1, conch can be frozen. If you seal the uneaten conch and place it in the refrigerator in time, it will help to slow down the growth of pathogenic bacteria at low temperature and help to prolong the shelf life, so you can eat it in moderation. It is important to note that if some of the bacteria present in the body of the conch are not completely killed when it is first cooked, the bacteria may regenerate overnight, and at this time the nutritional value of the conch will be lost, and its taste may be worse than before, so it is recommended to heat it up again and then consume it in moderation;

2. Cooked conch is very susceptible to deterioration overnight if it is stored at ambient temperatures, especially in hot weather, showing changes in color and odor of food, which can be seen in a variety of ways. It is a good idea to keep the food color changed, have a strange smell, feel sticky, etc.. At this time it is not recommended to eat, otherwise it is easy to cause abdominal pain, diarrhea and other symptoms, serious cases will appear nausea, vomiting, dizziness and other discomforts.