White tongue coating with teeth marks can be seen in normal people, but also in people with weak spleen and stomach, etc.. Normal white moss is produced by the stomach qi, thin and flat in the middle and root of the tongue, with uniform granularity, moderate dryness and moistness, and the tongue color is like normal. Diseased white moss is mainly due to wind-cold-dampness. Tooth-marked tongue can be seen in congenital, the pathology is mostly spleen deficiency, if the tongue is pale white and moist, mostly spleen deficiency and cold-damp congestion. From the perspective of traditional Chinese medicine, the spleen and stomach are the foundation of the later day, with the physiological function of transporting water and grain and water-dampness, when the spleen and stomach transport function is reduced, then the whole body can’t be transported to all parts of the body, which makes the human body appear phlegm-dampness and water-dampness excessive performance, at this time the patient will show the symptoms of the tongue with white moss and teeth marks. When the patient has the above symptoms, it is recommended to go to the hospital in a timely manner, under the guidance of the doctor to take medication.