Calcium is an essential mineral that helps keep bones strong and healthy. We combined it with vitamin D and magnesium, which helps aid calcium absorption. Plus, magnesium takes part in over 300 biological functions in the body, so you know it’s good for you. Our Calcium Greens tablets also have vitamin K, making them a great source of several essential vitamins and minerals. This powerful blend of nutrients helps support strong bones and teeth, healthy muscles and healthy nerve function.