Hand, foot and mouth disease is a common infectious disease in children, caused by enteroviruses, with fever, hand, foot and mouth and herpes in the pharyngeal region as the main symptoms of a disease. During the disease, we should pay attention to the child’s diet, according to the characteristics of the child’s disease can not be oral fish, shrimp, eggs, beef and mutton and other hairy food, oral consumption of these hairy food will lead to the child’s symptoms, such as fever, pharyngeal herpes and so on aggravate, or have a prolonged course of the disease, but also prone to allergic reactions occurring. Tropical fruits such as durian and mango should not be taken orally during the period of illness, as these fruits will increase the temperature of the child after oral intake, which will also easily trigger allergic phenomena. Dietary principles should be based on a light, easily digestible diet, avoiding spicy, stimulating food.