Do you really go to the supermarket? These four things in the supermarket must be purchased carefully.

After fruit is cut or peeled, the pulp will undergo oxidation reaction with air, which will lead to serious loss of vitamin C. More importantly, the pulp of * * * will make bacteria more prone to breed and deteriorate. The possibility of food poisoning increases after eating. Similarly, cut semi-processed foods also need to be carefully purchased.

Try to eat food.

Try to eat two bites of food and have a taste. If you don't stop eating it, forget it There are biscuits and snacks, but there are also fruits, cooked meat and other categories that are easy to deteriorate after exposure to air. Especially sausage, cooked meat and other meat products, it is difficult to judge the storage time from the appearance, and it is easy to deteriorate in the later stage.

Food with severe icing

Meat, seafood and other foods need to be stored in the freezer, but foods stored for too long will not only taste bad, but also cause the loss of nutrients and the breeding of harmful substances such as bacteria. When buying frozen food, if there is a lot of ice residue on the surface of the food, be careful whether it has been stored for too long.

unpacked foods

Most of the pickles and cakes in bulk have no accurate production date, or the production date is easy to be tampered with. This makes it easy to buy expired food. For packaged bulk snacks, attention should also be paid to the production date when weighing to avoid buying expired food.