Oyster is a food, does not have any efficacy effect, only for the human body to replenish the nutrients contained in the body (such as high-quality protein), to maintain physiological functions, moderate consumption of beneficial to the body. Oysters contain 10.9% protein, 87.1% water, ranked high in similar foods, followed by 270mg of sodium, 375mg of potassium and other minerals, in addition, about 100g of oysters contain 241KJ of energy (low calorie). Therefore, in general, eating oysters in moderation has many benefits for the body, can supplement the nutrients contained in the human body, provide energy to maintain the normal physiological function of the body. However, if you are allergic to oysters, you need to avoid eating them to prevent symptoms of food allergy such as skin itching, rashes, abdominal pain and diarrhea. In daily life, you need to rationalize your diet and consume oysters in moderation. If you are not feeling well, you should go to the hospital and receive standardized treatment under the guidance of your doctor.