Black tea has anti-acidification effect;
In the process of black tea fermentation, the chemical reaction of polyphenols makes the chemical composition of fresh leaves change greatly, and it will produce theaflavins, thearubigins and other components, and its aroma is obviously higher than that of fresh leaves, forming the unique color, aroma and taste of black tea. Black tea can help digestion, stimulate appetite, induce diuresis, eliminate edema and strengthen heart function.
Flavonoids rich in black tea can scavenge free radicals, have anti-acidification effect and reduce the incidence of myocardial infarction. Chinese medicine believes that tea is also divided into cold and heat. Green tea, for example, tastes bitter and cold, and is suitable for drinking in summer to cool off the heat. Black tea and Pu 'er tea are warm and suitable for drinking in winter.
Green tea can clear away heat and relieve summer heat;
Green tea is called "national drink" in China. A large number of studies in modern science have confirmed that tea does contain biochemical components closely related to human health. Tea not only has the pharmacological effects of refreshing brain, clearing away heat and relieving summer heat, resolving food stagnation, relieving fatigue and losing weight, clearing away heart fire and vexation, relieving hangover, promoting fluid production to quench thirst, reducing fire and improving eyesight, stopping dysentery and removing dampness, but also has certain pharmacological effects on modern diseases such as radiation sickness, cardiovascular and cerebrovascular diseases and cancer. The main components with pharmacological effects in tea are tea polyphenols, caffeine, lipopolysaccharide, theanine and so on.
Other functions of green tea
1, which can delay aging.
Green tea contains a kind of tea polyphenols, which has strong physiological activity and antioxidant capacity, can help the human body to resist aging, and is a free radical scavenger for the human body, which is very effective.
2. It can prevent the occurrence of cancer.
Tea polyphenols contained in tea can prevent a variety of songs that may cause cancer in the body, and have certain lethality to a variety of cancer cells.
3. Be able to beautify.
Green tea has the effect of beauty beauty. The main method is to wash your face with green tea, which can control oil, shrink pores and prevent skin aging.
The difference between black tea and green tea
Green tea, also called unfermented tea. Tea is made from proper tea shoots through typical technological processes, such as enzyme fixation, rolling and drying. The color of dry tea and brewed tea soup and leaf bottom is mainly green.
Black tea is made of tea suitable for making this product, which has been withered, twisted (cut). Fermentation. It is extracted by typical processes such as drying. Because of its dry brown color, the brewed tea soup is mainly red.