Cholecalciferol, also known as vitamin D3, is an important nutrient that helps the body absorb calcium and promote bone health. Cholecalciferol drops are a common supplement used to provide children with adequate levels of vitamin D. When giving KCC D3 drops Junior to kids, it is important to follow the recommended dosage guidelines provided by a healthcare professional. The appropriate dosage may vary depending on the age and weight of the child. It is also important to store cholecalciferol drops in a cool, dry place and to keep them out of reach of children.