Modern research confirms that tongue cleaning is the best way to remove bacteria that cause bad breath. Tongue cleansing also helps improve taste, remove the coating on the tongue and slow the growth of plaque. DrTung's Tongue Scraper is the leading tongue cleaner for a reason. Dentists and hygienists use and recommend DrTung's because the high-quality stainless steel used is impervious to bacteria and the effective design is comfortable and gentle on the tongue. Experience a deep yet gentle cleansing.