Eating oyster sauce for a long time is generally not harmful to the body, but need to be in moderation, not recommended for long-term consumption of large quantities. Oyster sauce belongs to the seafood extracted from a nutritious, flavorful seasoning, oyster sauce is rich in carbohydrates, trace elements and other nutrients. Therefore, long-term consumption of oyster sauce is generally not harmful to the body, but need to pay attention to the right amount. If the oyster sauce allergic to the crowd is not recommended to eat, so as to avoid skin itching, diarrhea and other allergic symptoms. Long-term consumption of oyster sauce is not harmful to the body, but also need to pay attention to the right amount, and open the lid of the oyster sauce should be stored in the refrigerator to avoid deterioration.