| abstract |
The present invention relates to an oral care composition comprising a bioactive glass, a tubule blocking activator selected from calcium dihydrogen phosphate, calcium sulfate hemihydrate or mixtures thereof, a phosphate source and a physiologically acceptable carrier. wherein the bioactive glass and tubule blocking activator are present in a weight ratio of 1: 3 to 30: 1, and wherein the phosphate source is a trisodium phosphate, a monosodium dihydrogenphosphate, a disodium hydrogen phosphate, a phosphate ammonium, a diammonium hydrogen phosphate, an ammonium dihydrogen phosphate, a tripotassium phosphate, a dihydrogen phosphate monopotassium, a dipotassium hydrogen phosphate, or a mixture thereof. |