洋葱别名葱头、圆葱、胡葱、玉葱,营养价值极高,是一种集营养、医疗和保健于一身的特色蔬菜。洋葱与大蒜相似,都含有蒜素及硫化硒,能够抑制致癌物质的合成,促进吞噬细胞破坏癌细胞,因此有抗癌的作用。 Onion alias onion, onion, shallot, jade onion, high nutritional value, is a collection of nutrition, health care and health in one of the characteristics of vegetables. Onions and garlic are similar, all contain allicin and selenium sulfide, can inhibit the synthesis of carcinogenic substances, promote phagocytic cells to destroy cancer cells, it has anti-cancer effect.