| abstract |
An oral care delivery system for whitening a subject's teeth in need comprising an integral carrier, such as a strip material, a dental tray or sponge material, and a composition comprising: a. A safe and effective amount of bleach, b. A safe and effective amount of a water-insoluble solid phase, c. A safe and effective amount of a water-soluble liquid phase, An oral care delivery system wherein the ratio of the water-insoluble solid phase to the water-soluble liquid phase is from about 1: 4 to about 4: 1. The composition is one that is applied for a time sufficient to achieve whitening, and the composition may have a whitening index of from about 0.5 to about 4. The composition optionally includes a hydrophobically modified polymer. |