Tremella contains 5.0g of protein, 0.6g of fat, 79g of carbohydrate, 34 1 calorie, 380mg of calcium, 250mg of phosphorus and 30.4mg of iron. In addition, it also contains a variety of vitamins and trace elements as well as tremella polysaccharide and other ingredients. Tremella fuciformis has the functions of benefiting essence, tonifying Ming, moistening lung, promoting fluid production, relieving cough, clearing away heat, nourishing stomach, invigorating qi, promoting blood circulation, strengthening heart, strengthening body constitution, strengthening brain and refreshing. As a nutritional tonic, it is suitable for all the elderly, women and children, and those who are weak after illness. It also has the function of strengthening the body resistance and consolidating the constitution, and is often used to treat diseases such as chronic bronchitis in the elderly, especially for patients with hypertension and arteriosclerosis. A variety of sugars isolated from tremella fuciformis also have obvious inhibitory effects on malignant tumors, and taking tremella fuciformis decoction often can also play a role in skin rejuvenation and beauty. Tremella is also a delicious and nourishing food on the table. Put half of rock sugar and tremella into a casserole, add water, heat with slow fire, and stew into a paste-like "rock sugar tremella soup", which is transparent, crystal clear, sweet and delicious, and is a traditional tonic. "Braised Tremella with Lycium barbarum, rock sugar and egg white" is red and white, sweet and delicious, and has strong fitness function. Cooking porridge with tremella and rice is also a delicious nutrition.