Chives, according to Chinese medicine membership records, their sexual taste, acrid, sweet, warm and rich in protein, carbohydrates, calcium, phosphorus, potassium, and vitamin C; and its efficacy as: blood circulation, qi Jiangni, warm kidney yang, detoxification, bleeding; can cure impotence, premature ejaculation, also known as "grass from the sun."And viewpoint of modern medicine, leeks more cellulose-rich, can enhance gastrointestinal motility, for the prevention of colon cancer has an excellent effect. In addition, chives contain volatile oil and sulfur-containing compounds, more to reduce the role of lipids, so eating leeks for high cholesterol and coronary heart disease in patients with quite good.Leeks with onion flavor may be similar, it is because they actually belong to the same family of asparagus; from the Mediterranean and Asia, but now has grown in temperate regions. This plant contains anti-cancer compounds known as kaempferol (Kaempferol) of (but also can improve cardiovascular health) and quercetin (inhibit the development of cancer-causing substances in the body) against prostate cancer and colon cancer is particularly useful. Although it is commonly leek vegetables, but have medicinal value in traditional Chinese medicine treatment actually meal. In addition to lowering blood lipids, the "Warming liver and kidney" and "yang Gujing 'role is also very prominent. So in the pharmacopoeia has called "the grass from the sun." But perhaps this is due to the name, so that most people mistakenly think that leeks contain male hormones. In fact, the male hormone is not rich, but the property has the characteristics of leeks Warming impotence, and Chinese medicine treatments for male sexual function, is based on the "kidney" is good or bad to judge. So it is not so much male hormone leeks, rather it has a "kidney" proper effect to some.Although Chi Jiucai benefits, but the following conditions are advised to fasting, due to the partial hot leek, eat easy to get angry, and therefore should not eat wang. Hot empty stomach, indigestion unfit for human consumption. In addition, summer grasses aging, more fiber and roughness, can not easily be absorbed by the stomach to digest, plus summer stomach and intestines, function decreased, more will cause gastrointestinal discomfort or diarrhea, and therefore should not eat hot summer.