2. Improve the intestinal environment. Onion, like burdock, asparagus and other vegetables, contains oligosaccharides, which are not digested by stomach and small intestine, but are decomposed in large intestine as food for beneficial bacteria such as Bifidobacterium.
3, promote weight loss and treat constipation. Onion is rich in dietary fiber, which increases satiety and promotes defecation. In addition, the bifidus factor produced by onion is also beneficial to intestinal patency.
4, greasy. Cooking some high-fat meat dishes, such as steak, braised pork and grilled fish with onions, can not only remove the fishy smell, but also relieve the greasy taste and reduce the body's absorption of fat.
5, sterilization. Onion contains volatile propylene sulfide, which has the functions of sterilization and bacteriostasis, and can disperse pests, so onion is a vegetable with zero pesticide residue.
6. Anti-cancer. Onions are rich in quercetin and selenium. The former inhibits the activity of cancer cells and prevents the growth of cancer cells, while the latter is a strong antioxidant to reduce the oxidative damage in the body.
7. Prevent colds. Onion is slightly spicy and warm, which has the function of dispersing cold, preventing colds and relieving symptoms such as stuffy nose and runny nose caused by colds.
8, reduce the body's inflammatory reaction. Prostaglandin A contained in onion is a strong vasodilator, which is helpful to reduce the inflammatory reaction, regulate blood pressure and reduce blood viscosity.
Extended data:
Onions can be eaten raw and cooked, and can be used as vegetables or seasonings, fresh or dehydrated and dried. Onions are often placed in soup, salad, bread, stew, souffle, cake and other foods, and can also be used for baking, frying, smoking, steaming or eating raw. French onion soup cooked slowly with slow fire has become a famous dish soup in many countries, including the United States. French fried onion rings can even rival French fried potatoes. Eating mutton fried with onion in winter can nourish vitality, relax tendons and activate collaterals, and has a good therapeutic effect on physical weakness, blood stasis and qi stagnation.
People's Network-the efficacy and function of onion. One onion =8 medicines.
People's Daily Online-Does onion do a lot of good to human body? Eating onions has four functions.