现在人们谈起微量元素如同上个世纪40年代谈论维生素一样。由于微量元素在人体内不能合成,只能从外界摄取,因此,人们把目光对准长期被忽视的领域——微量元素与营养。 “食不厌精”的观点是片面的 人们已知食物在加工过程中会伴有维生素的损失,现在人们又注意到一些必要微量元素的丢失也十分可观。分析表明:将小麦精制成上等面粉后,仅保留了原小麦20％的镁、13％的铬、12％的锰、50％的钴、3％的钼和21％～31％的锌。我国民间传统食用的 Now people talk about trace elements as they talk about vitamins in the 1940s. Because trace elements can not be synthesized in the human body and can only be taken from the outside world, people are now looking for long-neglected areas - trace elements and nutrition. The view that “food is not too refined” is one-sided People already know that the loss of vitamins in foods is accompanied by the loss of some of the necessary trace elements. The analysis showed that only 20% magnesium, 13% chromium, 12% manganese, 50% cobalt, 3% molybdenum and 21% ~ 31% zinc . China’s traditional folk food