Children can eat sucrose, but should eat in moderation, in addition to its allergy to people prohibited from eating. Sucrose is mainly composed of glucose and fructose, which can provide energy for the body, and eating some in moderation is not damaging to children, so children can eat sucrose. Because sucrose contains glucose and fructose, a long time a large number of intake, part of the conversion into energy consumption, not consumed sucrose will be converted to fat, easy to cause obesity in children, so usually try to eat as little as possible. Sucrose will be broken down by the bacteria in the mouth acidification, the generation of acidic substances can corrode tooth enamel, causing dental caries in children. In addition, often eat sucrose, easy to increase the child’s sense of satiety, thus affecting the intake of other nutrients, its allergic to the person prohibited from eating. So children can eat sugar, but try to eat as little as possible, usually try to achieve balanced nutrition.