Often drinking oolong tea and green tea can protect teeth

As the saying goes: "often drink tea, less rotten teeth." It means that drinking tea has certain health care effect on teeth This is because tea is rich in fluoride, which has a protective effect on teeth, can firm enamel and prevent the formation of excessive acidity in the mouth Studies have shown that just one liter of black tea can provide about two milligrams of fluorine to the human body, which can meet half of the amount of fluorine adults need in one day In addition, tea also contains polyphenols, which can prevent the formation of caries Drinking tea can also eliminate the peculiar smell of the mouth, because the pectin and other substances in the tea react with saliva chemically, which can enhance the antibacterial ability of the mouth People who are not used to drinking tea can chew several pieces of tea, which also has the effect of strengthening teeth So, what tea is the best way to protect your teeth? Among many tea varieties, oolong tea and green tea have the highest fluorine content, and the newly picked tea has the highest fluorine content; the fluorine content of low-grade tea is higher than that of high-grade tea; the fluorine content of coarse old tea is higher than that of tea buds and young leaves In addition, tea should not be too thick, too much, the best choice in the morning to drink.