Canned food is unhealthy and nutritious?

Canned food is not nutritious and unhealthy? The long shelf life is due to the addition of a lot of preservatives? In daily life, many consumers have all kinds of misunderstandings about canned food, which even affects and restricts the development of the canned food industry

According to the definition in "National Food Safety Standard Canned Food" (GB7098-2015), canned food refers to fruits, vegetables, edible fungi, livestock and poultry meat, aquatic animals, etc.

Canned food can be stored at room temperature for 1 to 3 years, which is determined by its special processing technology and packaging characteristics

At the same time, canned food is one of the few products that do not need to add preservatives

"No nutrition" is a major reason why most consumers reject canned food

Consumer tips

Microbial contamination and reproduction can cause "fat" in cans

The merchants call "canned food sterile", is it really free of any bacteria? In fact, canned food is not absolutely sterile, but can achieve commercial sterility

What is bulging? Expansion can, also known as "fat tin", refers to the phenomenon of swelling and bulging at the bottom and top of tin cans, which is one of the manifestations of canned deterioration

Is home-made canned food reliable? Experts say it is not recommended to make canned food at home

How to easily open cans? The can is packaged and cooled after heat treatment, the air volume in the can is reduced, and it is in a low pressure state, so it is not easy to open