It is important for you to know that the white coating on the surface of your tongue is because of the swelling and overgrowth of finger-like projections called papillae. This is caused by debris and bacteria collected on your tongue. You can get free of it by smoothly scraping a tongue scraper cleaner across your tongue regularly and brushing your teeth. Drinking a lot of water every day can also prevent you from this white coating by flushing bacteria out of your mouth. Select any tongue scraper from our list above of best tongue scrapers and get rid of white coating today! MasterMedi Tongue Scraper is the best for the removal of white coating, the number one on our list.