人工营养素和天然营养素有何区别

  • 时间:2013-10-22 21:05:49
  • 分类:语文天地
  • 阅读:160 次

人们常因食物摄食不便,无法得到均衡营养,导致因缺乏某种营养素而患疾病。于是科学家籍实验室分析营养素的化学成分,进而以人工化学合成的方式,大量生产各种化学营养素,提供患者食用,来解决因营养素缺乏而导致的疾病,此为第一代保健食品。化学营养素可大量生产,故价格低廉,然而科学家们发现其会在体内产生副作用。

从天然食物中提炼天然营养素,最好运用纯生物技术手段,虽然价格昂贵,在各个环节生产成本都会高于人工合成,但作用效果明显强于人工合成,成为当代保健品开发的高标准方向。

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