Full-month baby tongue white may have several reasons: 1, no matter which feeding method, due to the swallowing function is not perfect, some children will always remain on the tongue of the pale thin milk stains. If it is thicker you can feed a little warm water after milk to help the child’s mouth for proper cleaning, breastfeeding mothers can add a little fresh vegetables and fruits. 2, the baby has indigestion, you need to pay attention to the baby with or without diarrhea, vomiting and so on. At the end of the feeding properly elevated position, to help the child digestion, you can also give the child to do abdominal massage, the action should be gentle so as not to let the child have discomfort. 3, if the child appeared to anorexia, crying and violent, to be alert to thrush, you can strengthen the oral cavity care. If the baby eat milk normal, normal mental state, no vomiting, diarrhea, normal growth and development, do not have to worry too much. Pay attention to cold and warmth, maintain the appropriate indoor temperature and humidity.