Infants who suffer from mouth ulcers can be treated in the following ways: first, infants suffering from mouth ulcers may be due to the lack of trace elements or vitamins in the body, if the baby can eat some food, you can choose fresh vegetables and fruits, supplement the baby’s body vitamins, and can not feed the baby to eat easy to fire food. In addition, it is best to feed more zinc-containing foods, such as eggs, liver, etc., in order to promote the healing of mouth ulcers; secondly, in the choice of milk powder can be selected to enhance the infant’s resistance to milk powder, taken before going to bed, in order to promote the infant a good night’s sleep, to enhance the infant’s body resistance, is conducive to the recovery of mouth ulcers; thirdly, if the mouth ulcers are due to abdominal bloating, diarrhea and other digestive disorders, it is best to go to the hospital in time to consult a professional doctor in order to treat the symptoms of the disease. Consult a professional doctor for the right medicine.