abstract |
Two-phase mouthwash compositions which comprise, in a first phase (A), besides hydrogen peroxide, a sugar alcohol and a nonionic surfactant, and in a second phase (B), that is spatially separate from phase (A), an aqueous or aqueous-alcoholic solution, have no undesired discolorations of the hydrogen peroxide phase after opening the packaging and/or during storage and are suitable for the basic cleaning of the oral cavity and bleaching of the teeth. |