Frozen oysters can be eaten if they are not spoiled, but not if they are spoiled. Oysters are rich in nutrients and can provide the body with protein and other nutrients. Frozen oysters can eat according to the oysters have not spoiled judgment. If the oysters are frozen but not spoiled, generally can eat, but if the oysters are frozen after the phenomenon of deterioration, can not eat. Oysters have a high nutritional value, each 100 grams of oysters contain 87.1g of water, 10.9g of protein, 1.5g of fat and other nutrients. Eating fresh oysters can supplement the body with the nutrients it needs. If you consume spoiled oysters, you may experience nausea, vomiting, diarrhea and other uncomfortable symptoms. It should be noted that oysters have a high protein content, which is not easy to digest after eating too much, so oysters should not be consumed in excess to avoid gastrointestinal discomfort symptoms such as bloating and flatulence. In addition, oysters belong to the seafood, oysters allergic to the crowd should not be eaten, to prevent breathing difficulties, body itching and other allergic symptoms. Frozen oysters without deterioration can be eaten, it is recommended to eat fresh oysters. Daily diet should be appropriate to add vegetables, fruits, such as green vegetables, apples, etc., to ensure balanced nutritional intake.