Oral care composition with cross-linked polymer peroxide

The oral cavity nursing composition, wherein the composition comprises: (a) comprises a hydrogen with and N- ethenyl heterocyclic ring polymer (e.g. Is of n- ethenyl a lactan or a N- ethenyl and a imide) with composite; (b) brightening agent (for example hydrogen with); A has a supporting with a (c) oral cavity. The preferred embodiment, wherein the support comprises a film to form a material. Further claims a preparation the oral cavity nursing composition and method, wherein the method comprises: (a) and brightening agent, a silicone adhesive agent and supporting liquid of the homogenous agent; (b) to the homogenous agent to into with compound, wherein the composite comprises a hydrogen with and N- ethenyl heterocyclic ring; polymerAnd (c) of the lower the vacuum device.