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茶叶中的氟元素能产生防龋作用、儿茶素具有一定的抗菌活性、茶多酚具有很强的清除自由基作用和一定的抗菌活性,对致龋的变形链球菌有良好的抑制作用。
Fluorine in tea can produce anti-caries effect, catechin has a certain antibacterial activity, tea polyphenol has a strong role in scavenging free radicals and certain antibacterial activity of cariogenic Streptococcus mutans has a good inhibitory effect.