This invention relates to oral care compositions comprising an effective amount of a basic amino acid in free or salt form, together with an antibacterial agent, and to methods of using and of making such compositions.本發明係關於含有有效量之呈游離或鹽形式之鹼性胺基酸以及抗菌劑之口腔護理組成物及使用和製造該等組成物之方法。