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食物的营养价值取决于什么
更新时间: 2020-09-23 00:00:00  

食物营养是身体健康的最重要的因素,因为人是从一个小细胞发育成长成人的,食物营养是物质的源泉。食物的营养价值是指食物中所含营养素和热能满足人体需要的程度。食物的营养价值取决于其所含营养素的量、成分以及在体内的消化吸收和利用情况。包括所含营养素种类齐全,数量以及相关比例适宜,且易被人体消化、吸收及利用。

关键词: 食物 营养 价值 取决于 什么

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