An effective positive component contains flavonoids.
It is used in cosmetics in the form of extracts, hydrolates and other forms.
Antioxidant, slows aging, tones, is antiseptic, contracting (in the mouth).
The tea plant contains alkaloid caffeine, which is most contained in young shoots and the youngest leaves; Thanks to him, the decoction has stimulating effects. In addition, it contains a large number of tannins that condition the torn, astringent taste. The popularity of drinking tea was created in China and later spread throughout the world. Tea tree is grown in a plantation way, often collected manually (depending on the number of leaves on the cut shoots, the quality is determined) and then processed; For black tea, fermentation (oxidation) is necessary to release caffeine, followed by drying and sorting. Fermentation causes black tea to remain stable for a long time and does not lose the aroma. Green tea is unfermented; Other types of tea (yellow, half -green) are formed by partial fermentation.