White tongue coating can be normal tongue coating, if it is in the disease, it is mostly the main surface evidence, cold evidence, dampness evidence, can also be seen in the heat evidence.
The normal color of tongue coating is white, which is also the most common color of tongue coating, and other colors of tongue coating are transformed by white.
1. Thin white moss and moist, can be a normal tongue, or for the beginning of the surface of the evidence, or the internal evidence of the disease is light, or Yang deficiency cold.
2. Thin white moss and slippery, mostly due to external cold and dampness, or spleen and kidney yang deficiency, water-dampness internal stop (water-dampness stays in the body).
3. Thin white and dry moss, mostly due to external wind-heat.
4. White, thick and greasy moss, mostly due to internal stagnation of dampness and turbidity, or phlegm (pathological products formed by impaired metabolism of water and fluid), accumulation of food (indigestion of food and accumulation of food in the stomach).
(1) White, thick and greasy moss, mainly due to phlegm, dampness and heat.
(2) White moss like accumulated powder, which is not dry when touched, is called accumulated powder moss and is commonly seen in the plague or internal carbuncle.
(3) white moss and dry cracks, rough as gravel, suggesting that dry heat injury, Yin fluid loss.
It is not recommended to blindly use medication based only on the symptoms of white tongue coating, it is recommended to consult a doctor in a timely manner when discomfort or significant changes occur, timely treatment under the guidance of the doctor, but also pay attention to do not overeat, maintain a light diet.