21st century calcium magnesium zinc d3 isi 90

May Reduce the Risk of Osteoporosis** Mineral Supplement Guaranteed Quality - Laboratory Tested Healthy You, Healthy Earth Calcium is the primary mineral responsible for strong bones and Magnesium plays an essential role in proper bone mineralization. Calcium and Magnesium are also involved in muscle contractions and nerve impulses. Zinc is involved in the synthesis of collagen in bone tissue while Vitamin D3 helps your body absorb Calcium from the diet. Because the body cannot produce these nutrients, a balanced diet, regular exercise, healthy lifestyle choices and adequate intake of Calcium, Magnesium, Zinc and Vitamin D3 can play a role in maintaining bone health.