Anti-caries agent is an efficacious ingredient added to oral care products such as toothpaste, which can help prevent and control dental caries through daily use. Caries is a common oral disease, caused by the compound action of many factors in the oral cavity leading to the progressive lesion of the hard tissue of teeth, manifested as the demineralization of inorganic matter and the decomposition of organic matter, with the development of the disease process there is an evolution process from color change to substantial lesion. There are three general methods to prevent dental caries: to enhance the acid resistance of teeth, to kill the caries pathogenic bacteria, to break down the glucan produced by streptococcal mutants or to prevent the synthesis of glucan.
The common active ingredients of anti-caries toothpaste are fluoride, such as stannous fluoride, sodium fluoride, sodium monofluorophosphate, etc.
Fluoride anti-caries because it has the following effects.