If it is as food, men can eat oysters to replenish the vitamins needed by the body and so on. If it is a medicine, it can be used by professional physicians to treat hyperactivity of liver yang (excessive liver yang, causing dizziness, dizziness, headache and other symptoms), restlessness of the heart and mind, and so on. Oyster is both a food and a traditional Chinese medicine, only that they are made from different materials. When used as food, the meat is taken for consumption, in which copper, selenium, zinc, iron, vitamin B12 and other nutrients contribute to men’s health. When used as medicine, it is mainly the shells of oysters from the oyster family, which can play a role in submerging yang and replenishing yin, tranquilizing the mind (using ores and shellfish to stabilize the mind), softening and dispersing knots (softening and dispersing hard lumps), and astringent (astringent and consolidating). It is mainly used in treating dizziness, dizziness, light-headedness and irritability caused by hyperactivity of Liver-Yang; palpitations and insomnia caused by restlessness of the heart and mind; scrofula (mainly refers to tuberculosis of lymph nodes in the neck), phlegm nuclei (lumps swollen up like nuclei under the skin), obstruction in the abdomen, lumps (masses); spontaneous sweating (involuntary sweating during the daytime which is aggravated by the slightest movement), night sweating (abnormal sweating after falling asleep which ceases after waking up), and so on. However, the adverse effects and contraindications of the drug are not clear. Patients are advised to seek prompt medical attention if they feel unwell to avoid delays.