Introduction of keemun black tea

Caffeine in black tea stimulates the nerve center by stimulating the cerebral cortex, which promotes refreshment and concentration of thoughts, which makes the thinking reaction more acute and memory enhanced. It also has excitatory effects on the vascular system and heart, strengthens the heart beat, and accelerates blood circulation. In order to facilitate metabolism, it also promotes sweating and diuresis, thereby accelerating the excretion of lactic acid and other old waste materials in the body to achieve the effect of eliminating fatigue.

Drinking keemun tea in summer can quench thirst and cool down because the polyphenols, sugars, amino acids and pectins in tea react chemically with the mouth, and stimulate the secretion of saliva, causing the mouth to feel moist and produce a refreshing sensation; control the body temperature center of the hypothalamus, regulate body temperature, it also stimulates the kidney to promote the excretion of heat and dirt, maintaining the physiological balance in the body.

Under the combined action of caffeine and aromatic substances in black tea, the blood flow of the kidney is increased, the glomerular filtration rate is increased, the renal microvasculature is expanded, and the reabsorption of water by the renal tubule is inhibited, thereby contributing to an increase in urine output. This is beneficial to eliminate lactic acid, uric acid, excessive salt, harmful substances, etc. In the body, and to alleviate edema caused by heart disease or nephritis.

keemun black tea