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 600mg 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, offers a great taste and is tooth-friendly.