每天吃洋葱竟有六大好处
来源:http://www.zuixianya666.com/  2014-12-30 15:32:44
一、杀菌、抗感冒
A, sterilization, resistance to cold 
洋葱中含有植物杀菌素如大蒜素等,有很强的杀菌能力,能有效抵御流感病毒、预防感冒。这种植物杀菌素经由呼吸道、泌尿道、汗腺排出时,能刺激这些位置的细胞管道壁分泌,所以又有祛痰、利尿、发汗以及抑菌防腐等作用。
Onion such as garlic contains phytoncide etc., have very strong sterilization ability, can effectively resist the influenza virus, prevent colds. The phytoncide through respiratory tract, urinary tract, sweat glands eduction, can stimulate the location of the cell secretion of pipe wall, so has expectorant, diuresis, sweating and bacteriostatic preservative effect. 
二、促进胃肠蠕动,帮助消化
2, promote gastrointestinal peristalsis, help digestion 
洋葱含有葱蒜辣素,有浓郁的香气,加工时因气味刺鼻而常使人流泪。正是这特殊气味可刺激胃酸分泌,增进食欲。动物实验也证明,洋葱能提高胃肠道张力,促进胃肠蠕动,从而起到开胃作用,对萎缩性胃炎、胃动力不足、消化不良等引起的食欲不振有明显效果。
Onions contain onion garlic spicy element, have full-bodied aroma, processing with the pungent odor and often makes people shed tears. It is this special smell can stimulate gastric acid secretion, stomachic. Animal experiments also show that the onion can improve the tension of the gastrointestinal tract, promote gastrointestinal peristalsis, appetizing effect thereby, of atrophic gastritis, the stomach underpowered, indigestion caused by anorexia have obvious effect. 
三、预防癌症
Third, cancer prevention 
洋葱的防癌功效来自于它富含的硒元素和槲皮素。硒是一种抗氧化剂,能刺激人体免疫反应,从而抑制癌细胞的分裂和生长,同时还可降低致癌物的毒性。而槲皮素则能抑制致癌细胞活性,阻止癌细胞生长。一份调查显示,常吃洋葱比不吃的人患胃癌的几率少25%,因胃癌致死者少30%。
The anti-cancer effect of onion from its rich in selenium element and quercetin. Selenium is an antioxidant, can stimulate the body's immune response, inhibit cancer cell division and growth, at the same time also can reduce the toxicity of carcinogens. While quercetin can inhibit cancer cell activity, prevent cancer cell growth. According to a survey, often eat Onions than those who do not eat 25% less risk of developing gastric cancer, death for gastric cancer was 30% less. 
四、降血压
Four, fall blood pressure 
洋葱是唯一含前列腺素A的植物,洋葱是所知唯一含前列腺素A的食物,是天然的血液稀释剂,前列腺素A能扩张血管、降低血液黏度,因而会产生降血压、能减少外周血管和增加冠状动脉的血流量,预防血栓形成作用。对抗人体内儿茶酚胺等升压物质的作用,又能促进钠盐的排泄,从而使血压下降,经常食用对高血压,高血脂和心脑血管病人都有保健作用。
Onions are the only contains prostaglandins, A plant, onion is the only food containing prostaglandin A known, is A natural blood thinners, prostaglandin A can dilate blood vessels, reduce blood viscosity, thus produces can fall blood pressure, reduce the peripheral vascular and increase coronary blood flow, prevent thrombosis. Against the role of booster material such as catecholamine in the human body, and can promote the excretion of sodium salt, so that the blood pressure to drop, regular consumption of high blood pressure, high cholesterol and heart cerebrovascular patients have health care function. 
五、降血糖
Fifth, fall blood sugar 
洋葱还具有降血糖作用,因洋葱中含有与降血糖药甲磺丁脉相似的有机物,并在人体内能生成具有强力利尿作用的皮苦素。糖尿病患者每餐食洋葱25-50g能起到较好的降低血糖和利尿的作用。
Role of Onions have fall blood sugar, because Onions contain similar to fall blood sugar medicine a sulfonated butyl vein of organic matter, and generate the reaction in the human body has a powerful diuretic effect the skin of the bitter. Diabetes every meals to 25 to 50 g onion have the effect of lowering blood sugar and diuresis. 
六、改善便秘
Sixth, improve constipation 
洋葱的硫磺成份在大肠与蛋白质,或肠内的细菌结合,形成硫化氢,能促进肠蠕动。丰富的可溶性食物纤维能刺激肠,使运动更旺盛,而寡糖也能抑制肠内坏菌增殖,有效改善女生常见的便秘症状。
The sulfur ingredient of onion in the large intestine and protein, or combined intestinal bacteria, the formation of hydrogen sulfide, can promote the intestinal peristalsis. Rich in soluble dietary fiber can stimulate the bowel, make sports more robust, and oligosaccharides can inhibit intestinal bacteria proliferation and bad effectively improve girls common symptoms of constipation. 
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