Raw onion contains a variety of anticancer substances, which can prevent the occurrence of cancer if eaten regularly. For example, the pectin it contains can significantly reduce the occurrence of colon cancer. Selenium, a trace element contained in onion, can reduce the content of nitrite in gastric juice and play a certain role in preventing gastric cancer and various cancers. The benefits of often eating raw shallots. Can prevent and treat colds, especially for people with colds. Eating raw onions properly has a good effect, and then it has a very obvious effect in preventing and treating colds. You can warm yang, because from the perspective of Chinese medicine diet, onions taste hot and warm, and eating onions properly can warm yang. Can detoxify and kill insects. For people with bad sores, carbuncle and abdominal pain, eating onions properly has a good detoxification and insecticidal effect.
The main nutritional components of onion are protein, sugar, vitamin A, dietary fiber and minerals such as phosphorus, iron and magnesium. The leaf part of onion contains more vitamin A, vitamin C and calcium than the white part. Onions also contain a considerable amount of vitamin C, which can relax small blood vessels, promote blood circulation, help prevent dizziness caused by high blood pressure, keep the brain flexible and prevent Alzheimer's Harmo's disease. People who often eat onions are fatter, but their cholesterol will not rise and their bodies will be stronger. Welsh onion contains trace element selenium, which can reduce the content of nitrite in gastric juice and prevent gastric cancer and various cancers.