Watery and slippery tongue with white moss in the middle with cracks is an important manifestation of spleen deficiency and phlegm-dampness (the spleen’s function is weak, resulting in phlegm and dampness can’t be eliminated) within the birth. Tongue slippery because the body of the spleen deficiency can not transport water, resulting in water and dampness transportation ability to decline, phlegm and dampness gathered, manifested in the tongue is the tongue slippery, it looks like the tongue on the water is particularly more. The cracks in the center and the white moss are due to the fact that after the spleen is weak, the dampness is blocked and the fluid can’t be carried up to the surface of the tongue, resulting in cracks. Spleen deficiency diet cannot be digested, resulting in white tongue coating. For Spleen deficiency with dampness and phlegm-dampness, it is necessary to strengthen the Spleen to dispel dampness (by replenishing the Spleen so that dampness can be discharged), and you can take Xiangsha Liujunzi Tang, which contains Atractylodes macrocephala, Ginseng, Mucuna pruriens, Sand nuts, Semen xia, Licorice, Chen Pi, Poria, and so on, to treat poor appetite, scanty bowel movement, abdominal distention, slippery tongue coating, and cracked tongue in Spleen Qi deficiency with heavy dampness. It should not be taken for solid and heat conditions. If you are not feeling well, you should consult a doctor, choose the appropriate treatment under the doctor’s guidance, and take the medication as prescribed by the doctor.