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What are the functions and functions of black tea? What are the functions and functions of black tea?

1. Promoting body fluids and clearing away heat

Drinking black tea can quench thirst and relieve heat because the polyphenols, sugars, amino acids, pectin, etc. in the tea react chemically with saliva, and Stimulates saliva secretion, causing the mouth to feel moist and cool; at the same time, caffeine controls the temperature center of the hypothalamus and regulates body temperature. It also stimulates the kidneys to promote the excretion of heat and waste and maintain physiological balance in the body.

2. Refreshing and relieving fatigue

Black tea contains a large amount of caffeine and tea polyphenols, which can excite the nerve center, promote refreshing and concentrated thinking, thereby sharpening thinking and improving memory. Strengthening; it also has an exciting effect on the vascular system and heart, strengthening the heartbeat, thereby speeding up blood circulation to facilitate metabolism.

3. Antioxidant and anti-aging

The antioxidants in black tea can completely destroy the transmission path of chemical substances in cancer cells. Black tea’s antioxidants are much more complex than green tea’s and are especially good for the heart.

4. Warm the stomach and protect the stomach

Black tea is made through fermentation and baking. Tea polyphenols undergo an enzymatic oxidation reaction under the action of oxidase, and the content is reduced. Black tea is also good for the stomach. The irritation to the body is less. Not only does black tea not hurt your stomach, it can actually nourish your stomach. Regular drinking of black tea with sugar and milk can reduce inflammation, protect the gastric mucosa, and is also effective in treating ulcers.