人类在两千多年前就已经掌握了从甘蔗提取食糖的技术,但在17世纪之前,食糖一直是一种昂贵的奢侈品,价格和胡椒、丁香、姜这些香辛料相当,只有富人才消费得起。16世纪开始,欧洲殖民者在西印度群岛、美洲热带地区大批地种植甘蔗,同时食糖提炼技术也得到改进,尤其是18世纪末开始机械化生产后,食糖的产量大幅度上升,价格随之下降,逐渐变成普通人也消费得起的生活必需品。人们的生活方式因之改变,开始习惯在饮食中大量地添加糖,比如英国人先是在喝茶时加糖,之后糖果、巧克力、果酱等等甜点也 Mankind had mastered the technique of extracting sugar from sugar cane more than two thousand years ago, but sugar was an expensive luxury until the 17th century at a price comparable to those of spices such as pepper, clove and ginger, consumed only by the rich Start. Since the 16th century, European colonists planted sugar cane in large quantities in the tropical regions of the West Indies and the Americas. At the same time, sugar refining technology has also been improved. Especially after the mechanized production started in the late 18th century, the output of sugar increased substantially and the price dropped. Become common necessities of life affordable. As people’s lifestyle changes, they are accustomed to adding a lot of sugar to their diets. For example, the British first added sugar while drinking tea, followed by sweets, chocolates, jams, and desserts