How to drink tea is healthy?

1. Avoid drinking tea immediately after meals because tea tannins will reduce iron absorption, while drinking tea during or after meals will easily reduce iron absorption in the diet, which may be as high as 65%. It is inappropriate to use tea as medicine. Tea tannin will precipitate with some drugs, which will affect the efficacy. For example, iron supplements, fluorine-containing antibiotics and tetracycline drugs will be absorbed by tannins and alkaloids in tea, thus reducing the absorption of such drugs by the human body. 3. Avoid soaking in hot water for too long, and the more tannins are released over time, avoid drinking tea soaked in hot water for too long. That's why I don't drink overnight tea. 4. Leng Cha is not suitable for caffeine sensitive person, pregnant women, children, patients with heart disease and ulcers. However, some studies have shown that the caffeine content of cold-soaked 12 hour tea soup is only one-third of that of hot-soaked for 5 minutes. If you really want to drink tea, try Leng Cha with less caffeine. 5. Not suitable as a tonic tea after exercise or dehydration. It has diuretic effect and is not suitable for rehydration or dehydration after exercise. 6. Beware of popular tea drinks in the sugar market, including sweetened, semi-sweetened and sugar-free. Be especially careful when drinking. Drinking sugary tea drinks will increase calories, which is not recommended for people with diabetes, hyperlipidemia and weight loss. 7. Pay attention to creamer and cream balls. Western-style milk tea suggests replacing cream or cream balls with low-fat fresh milk to avoid excessive calorie intake. 8. Huaguocha should be preserved, because the fruit contains more water, which is easy to breed mold due to humidity. It is a good choice to use desiccant or store it in the refrigerator, but no matter what kind of tea it is, you must pay attention to the shelf life. 9. Appropriate intake According to the research on the anti-cancer effect, as long as you drink 150㏄ tea every day, it will be good for your health. At present, canned tea drinks certified as health food are recommended to drink 650 to 1200㏄ respectively, which can achieve remarkable curative effect. However, it is best to decide the intake according to personal circumstances. If drinking tea will affect sleep or cause discomfort, don't force yourself to drink tea.