An infant with an excessively white tongue is usually caused by an immature digestive system that results in low secretion of stomach acid and digestive enzymes. The mother is usually advised to adjust the infant’s diet to allow the child to grow in a relaxed environment. If the infant’s tongue is too white, the mother is advised to give the child a light diet. The white tongue indicates that the infant’s digestive function is declining recently, so it is not possible to eat fatty and energy-rich foods. It is recommended to choose foods that are easy to digest and high in fiber to promote gastrointestinal motility. And eat more fresh fruits and vegetables, such as apples, strawberries, pineapples and so on. If you are too young to eat, you can juice the fruit for drinking. And as a parent, you should encourage your child to drink more water to help the recovery of the white tongue phenomenon. If an infant is in a depressed, angry or negative environment for a long time, it is easy for the mental factors to affect the gastrointestinal system and the phenomenon of excessively white tongue. Therefore, parents are advised to let their babies live in an optimistic, happy and harmonious environment. When an infant has an excessively white tongue it is recommended to regulate it by the above methods and adhere to it for a period of time the body will be restored to health. If you do not get relief, go to the hospital in time for examination.