1, vitamin
Vitamins include vitamin C, vitamin B, vitamin P, vitamin A, vitamin D, vitamin E and vitamin K. Vitamins are trace organic substances that humans and animals must obtain from food to maintain normal physiological functions. They play an important role in human growth, metabolism and development. Vitamins play a key role in human health.
2. minerals
Tea contains many minerals, such as potassium, calcium, magnesium, iron, zinc, manganese, fluorine and phosphorus. Minerals are also the floorboard of inorganic substances. Although the total amount of minerals in the human body is less than 5% of the body weight, it does not provide energy. However, they cannot be synthesized by themselves in the body, and must be provided by the external environment, which plays an important role in the physiological functions of human tissues.
Minerals are important raw materials for human tissues. Calcium, phosphorus and magnesium are the main raw materials for bones and teeth. Minerals are also necessary to maintain acid-base balance and normal osmotic pressure. Some special physiological substances in human body, such as hemoglobin and thyroxine in blood, need the participation of iron and iodine to be synthesized.
3. Organic matter
Protein consists of amino acids, of which tea contains 2% to 5% amino acids and tea contains as much as 30% carbohydrates. Organic matter is the material basis of life, and all living things contain organic matter. Fat, amino acids, protein, sugar, heme, chlorophyll, enzymes, hormones, etc. Amino acids play an important role in preventing premature aging, promoting growth and enhancing hematopoietic function.