1. Water chestnut and tremella are sweet, which can nourish the lungs when eaten in the lung meridian. At the same time, the rich colloid and cold taste of water chestnut of tremella can remove lung dryness and relieve cough caused by lung heat.

2. Water chestnut is cold and slippery, which has a good laxative effect after eating; The colloidal components in tremella are very high, which can moisten the intestines and reduce the difficulty of defecation.

3. Some heavy metal ions brought by food may accumulate in the intestines and stomach, which will damage the intestines and stomach, while the colloidal components in water chestnut and tremella can promote the elimination of heavy metal ions and protect the intestines and stomach.