俗话说,没有不好的饮食,只有不合理的膳食搭配。在物质越来越丰富的今天,由于搭配不合理而带来的多种慢性病却不断增多,且发病年龄不断年轻化。如何把种类齐全、数量充足、比例适当的营养保持平衡,中国居民膳食指南给出了“全面、均衡、适度”六字答案。全面人体营养素近七十余种,一个也不能少除母乳外,没有一种天然食品能满足人体所需的全部营养素。只有将多种食品合理搭配,才能使食物营养素平衡。如主食、副食、水果、蔬菜的合理搭配均衡指膳食中所含的营养素种类齐全、数量 As the saying goes, there is no bad diet, only an unreasonable diet. In the increasingly rich material today, due to unreasonable with a variety of chronic diseases have increased, and the age of onset continue to younger. How to maintain the balance of nutrition with adequate variety, adequate quantity and appropriate proportion? The Chinese dietary guidelines give a “comprehensive, balanced and appropriate” six-character answer. Nearly 70 full-scale human nutrients, one can not be less than breast milk, there is no natural food to meet all the nutrients the body needs. Only a reasonable combination of a variety of food, food nutrients can balance. Such as staple food, non-staple food, fruits, vegetables, a reasonable balance of nutrients contained in the diet contains a complete range, the number