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茶叶是我国的特产,已成为世界三大饮料(咖啡、可可)之首,其实,早在秦汉时代出现的我国第一部药典《神农本草经》中就收载了茶叶,可见它是可以作为药用的。茶叶的成份相当复杂,主要含有咖啡因,茶碱,可可碱,鞣酸,黄嘌呤,烟酸,维生素B_1、B_2、C、P及胡萝卜素等具有药物活性的成分,并含有少量挥发油、蛋白质和多种微量元
In fact, as early as the Qin and Han dynasties appeared in China’s first pharmacopoeia, “Shen Nong’s Herbal Classic” in the collection of tea, we can see that it can be used as the first of three major beverages (coffee, cocoa) Medicinal. The composition of tea leaves is quite complex and mainly contains medicinal ingredients such as caffeine, theophylline, theobromine, tannic acid, xanthine, niacin, vitamin B_1, B_2, C, P and carotenoids and contains a small amount of volatile oil, And a variety of trace elements