洋葱又名葱头、胡葱、玉葱,原产西南亚,作为蔬菜已有5000年的历史。在欧美,洋葱被誉为“蔬菜皇后”。对西方人来说,可谓“一日不见洋葱,整天情绪不佳”。 随着医药的深入研究,证实洋葱具有颇高的医疗价值和保健作用。近年英国的一份医学报告中宣称,每天吃一个洋葱,可保证身体健康。据科学测定表明:每100g葱头含钙40mg、磷50mg、铁 Onions, also known as onion, cucumber, onion, native Southwest Asia, as a vegetable has 5000 years of history. In Europe and the United States, onions known as “vegetable queen.” For Westerners, it can be said that “there is no onion all day and bad mood all day.” With the in-depth study of medicine, it has been proved that onions have high medical value and health care function. In recent years, a medical report in Britain claimed that eating onions every day can ensure good health. According to scientific tests show that: every 100g onion 40mg, phosphorus 50mg, iron