Onion is also known as onion, round onion Allium sativum plant originated in Asia from ancient times onion only as a food and as a strong drug ingredients, so it is very precious onion spicy flavor in addition to increase the human appetite, but also contains to make the human body to eliminate fatigue and other effects of the active ingredients onion kind of ordinary cheap home cooking contains plant broad-spectrum bactericides and volatile propylene sulphide has bactericidal and antibacterial effect of pests have a role in repelling and so very few pests and diseases. Onions were originally only a kind of condiment and because of its pungent odor, some people rejected the medical value and health effects of onions in recent years, but only gradually recognized onions in addition to fat with protein, sugar, crude fiber and selenium, thiamine, riboflavin and other nutrients, in addition to onions, vegetables, but contains prostaglandin A prostaglandins A kind of strong vasodilator to reduce the body's peripheral vascular and cardiac resistance to coronary artery resistance to the body catechins, and to reduce the body's peripheral vascular and cardiac resistance to the body catechins. Coronary artery resistance against the body of catecholamines and other antihypertensive substances and can promote the excretion of sodium salts and other substances that cause elevated blood pressure has the effect of lowering blood pressure and prevention of thrombosis Onion is warm and spicy with the dispersal of cold, stomach, sweating, phlegm efficacy due to the vitamin C and carotene are antioxidants, so onions have inhibited cancer-causing nitrate onions have a strong bactericidal function to kill the Staphylococcus aureus and diphtheria bacillus. Japan's leading medical professors believe that regular consumption of onions long-term stabilization of blood pressure to reduce the fragility of blood vessels and arterial vasculature of the human body has a good protective effect Epidemiologists have observed that regular consumption of onions, although there are fat fat body fat cholesterol does not have high performance and physical fitness Onions can help cells better use of glucose and reduce blood sugar to supply the brain cells with heat energy atrophy of patients with a good dietary therapy to stimulate the brain and relieve stress In recent years, Swiss scientists have found that regular consumption of onions can improve the quality of blood pressure and blood pressure, but also to improve the quality of the brain. Scientists found that eating onions can improve bone density to help prevent osteoporosis Onions contain the trace element selenium selenium kind of antioxidant special effect can make the body produce a large number of glutathione glutathione physiological role of transporting oxygen for cellular respiration selenium content in the body to increase the incidence of cancer will be greatly reduced in addition to a large number of flavonoids, including quercetin within the experimental evidence of the kind of compounds to eliminate carcinogens and tumor stimulants diabetes, cancer, acute and chronic intestinal inflammation, and the development of a healthy diet. Diabetes, cancer, acute and chronic enteritis, dysentery patients are suitable for consumption of onions digestive good, dietary reduction and gastric acid sufficient for consumption of 1 (50 grams or so) per meal

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