Children can drink calcium carbonate, many children due to rapid growth and development, coupled with the lack of vitamin D supplementation and not enough milk, a combination of factors will cause calcium deficiency in children. Calcium deficiency in children can cause symptoms such as occipital baldness, chicken chest, rib cage beads, and even X-shaped legs and O-shaped legs. In this case, if the calcium level in the child’s blood is obviously low, it is necessary to give the child timely calcium supplementation treatment, such as taking calcium carbonate. When giving children calcium carbonate, it is important to supplement with vitamin D, because vitamin D can promote calcium absorption. In summary, children can drink calcium carbonate.