Onions are healthy when eaten raw, and it is not easy to destroy the nutrients in them. Eating a few slices of raw onion every day has great health care effect. If you really can't stand the spicy taste of onions, you might as well roll onion rings in the soup and have a meal.

Raw onion is easy to choose purple skin, which contains anthocyanins and has antioxidant effect. Purple onion is spicy, indicating that it is rich in sulfide, which can not only resist oxidation but also reduce blood fat.

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Precautions:

Choose onions correctly: when buying onions, buy those that are heavy in your hand, with dry and tight skin, no scratches and no odor, which will be fresher.

Storage away from light: the onions bought should be stored in a low temperature, dry, dark and well ventilated place, not in plastic bags, otherwise they will rot more easily.

Baidu encyclopedia-onion

People's Daily Online-Ten eating habits of making tea in cold water and eating onions raw determine the length of life.