由 迷失了愛的方向 於 2022-07-08 12:10:26 發表 | 累積瀏覽 150
Canned foods can be just as nutritious as fresh and frozen foods because canning preserves many nutrients. The amount of minerals, fat-soluble vitamins, protein, fat and carbohydrate remain relatively unchanged by the process of canning.
Canned foods may contain Bisphenol-A (BPA), which is a chemical that's often used in food packaging etc. BPA is believed to migrate from the can into the food leading to various health conditions that can cause a negative impact on the overall health.
convenience food nounfood that can be quickly and easily prepared. canned food. dehydrated food.
Home canning or bottling, also known colloquially as putting up or processing, is the process of preserving foods, in particular, fruits, vegetables, and meats, by packing them into glass jars and then heating the jars to create a vacuum seal and kill the organisms that would create spoilage.
If you're trying to minimize your exposure to BPA, eating a lot of canned food is not the best idea. Canned foods may contain BPA, a chemical that has been associated with health problems like heart disease and type 2 diabetes.
You can theoretically survive on canned food alone due to the advancements in canning technology in terms of sanitation and variety. However, the foods should be as nutritious as possible in order to give your body all the necessary vitamins and minerals that it needs to remain healthy.
Canned food is unlikely to be a cause of cancer when consumed as part of a balanced diet.
Canned: In general, frozen vegetables are better than canned. Fresh vegetables are blanched before freezing, and they do lose some nutrients but not a lot. Produce frozen right at its peak has more nutrients than produce that is picked too early, held, and shipped for thousands of miles.
While people associate the word “canning” with “cans”, as in “tin cans”, it actually comes from the word “canister” (from which the word “can” is also derived.) Canning refers to a defined heat process of preserving food in canisters of various materials.
The three scientifically tested and approved methods of canning for home food preservation are pressure canning, water bath canning, and atmospheric steam canning. These methods heat food in sealed jars until the food is hot enough to destroy spoilage organisms.