中国人发现的茶的神奇功能

Tea is the tender leaf or bud of plant tea. Tea can provide the human body with protein, amino acid, vitamin, pectin, organic acid, lipopolysaccharide and other nutrients as well as a variety of trace elements such as potassium, calcium, magnesium, cobalt, iron, manganese, selenium, etc. Tea is rich in potassium, calcium, magnesium, manganese and other minerals, belonging to alkaline food, which can help body fluids maintain alkalinity and health. Tea contains a variety of water-soluble B vitamins and vitamin C. Theophylline and caffeine contained in tea can excite the central nervous system and keep a clear mind.