs. Calcium 500mg Tablets from HealthAid are specially formulated with added vitamin D for optimum absorption. They also contain Inulin, a Fructose Oligosaccharide (FOS), which is beneficial for the maintenance of optimum gut health. It offers a great taste and is tooth friendly.