For a limited time, you may receive either bottle while we update our packaging. Both have the same great product inside. Based on new FDA regulations, you may also notice a change in the unit of measure and/or daily value for certain products. Contains up to a 100-day supply of Nature Made Calcium 600 mg with Vitamin D, 100 softgels per bottle. Helps support strong bones. Vitamin D helps improve calcium absorption. Adults, take 1 softgel 1 to 2 times daily with water and a meal. These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease. Adequate calcium and vitamin D throughout life, as part of a well-balanced diet, may reduce the risk of osteoporosis. Adequate calcium is also important for teens and young adults and post-menopausal women.† In just one tablet, Nature Made Calcium 600 mg with Vitamin D provides 600 mg of calcium and 10 mcg (400 IU) of vitamin D3 to help meet your daily need for calcium. Calcium and vitamin D help support strong bones and teeth.† Vitamin D helps improves calcium absorption.† Two tablets provide 1,200 mg of calcium for those with a higher recommended daily allowance, such as adults 50 .