The white tongue of children is mainly caused by the following conditions: 1, the most common reason for the white tongue of children is milk stains, eating breast milk or milk powder residue on the tongue, the milk stains on the tongue do not need to be cleaned, belongs to the normal phenomenon, the mother can use a clean, soft gauze dipped in wet, gently wipe the baby’s tongue; 2, because the child is young, gastrointestinal and other imperfect development, eating too much and The tongue is white and thick, and can be improved by taking oral spleen tablets, giving the child more easily digestible food and a small number of meals; if the tongue is white and thick due to fire and constipation, you can rub the stomach clockwise to promote gastrointestinal peristalsis; 3, the tongue is white but not thick due to a cold abdomen or eating too much cold food. The child should eat warm food as well as drink more warm water.