Fructose Free Xylitol Formula. 2 Daily. Bone-a-Saurus chewables are a great way to provide Calcium supplementation for kids. The bone-shaped chewables are intended to provide today's child with the extra Calcium needed to help support bone growth and metabolism. Maintaining adequate Calcium intake is necessary in developing peak bone mass. Vitamin D has been added for its essential role in bone health and to aid with Calcium absorption. With new FizzActiv™ technology each bone-shaped chewable packs a sensational surge of cherry flavor while the fizz is like a tidal wave of fun sure to bring kids coming back for more.