Jin Junmei is a kind of Wuyishan black tea and the best in tea. With high nutritional value, it is a health tea that people like to see and hear. The role and efficacy of Jin Junmei: First, the effect of relieving summer heat and quenching thirst. Jin Junmei has the function of quenching thirst and relieving summer heat. Polyphenols, sugars, amino acids, pectin, etc. Jin Junmei tea can react chemically with saliva, and stimulate saliva secretion, thus making the mouth feel moist and cool, so drinking Jin Junmei tea set has the effect of promoting fluid production and quenching thirst. Second, the impact on teeth. Jin Junmei can prevent dental caries, because Jin Junmei contains fluorine, which has a good protective effect on teeth. Third, diuretic effect. Jin Junmei has diuretic effect. Caffeine and theophylline in Jin Junmei have diuretic effect, and can be used to treat edema, stagnant tumor, acute icteric hepatitis, etc., with good effect. Fourth, the effect of refreshing the brain. Jin Junmei has a refreshing effect. When you are exhausted, drinking a cup of Jin Junmei can refresh your mind, which has a certain exciting effect and can relieve fatigue well. Five, beauty slimming function. Jin Junmei can have a cosmetic effect. At the same time, Jinjunmei tea can lose weight and has a good decomposition effect on protein and fat. It is a good choice for beauty lovers. Sixth, strengthen the heart and relieve spasm. Jin Junmei contains a small amount of caffeine, which has the functions of strengthening heart and relaxing smooth muscle, relieving bronchial spasm and promoting blood circulation. It is a good auxiliary drug for treating bronchial asthma, relieving cough and resolving phlegm and myocardial infarction. Seven, antibacterial and anti-inflammatory effects. Jin Junmei has antibacterial and anti-inflammatory effects. Tea polyphenols and tannic acid in Jinjunmei tea act on bacteria, which can coagulate the protein of bacteria and kill them, and have anti-inflammatory and bactericidal effects. Eight, the role of preventing arteriosclerosis. Tea polyphenols and vitamin C in Jinjunmei tea have the functions of promoting blood circulation, removing blood stasis and preventing arteriosclerosis. Therefore, among people who often drink tea, the incidence of hypertension and coronary heart disease is low. Nine, anti-cancer effect. Jin Junmei has the function of preventing and treating cancer. Jin Junmei itself contains anti-cancer ingredients, which can prevent the formation of cancer cells.