在日常生活中,有些人认为,食品的价格越贵,其营养价值也就越高。其实,这是一种误解。固然有些高档食品营养价值较高,但这只是相对而言,不能一概而论。如一般人都认为甲鱼的营养特别丰富,滋补功能特强,使得价格昂贵,销售火爆,然而,经测量表明,甲鱼的蛋白质、钾、铁和锌的含量总 In everyday life, some people think that the more expensive the food, the higher the nutritional value. actually it is a kind of misunderstand. Although some high-end foods have high nutritional value, this is only relative terms and can not be generalized. Such as most people think that the nutrition of turtles is particularly rich in nourishing the function of extremely strong, making the expensive, popular sales, however, the measurements show that the protein, potassium, iron and zinc content of turtle