Chinese medicine says that white tongue coating means excessive stomach fire and excessive internal fire. The kidney dominates the bone and turns white because of kidney deficiency and internal fire. It can be said that it is a syndrome of deficiency of kidney yin and excessive internal fire, which is collectively called yin deficiency and internal heat. People with yin deficiency and internal heat tend to get angry,

White tongue coating

. Because of kidney yin deficiency, hair quality is not good, and hair tends to turn white. In this case, it is necessary to nourish yin and clear heat, remove fire and tonify kidney.

First of all, be careful not to eat hot food, such as greasy, fishy and spicy food. Diet should be light, mainly cold food, such as melon, towel gourd, bitter gourd, lotus root, kelp, watermelon, grapefruit, Sydney and so on. Especially in the afternoon, eating more watermelons can nourish kidney yin and reduce fire.

Pay attention to going to bed early and getting up early, and don't stay up late. Doing so can nourish the liver and kidney, play a role in tonifying the kidney, and reduce white hair. Moreover, going to bed early and getting up early can also make internal fire difficult to produce, and the tongue coating is not easy to yellow.

Drinking cassia seed and chrysanthemum water regularly every day (8 grams of cassia seed and 5 grams of chrysanthemum soaked in water) can reduce fire. You can also drink Rehmannia glutinosa and Lycium barbarum water (Rehmannia glutinosa 10g, Lycium barbarum 5g soaked in water), which can tonify kidney and cool blood, and the effect is excellent.

If you persist for a period of time, the internal fire can be removed, the tongue coating will not turn yellow, and the white hair will gradually turn black. During this period, you can also eat black sesame seeds, which can make white hair turn black faster.