Haiqing tea is named after it was produced in Haiqing Town, Qingdao. It belongs to green tea. It is characterized by thick leaves and thick juice, resistance to brewing, Huang Liang color, mellow taste, sweet aftertaste and pea fragrance. Because it belongs to green tea, it has the characteristics and effects of green tea. Efficacy and function of green tea 1: Yisi Jiannao green tea is a precious and noble drink. Drinking green tea is a kind of spiritual enjoyment, an aesthetic art behavior and a method of self-cultivation. Smart girls only drink green tea, which can increase their demure temperament; Second, the caffeine contained in green tea will make you energetic, clear-headed and active at work. Moreover, the caffeine in green tea is far less than that in coffee, and it is less irritating to the human body than coffee. The results show that people who drink more than 2 cups of green tea a day are 50% less likely to suffer from cognitive impairment than those who drink less than 3 cups, and there is little difference between those who drink more than 3-4 cups a day. Efficacy and function of green tea 2: Anti-aging The antioxidants contained in green tea are helpful for anti-aging. Green tea contains a substance called tea polyphenols, which has strong physiological activity and antioxidant capacity, so green tea can be regarded as a natural scavenger of human free radicals. Efficacy and Function of Green Tea 3: Antibacterial and Sterilizing The catechins in green tea have inhibitory effects on some bacteria that cause human diseases. Tea polyphenols are beneficial components in green tea, which help to protect the digestive tract and prevent digestive tract tumors. At the same time, gargling with green tea can prevent gum bleeding, kill oral bacteria and keep your mouth clean. Green tea contains fluoride and catechin, which can inhibit the action of cariogenic bacteria and reduce the occurrence of dental plaque and periodontitis. Efficacy and function of green tea 4: slimming green tea contains theophylline and caffeine, which can activate protein kinase and triglyceride lipolytic enzyme through various functions, reduce the accumulation of fat cells, and thus achieve the purpose of losing weight. Compared with slimming methods such as pepper and coffee, green tea slimming is more peaceful and effective! Efficacy and Function of Green Tea V: Although the prevention of cancer by green tea is still in the research stage, drinking more tea is bound to have its positive encouraging effect. Even so, not everyone can drink green tea! Pregnant women and patients who have just finished surgery should not drink green tea, because according to a recent study, green tea contains a substance: EGCC, which can prevent angiogenesis and is quite effective in killing bad cancer cells! Efficacy and Function of Green Tea VI: Whitening and UV Protection Everyone knows that skin should be protected from oxidation and UV protection, even young women are no exception. Experts found in animal experiments that catechins in green tea can resist skin cancer caused by UV-B. Drink more green tea if you want to whiten and prevent colds!