| abstract |
It is an object of the present invention to provide a sole component or a combination of two or more components capable of exhibiting a function as an oral composition, such as inhibiting dentin caries, inhibiting or improving dentin hypersensitivity, inhibiting or eliminating stain formation . The present invention relates to a composition containing (A) a compound having at least one lactam skeleton selected from the group consisting of a γ-lactam skeleton, a δ-lactam skeleton and an ε-lactam skeleton and having an acidic group and / To provide an oral composition. |