Babies when there is indigestion are prone to the performance of a thick white tongue, followed by thrush if accompanied by Candida albicans infection, also prone to the performance of a thick white tongue, but the way of performance varies. The thick white tongue caused by indigestion, accompanied by obvious symptoms of bad breath, the child is reluctant to eat, the palms of the hands and feet are relatively hot, while wiping with 0.9% saline, can be wiped down, if this is the case, you need to promptly give the child with probiotics to regulate the gastrointestinal tract, such as bifidobacteria and so on can be. At the same time every day with 0.9% saline, morning and evening wipe once each. Thrush caused by Candida albicans infection also tends to form a thick white tongue, but it is the same as snowflake-like and may exist in other parts of the mucous membrane of the mouth. But it does not come off with 0.9% saline wipe. After diagnosis, we need to apply sodium bicarbonate solution, and at the same time apply mycophenolate tablets. Because this is also the cause of dysbiosis, caused by fungal opportunistic pathogenesis, so in the local application at the same time should treat the cause of the disease to the child with eating probiotics can be. To sum up, the cause of the thick white tongue should be identified and treated symptomatically to be able to relieve it well.