The white thick tongue coating with teeth marks indicates two aspects, the appearance of teeth marks indicates spleen deficiency, the spleen can transport water dampness, if the spleen is deficient water dampness is not easy to transport and open, water dampness tends to accumulate in the spleen and stomach or in the body appears white thick tongue coating, white thick refers to white, thick greasy also means greasy moss, white, thick greasy moss is the spleen and stomach have phlegm dampness, water dampness performance, these two put together means the spleen and stomach is weak, unable to transport water dampness, resulting in stay in the spleen and stomach or stay in the body. In short, the appearance of teeth marks and thick white tongue coating are typical manifestations of spleen deficiency and dampness in the human body.