1, which is helpful for diuresis and fatigue relief. Caffeine in tea can stimulate the kidney, promote the rapid excretion of urine, improve the filtration rate of the kidney and reduce the retention time of harmful substances in the kidney. Caffeine can also eliminate excessive lactic acid in urine, which helps to eliminate fatigue as soon as possible.

2. Reduce blood fat and help digestion

Caffeine in tea can increase the secretion of gastric juice, help digestion and enhance the ability to decompose fat.