Calcium supplementation for 2-year-old children can give the baby more calcium-rich foods, can also give the baby supplement calcium gluconate, calcium carbonate, but take the baby more sunshine, outdoor exercise, can also give the baby supplement calcium and vitamin D complex preparation, but need to pay attention to the child can not be overdosed with calcium. Calcium supplementation for 2-year-old children can be supplemented through food, let the baby eat more calcium-rich foods, such as lean meat, eggs, milk, shrimp, etc.; can also be oral calcium gluconate, calcium carbonate to give the baby calcium supplementation, but need to pay attention to, should take the baby to participate in more outdoor sports or more sunshine, to promote the baby’s skin synthesis of vitamin D, in order to promote calcium absorption and regulate the baby’s body calcium metabolism. In addition, you can also directly give your baby calcium and vitamin D complex supplement, but you need to pay attention to the dosage, so as to avoid calcium poisoning or vitamin D poisoning. If you need to give your baby calcium supplements, please do so under the guidance of a physician.