USP. Coated for easy swallowing. Calcium is the primary mineral responsible for strong bones. The body also uses Calcium for proper muscle contraction and nerve function. Because the body cannot produce Calcium, a balanced diet, regular exercise, healthy Calcium, Magnesium, and Zinc These convenient caplets feature a high-potency combination of bone-healthy calcium, magnesium, zinc, and vitamin D.* Calcium is the primary mineral responsible for bone strength, magnesium and vitamin D are essential for proper bone mineralization, and zinc is involved in the synthesis of collagen in bone tissue.* Coated for easy swallowing, these caplets provide multiple levels of powerful support for strong, healthy bones.* Adequate calcium and vitamin D throughout life, as part of a well-balanced diet, may reduce the risk of osteoporosis.* All of us have probably experienced occasional joint stress or stiffness due to exercise, everyday activities, and the natural aging process. Nature's Bounty bone and joint support supplements provide the nutrients responsible for joint mobility and flexibility and help to maintain bone strength and well-being.* Health-conscious people have trusted Nature's Bounty for decades. Our dedication to quality, consistency, and scientific research has resulted in vitamins and nutritional supplements of unrivaled excellence. By combining the latest breakthroughs in nutritional science with the finest ingredients, Nature's Bounty is proud to provide you with supplements of unsurpassed quality and value. Nature's Bounty supplements are overseen by scientists, manufacturing specialists, and quality experts, each one dedicated to maintaining the highest quality standards. As part of a commitment to quality, Nature's Bounty only uses ingredients from suppliers that meet stringent Quality Assurance Standards, as well as GMP food quality standards. Every Nature's Bounty product is subjected to numerous quality tests and assays throughout the manufacturing process to verify purity and full potency. Nature's Bounty Calcium-Magnesium-Zinc (100 Caplets, Pack of 6). May reduce the risk of osteoporosis Features highly absorbable forms of calcium and magnesium Just one caplet a day promotes bone strength, structure and well-being