Oyster, also known as oyster, is the largest cultured shellfish in the world, one of the important marine biological resources available to human beings and a globally distributed species. Oyster is not only delicious and nutritious, but also has unique health care function and medicinal value. It is a kind of seafood treasure with high nutritional value. The zinc content of oysters ranks first in human food. It is believed that oyster has the functions of treating weakness, relieving erysipelas, lowering blood pressure, nourishing yin and strengthening yang.

Prepare a foam box, put four or five ice packs, put the oysters with shells in order, cover the foam box and put them in the fresh-keeping area of the refrigerator for preservation.

Wrap the half-shell oyster with plastic wrap, put it in a sealed box with a shell and store it in the fresh-keeping area of the refrigerator.

Drain the water on the surface of oyster meat, wrap it with plastic wrap, put it in a sealed bag and store it in the freezer.

At room temperature, the temperature changes greatly, which is not suitable for the preservation of oysters. If stored, oysters with shells can be stored for about eight hours, oysters with half shells can be stored for about four hours, and oysters can be stored for less than two hours.

Generally, oysters can only be kept in the refrigerator for about 3-7 days. If stored for a month, it is likely to have died and deteriorated, breeding a large number of bacteria. After being eaten, harmful bacteria invade the human body, which may cause symptoms of food poisoning such as abdominal pain, diarrhea, nausea and vomiting, which is not good for health. Therefore, it is recommended to eat the bought oysters as soon as possible and not to store them for too long.

Oyster is a kind of shellfish that lives in the ocean and is suitable for living at a temperature of 4-5 degrees. If it is out of the sea and stored in a high temperature environment, it is easy to die, and it will breed bacteria and stink. The storage time is not long, and it can only be stored for about 1-2 days.

The temperature in the frozen area is low, usually MINUS seven or eight degrees. Put the oysters in storage. If preserved properly, oysters with shells can generally be preserved for two to three days, oysters with half shells for five to seven days and oysters with meat for five to seven days.

You can choose to refrigerate oysters. Pack it in a fresh-keeping bag and refrigerate it. This is the most convenient way to keep fresh. It can also be preserved with salt, which has antiseptic effect. You can mix oysters with salt and keep them fresh in the refrigerator.