Calcium is the primary mineral responsible for strong bones.**The body also uses Calcium for proper muscle contraction,nerve function and heart function.* Vitamin D assists inCalcium absorption and maintaining a healthy immune system.**Because the body cannot produce Calcium, a balanceddiet, regular exercise, healthy lifestyle choices and adequateintake of Calcium and Vitamin D can play a role in maintainingoptimal bone health.***Adequate Calcium and Vitamin D throughout life, as part of a well-balanced diet, may reduce the risk of osteoporosis.