The common antibacterial dishes are garlic, onion, leek, scallion and so on. These plants are rich in broad-spectrum fungicidal products, killing and inhibiting all kinds of viruses such as cocci, bacilli and fungi. Especially for garlic and onion, if you feel that you are communicating with people during the day, you will have a bad smell when eating garlic and onion. You can choose to eat at home in the evening, or add vinegar and mustard. Onion eating is also exquisite, white cooked purple cooked eating. Onions usually have two colors, one is white, the other is purple. The two colors of onions are also different in eating. If you want to eat, we choose white, because the white onion contains a lot of vitamin C and carotene. It feels a little sweet to eat, and it's good to make salad with other vegetables. If you want to say that fried food may be purple or purple, it may be a little spicy, so we may get better when frying, but the protein content in purple interior is high and mineral content is high, and they are not afraid of high temperature. If you want to play the role of natural onion bactericide, the best effect is to eat, the most effective. You can eat it well, and it may be a little weaker, but it can also be. Make a salad at home, we must choose fresh vegetables, production must be clean, especially the Chinese cabbage, leek root vegetables, roots, parasites and bacteria susceptible to pesticide pollution, the best wash with water several times, or use a special cleaning agent for fruits and vegetables and ozone cleaning machine. Lettuce, purple cabbage, generally we suggest direct raw food, with hot water boiled, water as much as possible, not every time more than a minute, this dish of vitamin not a huge loss.The only reliable criterion of truth is always to be consistent.