In order to remove stains deposited on the surface of teeth and improve aesthetics, the present invention provides a composition for stain removal for the oral cavity, said composition containing 0.33-2.0 wt% of sodium metaphosphate.去除沉澱附著於牙齒表面的染色以提高審美性,含有0.33重量%~2.0重量%之偏磷酸鈉的去除染色用口腔用組成物。