River eel is not only delicious on the table, but also its meat, blood, head and skin have certain medicinal value. According to Compendium of Materia Medica, Monopterus albus has the functions of enriching blood, invigorating qi, diminishing inflammation, disinfecting and expelling wind and dampness. Eel meat is sweet and warm, and has the effects of tonifying middle warmer, nourishing blood and tonifying deficiency. Folk medicine can be used to treat physical weakness, cough, damp-heat itching, hemorrhoids, intestinal wind hemorrhoids, deafness and other diseases. The eel head is burnt to ashes, and it can be taken with warm wine on an empty stomach, which can cure the hard pain of women's mammary nucleus. Its bone is used as medicine, and it also treats scabies, and the curative effect is quite remarkable. Its blood drops into the ear, which can treat chronic suppurative otitis media; Nasal drip can cure epistaxis; Especially for external use, can treat facial paralysis and facial paralysis. Some people say that "eels are eye drops", and people suffering from eye diseases in the past all know that eating eels is good. Eating eel regularly has a strong nourishing effect, especially suitable for people who are weak and sick and postpartum. Its blood can also treat mouth and eye deviation. Traditional Chinese medicine believes that it has the health care functions of invigorating qi and nourishing blood, warming yang and strengthening spleen, nourishing liver and kidney, expelling wind and dredging collaterals.