NEW! Sugar Free! 500mg Calcium 1000 IU Vitamin D3. 25% fewer calories and twice as much Vitamin D as Viactiv® Calcium. 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 Viactiv® Calcium. 2.5 times as much Vitamin D as Caltrate® Chews. Only 15 calories per serving. Sugar free. 25% fewer calories than Viactiv® Calcium. 40 mcg Vitamin K - Helps support bone health. . Great taste fewer calories. A delicious convenient way to help meet your daily calcium needs.