Will drinking tea immediately after a meal cause anemia?

　　A cup of tea after a meal is a treat for many people. In fact, drinking tea right after a meal is right healthy It’s not good, and it also sets the stage for the future. anemia hidden dangers.

　　nation disease Huo Junsheng, director of the Food Science and Technology Office of the Institute of Nutrition and Food Safety of the Center for Prevention and Control, said: “Drinking tea immediately after a meal will cause a large amount of water to enter the stomach that is digesting food, diluting the digestive juice secreted by the stomach, thus affecting the digestion of food by the stomach. In addition, tea contains a large amount of tannic acid. Drinking tea after a meal will combine the undigested protein in the stomach with the tannic acid to form a coagulated substance that is not easy to digest, which will affect the digestion and absorption of protein. More importantly, tea hinders the body's absorption of iron. Drinking tea brewed with 15 grams of dry tea leaves after a meal will reduce the absorption of iron in food by 50%. If things go on like this, it will affect people's digestive function and even cause iron deficiency anemia. ”

　　There are also many people who like to drink tea after a full meal, thinking that it can relieve food and fatigue. In fact, this is also very harmful to health. Director Huo told reporters: “Because the large amount of tannic acid in tea will combine with protein to form tannic acid protein, this substance has an astringent effect, weakening intestinal peristalsis and easily leading to dry stool. ”

　　Director Huo emphasized that in order to avoid the symptoms of anemia, drink it after the stomach is empty about 1 to 2 hours after a meal. coffee Or tea is more suitable； You can also eat more iron-rich foods such as green leafy vegetables, red beans, and pork liver to avoid heme deficiency.

　　He suggested that it is best to drink black tea at night. Because green tea is an unfermented tea, it has higher polyphenol content and is more irritating. ； Black tea is fully fermented tea and has weak irritation. Tea should not be brewed too strong. Drinking tea on an empty stomach can easily inhibit the secretion of gastric juice and hinder digestion. In severe cases, it can even cause "tea drunkenness" such as heart palpitations and headaches.