Preferences and Antiaging: Green Tea and Antiaging

Green tea contains many functional ingredients, including catechins, flavonols, caffeine, theanine, minerals, dietary fiber, vitamin A, and vitamin E. The content of these ingredients varies depending on the type of tea, variety, and cultivation method. The generally recognized functions of tea include antioxidant activity, lowering blood cholesterol, lowering blood pressure, regulating bone metabolism, regulating brain and nerve function, antiallergic effects, anticancer effects, antibacterial effects, preventing tooth decay, and deodorizing effects.