If the tongue is thin and white, it is a normal phenomenon and does not need to be cleaned up; if the tongue is thick and greasy, white or yellow greasy, it can be used under the guidance of physicians to identify the use of drugs such as flat stomach powder, Citrus aurantium guide stagnation pills, gentian diarrhea of the liver and other drugs treatment. 1. Thin white tongue coating: If the tongue coating is thin and white, it is a normal manifestation; if it is a pathological manifestation, it also suggests that the condition is still shallow and does not need to be “cleaned up”. 2. White and greasy tongue coating: suggests that there may be phlegm-dampness in the body, water-dampness internal storage (water-dampness stays in the body), can be accompanied by abdominal distension and chest tightness, heavy limbs, obesity, etc., can be selected under the guidance of the doctor, such as stomach powder, patchouli Zhengqi San treatment. 3. Yellowish greasy tongue coating: suggests that there may be phlegm heat, dampness heat, food accumulation (food indigestion and accumulation in the stomach), etc., can also be seen in abdominal distension and chest tightness, heavy limbs, but also sticky stools, dry mouth and thirst, or belching and swallowing of acid (swallowing the acid in the stomach up to the mouth and pharynx), or irritability, burning pain, etc., can be selected under the guidance of the doctor Hovenia Conductive Stagnation Pills, gentian diarrhea and liver soup, and so on treatment. Therefore, if the tongue is thin and white, it is generally not recommended to “clean up”; if the tongue is thick and greasy, you can choose traditional Chinese medicine, do not use tools such as brushes to remove, so as not to avoid damage to the tongue, it is recommended to use medication under the guidance of a doctor.