The child appears red around the mouth, may also be due to the corns of the mouth, more likely to be the lack of vitamin c may also be to eat chili caused, because the cause of more, so it is best to understand according to their own condition. 1, the child if the redness around the mouth, may also be the corns of the mouth, because in the early stage of the emergence of the corns of the mouth, will cause the redness around the mouth and the phenomenon of peeling, in this stage should also pay attention to drink more water, and should pay attention to drink some honeysuckle tea. 2, after the appearance of red around the mouth, may also be eating chili caused by, so should also pay attention to keep a light diet, daily life should pay attention to, do not eat some spicy food, so as to prevent the mouth from being stimulated. 3, the phenomenon of redness around the mouth, there may be a lack of vitamins, if excessive lack of vitamins, and may lead to redness of the mouth or cause inflammation of the corners of the mouth, more likely to cause the face peeling symptoms, so you should also pay attention to supplement the trace elements. In daily life, you should pay attention to give children good nutritional supplementation measures, and should pay attention to the supplementation of vitamins, usually if the redness around the mouth continues to be bad, you should also pay attention to find a doctor to observe, under the guidance of the doctor to use drugs.