Sheep blood has the functions of promoting blood circulation, enriching blood and clearing the stomach. It is said that it also has the function of clearing the lung, but it is best to use black fungus to clear the lung. It is said that the gum in auricularia auricula has the functions of moistening the lungs and clearing the stomach, can absorb and excrete impurities and wastes remaining in the digestive tract, and has a good removal effect on the garbage in the body.