Black tea is a full -fermented tea. Because of fermentation and roasting, the coolness slowly weakens, and finally becomes sweet and mild. It is a very high -quality tea. Many people in our lives like to drink. Is it big? details as follows! Black tea is hot? Black tea is loved by many people because of a very mellow taste. Black tea is a high -fermented tea. When it was just made into a black tea product, the fire produced by fermentation was not completely volatile, so the fire was relatively compared to compare Heavy and easy to get angry. ? But after a period of storage, its fire will slowly decrease. Of course, it is necessary to adopt a reasonable warehousing method, and do not let the tea be tide to deteriorate. The production process of black tea also gives the black tea itself a certain amount of anger, such as the drying temperature of black tea is higher than that of ordinary tea. The contraindications of drinking black tea? 1. Avoid drinking new tea? Because the new tea is stored for a short time, it contains more oxidized polyphenols, aldehydes and alcohols, which has a strong stimulating effect on human gastrointestinal mucosa, easy Tempting stomach problems. Therefore, new tea should drink less, and new tea that stores less than half a month should avoid drinking. 2. Avoid drinking tea? Because tea is contaminated by harmful substances such as pesticides during the cultivation and processing process, there is always a certain residue on the surface of the tea leaves. 3. Do not drink empty abdomen? Drinking tea on an empty stomach can dilute the gastric juice, reduce digestive function, and high water absorption rate, resulting in a large amount of bad ingredients in the tea, causing symptoms such as dizziness, panic, and weak hands and feet. 4. Avoid drinking after meals? Tea contains a large amount of tannic acid. Tannic acid can react with the iron in the food, generate new substances that are difficult to dissolve. Time causes iron deficiency in the human body and even induces anemia. Ginseng and American ginseng should not be eaten with tea. Avoid drinking strong tea and hangover; not to drink tea before meals; drink tea immediately after meals. 5. Avoid fever? Tea contains tea crickets, which has the effect of elevating body temperature. Drinking tea for patients with fever is tantamount to “oiling on fire”. 6. Instead of drinking the stomach and stomach? Coffee in tea can promote gastric acid secretion, increase the concentration of gastric acid, and induce ulcers and even perforation. 7. Avoid drinking in a special period? Drinking tea during menstruation and drinking strong tea can induce or aggravate menstrual syndrome. Medical experts have found that compared with those who do not drink tea, the chance of drinking tea habits is 2.4 times higher, and more than 4 cups of tea drinking tea per day increased by 3 times. In summary, black tea is fermented tea. The most important thing in the process of fermentation is withering, and black tea relies on high temperature to aromathered. The fire will become smaller during the process!