Brushing the tongue or using a commercial tongue scraper, especially over the bumpiest region of the tongue, may help remove the odor-causing agents as well as lower the overall bacteria count in the mouth.

• 刷舌头或使用专门的刮舌器，特别是在舌头的崎岖不平的区域，有助于清除产生气味导致的食物以及在整体上降低口腔中细菌的数量。