Caltrate 600 Plus D3 Tablet Minerals Calcium and Vitamin D Supplement Tablets, Bone Health and Mineral Supplement for Adults 165 Count Caltrate 600 Plus D3 Plus Minerals Calcium and Vitamin D Supplement Tablets contain calcium with vitamin D for bone strength, plus collagen-supporting minerals (3) to help your bones stay flexible. (2) Each bone supplement tablet contains 600 mg of calcium carbonate, a concentrated form of calcium, to support healthy bones and muscles.