Bluey Bone Support Gummies have been designed for kids aged 3 - 12 years of age. The gummies are a convenient and tasty way to consume Vitamin D3 & K2 daily to contribute to the maintenance of normal bones, teeth and normal blood calcium levels. Vitamin D is needed for normal growth and development of bone in children. Vitamin D is needed for normal growth and development of bone in children. Vitamin D contributes to normal blood calcium levels. Vitamin D contributes to the maintenance of normal bones and teeth. Vitamin K contributes to the maintenance of normal bones.