Cut tomatoes can be eaten if they are not spoiled, but not if they are already spoiled. If the cut tomatoes are not put into the refrigerator, but exposed to the air, due to the high temperature, it is very easy to deteriorate, and the tomatoes will produce some harmful substances after overnight. It is hazardous to one’s health, and in serious cases it can lead to vomiting, diarrhea, and abdominal pain. Cut tomatoes can be eaten if they are placed in the refrigerator overnight, or the ambient temperature is relatively low, not spoiled, can be eaten. Tomatoes are a very common vegetable in life, malleable and can be eaten with a variety of foods. After buying tomatoes back, the preservation method of tomatoes is very simple, it is recommended to put it directly into the refrigerator in the fresh layer, do not cut, and do not need to rinse with water. Just wash it again before eating.