Caltrate 600+D3 Plus Minerals Calcium and Vitamin D Supplement Tablets contain a dual action formula of calcium with vitamin D for bone strength, plus collagen-supporting minerals (3) to help your bones stay flexible. (2) Each tablet contains 600 mg of calcium carbonate, a concentrated form of calcium, to support healthy bones and muscles. (2) In addition to calcium, each tablet contains key essential minerals like zinc, copper and manganese to help support collagen production to facilitate more resilient bones that help keep you moving and doing the things you enjoy. (2) With 20 mcg of Vitamin D3 per tablet, Caltrate Plus Minerals has the most vitamin D3 to help maximize calcium absorption to support stronger, healthier bones. (1, 2) Simply take one of these calcium tablets up to two times daily with food or as directed by a physician to get the calcium and vitamin D your body needs to support healthy bones and muscles and keep you moving. (2) In addition to 600+D3 Plus Minerals Calcium and Vitamin D, Caltrate calcium supplements are also available in Original 600+D3.(1) Per tablet; among leading calcium supplement brands.(2) These statements have not been evaluated by the Food and Drug Administration. These products are not intended to diagnose, treat, cure or prevent any disease. (3) Zinc, copper and manganese.