What causes yellow, greasy and thick tongue coating?

The main reason for yellow, greasy and thick tongue coating is due to the internalization of dampness and heat in the body. Moss yellow for the body has heat evil, tongue greasy for the spleen and stomach transport dysfunction, resulting in phlegm, dampness, food stagnation and other evil stagnation in the body, moss thick for the stomach qi mixed with dampness, phlegm and dampness and other evil stagnation in the tongue, the main evil in the inside.
Tongue yellow thick greasy moss is mainly due to overeating greasy, spicy and stimulating food or diet stagnation, the formation of dampness and heat in the body due to evil qi, can also be caused by external dampness and heat caused by evil qi.
Damp-heat internal stagnation can be specifically divided into damp-heat stagnation, phlegm (water metabolism disorders formed by the pathological products) into heat, food stagnation into heat (long-term accumulation of food caused by internal heat), external damp-heat and other evidence. Clinical symptoms include poor appetite, heavy limbs (limb weakness and heaviness), sticky and greasy mouth, unsmooth bowel movement, yellow urine, and so on. Treatment is based on clearing away heat, resolving dampness and expelling phlegm.
Tongue yellow greasy thick may have other reasons, it is recommended to timely hospital consultation, by the Chinese medicine practitioner to identify the evidence of treatment, do not self-medication, to avoid bringing adverse consequences to the body.