果汁是以水果为原料,用压榨、萃取等方法制成的一种饮品。人们每天饮用一些果汁可以起到促进消化、滋润肠道、补充营养的作用。但是,果汁中的营养比完整的水果要少得多,因为在榨取果汁时往往会损失掉其中相当一部分营养素。人们在榨取果汁时,水果内的细胞会被高速旋转的刀片全部破坏掉,所有的营养素都会混合在一起。此时,水果中的维生素C、 Fruit juice is a fruit as raw material, with squeeze, extraction and other methods made of a drink. People drink some fruit juice every day can play a role in promoting digestion, nourishing the intestine, nutritional supplements. However, there are far fewer nutrients in the juice than the intact fruits, since a considerable portion of the nutrients are often lost when the juice is squeezed. When people are squeezing juice, the cells inside the fruit are all destroyed by the high-speed rotating blades, and all the nutrients are mixed together. At this point, the fruits of vitamin C,