Extra StrengthDietary SupplementAward WinningChildLife® Clinicals Bone Health provides Calcium and Magnesium combined with Vitamin D3 and Vitamin K2 in a balanced, absorbable, great tasting formula. These are the primary nutrients required for supporting healthy bones.As your child grows and develops, Calcium is the most abundant mineral found in their body, (comprising approx. 2% of total body weight), with 99% of the total calcium being found in the bones and teeth. For optimum absorption and utilization, studies suggest Calcium should be combined with Magnesium, Vitamin D, Vitamin K2 and Zinc. These nutrients help support and establish the very foundation for your child's structural growth and integrity.ChildLife® Clinicals uses only the highest quality ingredients. Gluten free, alcohol free, casein free. Contains no milk, eggs, wheat, yeast, or corn. No artifical colors, flavors, or sweeteners.