洋葱味道鲜美、营养价值高,可是常令切洋葱的人“泪流满面”。新西兰农作物种子有限公司的科学家研制出一种不会让人流泪的洋葱,而且它还有助于抵御心血管疾病,防止体重增加。这种洋葱中含有的硫化物有益于心血管功能,但并不会发出刺鼻的气味,而且还具备了它的近亲——大蒜所拥有的诸多健康功效。在实验室测试中,科学家发现无泪洋葱的提取物能显著减少血小板聚集,其效果相当于普通的洋 Onions taste delicious, high nutritional value, but often cut onion people “burst into tears.” New Zealand Crop Seed Co. scientists have developed a tear-free onion, but it also helps to combat cardiovascular disease and prevent weight gain. The onions contain sulphide for cardiovascular benefits, but do not give off a pungent smell, but also have many of the health benefits of its close relative, garlic. In laboratory tests, scientists found that extracts of tea without tears can significantly reduce platelet aggregation, the effect is equivalent to ordinary ocean