Support your skeletal health with the natural power of the ocean. Mason Natural® Oyster Shell Calcium provides 500 mg of elemental Calcium per tablet to promote strong bones and healthy teeth. To ensure maximum benefit, this formula is enhanced with Vitamin D3 (Cholecalciferol), which is essential for efficient calcium absorption and immune system support. Regular intake of calcium and vitamin D, as part of a healthy diet, may reduce the risk of osteoporosis in later life. This 100-tablet bottle offers a convenient and high-quality daily supplement for adults looking to maintain bone density and overall muscular function.