Described herein are oral care compositions comprising (i) a magnesium alkali metal silicate complex clay, and (ii) an orally acceptable anionic polymer, in a dentifrice base, which compositions are useful for alleviating dental sensitivity. Also provided for, are methods of making and using the compositions described herein本發明係關於口腔保健組成物,其包含(i)矽酸鎂鹼金屬絡合物黏土,及(ii)口腔上可接受之陰離子聚合物於潔牙基質中,該組成物有用於減輕牙齒之敏感性。亦提供於本文中說明之組成物之製造及使用的方法。