Calcium 600+d plus minerals provides calcium and vitamin D3 plus extra minerals to help maximize calcium absorption that supports healthy bones, joints and muscles. No added sugar, yeast or preservatives. 21st century vitamins and supplements are manufactured in a CGMP facility under the strictest standards for product quality, including potency and purity. 21st century prides itself on providing you with a great product at the best value. Caltrate is a registered trademark of wyeth holdings corp., madison, this statement has not been evaluated by the food and drug administration. This product is not intended to diagnose, treat, cure, or prevent any disease.