A white tongue with teeth marks is a sign of dampness in the spleen and stomach, and a dry mouth with bitterness indicates that there may also be dampness-heat in the liver meridian (the liver meridian feels dampness-heat evil qi).
Tongue coating reflects the function of one’s spleen and stomach. A normal person’s tongue coating is thin and white, without teeth marks. White color is normal, but if there are teeth marks, it means that the spleen and stomach are not functioning well, resulting in stagnation of water-dampness. At the same time, dry mouth and bitterness indicate that the liver meridian has heat, heat burns fluid, dry mouth may be closely related to the liver and gallbladder, gallbladder fire can cause dry mouth.
In addition to the above symptoms, it may also be manifested as irritability, sticky stools, easy to fire, etc. If there is a white tongue with teeth marks and the phenomenon of dry mouth and bitterness continues to be unable to alleviate, it is recommended to go to the hospital in a timely manner to seek medical treatment, in the Chinese medicine practitioner’s identification of the guidance of the treatment.