Stand in front of a mirror, open your mouth, and stick out your tongue. Remove any piercing jewelry such as tongue rings. These rings may be left soaking in hydrogen peroxide while cleaning your tongue.Gently set the rounded end of the tongue scraper at the back of your tongue.If you are worried about gagging, you may find it helpful to start at the middle of your tongue. You can gradually start from farther back as you get used to scraping.Using light pressure to not damage your taste buds, gently touch the scraper to your tongue. Slowly pull it forward, toward the tip of your tongue.