Black tea is a kind of fermented tea, which is a kind of tea in Sichuan Province, Yunnan Province and the two lakes regions in China. The famous ones are Anhua Black Tea, Liubao Tea, Zhaoliqiao Tea, Pu 'er Tea, Jupu Tea and Tibetan Tea. Black tea has a lot of benefits to human body, which can help people clear fat and lose weight, and it can also resist oxidation, sterilize and diminish inflammation. Let's introduce the benefits of drinking black tea often.

Drinking black tea often has great benefits.

First of all, drinking black tea can clear fat and lose weight. Polyphenols and their oxidation products in black tea can dissolve fat and promote the discharge of lipid substances; It can also activate protein kinase, accelerate fat decomposition, and reduce body fat content. Therefore, Anhua black tea is called "slimming tea" by Koreans; The Japanese call it "beauty tea"; Taiwan Province people call it "Xiaoshi tea".

Secondly, drinking black tea can resist oxidation and delay aging. Catechins, theaflavins, theanine and tea polysaccharides in black tea, especially complex flavonoids with high content, all have the function of scavenging free radicals, because the leaves have the functions of antioxidation and delaying cell aging.

Thirdly, drinking black tea can clear the stomach and help digestion. Black tea is rich in dietary fiber, which has the function of regulating the stomach and clearing the stomach; And probiotics are involved, which can improve the intestinal microbial environment and help digestion. In our country, there is a tradition of using old black tea to treat abdominal distension, dysentery and indigestion.

Finally, drinking black tea can sterilize and diminish inflammation. The main components of dark tea soup color are theaflavins and thearubigins. Studies have shown that theaflavin is not only an effective free radical scavenger and antioxidant, but also has obvious bactericidal effect on Bacillus botulinum, Enterobacteriaceae, Staphylococcus aureus, Bacillus capsulatus and Bacillus cereus. In addition, theaflavins can inhibit the invasion of influenza virus and the infection of rotavirus and enterovirus.

Drinking black tea for the elderly also has the advantages of removing atherosclerosis from blood vessel wall and lowering blood pressure, blood sugar and cholesterol. Drinking black tea can also help people to know the toxins in the body and protect the liver. People who often drink, if they drink some black tea, can also help sober up and relieve alcohol poisoning, which has the effect of diuresis and detoxification.

The side effects of drinking black tea in moderation.

Black tea has many functions, so does black tea have any side effects? No, black tea has no side effects, so people can safely drink it for a long time. However, it should be noted that black tea is only suitable for hot drinks, and cold drinks of black tea cannot relieve fever and quench thirst.

Hot drinking black tea can dilate the blood vessels of human body, promote sweat gland secretion, and help human body to sweat. On a hot and cool day, it is a pleasure to drink a cup of black tea slowly, but if we drink black tea cold because of the heat, it will not only make the effect of black tea worse, but may even do harm to our human body, which is something we need to pay attention to.

People who usually like to drink black tea should pay attention not to drink new tea because it has a short storage time and many unoxidized substances, which will irritate people's stomach, so black tea that has been stored for less than half a month is generally not allowed to drink. Then, don't drink tea on an empty stomach, and don't drink tea after meals, especially one hour after meals, otherwise it will induce anemia. People with gastric ulcer can't drink black tea, which will lead to an increase in the concentration of retinoic acid and lead to gastric perforation. Also, women can't drink black tea during menstruation, otherwise it will aggravate menstrual syndrome.