Provided herein is a method for removing a chemical stain from a dental surface or inhibiting chemical staining of a dental surface, comprising contacting the dental surface with an oral care composition comprising zinc phosphate and an orally acceptable carrier.本發明提供了一種用於移除來自牙表面的化學污漬或抑制牙表面的化學染污之方法,包含使該牙表面與一包含磷酸鋅與口腔可接受的載體之口腔護理組成物接觸。