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茶有抗衰老、抗高血脂及抗癌等作用,经常饮茶对健康很有益处。第一,茶叶有抗衰老的作用。茶叶是天然的自由基清除剂,由于茶叶中的茶多酚含有一种叫做多酚羟基的结构,可以有效地消除自由基,从而具有抗氧化的作用。自由基是细胞内不成对的游离的分子、原子或电子,它们很不稳定,非常活跃,经常跟其他的化学
Tea has anti-aging, anti-hyperlipidemia and anti-cancer effects, often drinking tea is very good for health. First, tea has anti-aging effects. Tea is a natural free radical scavenger. Since tea polyphenols contain a structure called polyphenolic hydroxyl group, it can effectively eliminate free radicals and thus has antioxidant effect. Free radicals are unpaired free molecules, atoms or electrons in the cell. They are unstable and very active, often associated with other chemistries