Not edible

The shelf life of a product refers to the best consumption period of the product provided by the manufacturer. It is generally marked on products with a limited use time. During the shelf life, the manufacturer of the product is responsible for the quality of the product complying with relevant standards or expressly guaranteed quality conditions. However, the shelf life is not the only criterion for identifying whether food products have deteriorated. Food may deteriorate prematurely due to storage methods, environment and other issues.

Extended information:

The shelf life is not equal to the last edible time. After the shelf life, some foods can still be eaten from a safety perspective, but their quality may be compromised to a certain extent. of decline. For example, after the frozen food expires, the pathogenic bacteria may not exceed the standard, and there will be no adverse reactions if eaten after cooking. However, due to the long storage time, some changes have occurred in the flavor and texture. The taste is not fresh, the vitamin content has also decreased, and the fat may Slight oxidation occurs.

Food poisoning is divided into two categories: biological type and chemical type. Biological poisoning refers to expired food being infected by bacteria such as Salmonella, Arcobacter, and Escherichia coli, causing sudden illnesses such as nausea, vomiting, diarrhea, and even respiratory and circulatory failure. In addition, expired food may also be infected by bacteria. Chemical changes occur, producing aflatoxin, nitrosamines, acrylamide and other substances, leading to chemical poisoning, canceration, cardiovascular disease and even genetic mutations.

Food that has passed its shelf life does not necessarily mean that it can no longer be eaten. This is like a machine that has passed its shelf life. Although it can still be used, the risk increases. But everyone should not eat expired food, because even if the food is within the shelf life, the shelf life may be shortened due to improper packaging or improper storage, so everyone should pay special attention.

In order to extend the shelf life of the product and prevent sensory changes, manufacturers may add some chemical raw materials, such as preservatives. If people eat it, it will cause chronic poisoning, especially children and pregnant women.

People's Daily Online - Remember: Don't eat food that is about to expire!

People's Daily Online - Can expired food be eaten?