Calcium Supplement. 500 mg calcium, 1000 IU vitamin D3. Sugar free! New! 25% fewer calories (15 calories per chew vs Viactiv 20 calories per chew) and twice as much vitamin D as Viactive calcium (1000 IU vitamin D per chew vs Viactive 500 IU per chew). Questions or comments? Please call 1-866-511-9328. Visit our website at www.citracal.com. Why choose Citracal sugar free calcium chews? 500 mg calcium. Helps maintain strong bones; 1000 IU Vitamin D3. Helps with calcium absorption. Twice as much vitamin D as Viactive calcium (1000 IU vitamin D per chew vs Viactive 500 IU per chew). 2.5 times as much vitamin D as Caltrate Chews (1000 IU vitamin D vs Caltrate 400 vitamin D); Only 15 calories per serving. Sugar free. 25% fewer calories than Viactiv calcium (15 calories per chew vs Viactiv 20 calories per chew); 40 mcg vitamin K. Helps support bone health. From Citracal, number 1 doctor recommended calcium brand. Great taste, fewer calories (15 calories per chew vs Viactive 20 calories per chew). A delicious, convenient way to help meet your daily calcium needs. Does not contain gluten. Bayer, the Bayer Cross and Citracal are registered trademarks of Bayer. Viactive is a registered trademark of McNeil Nutritionals, LLC. Caltrate is a registered trademark of Wyeth Holdings Corporation. (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). Made in the USA of US and Imported Materials.