Tongue Cleaning is cliniy pn to be the single most effective way to bad breath. Dental Research indicates that the surface of the tongue is a major source of Bad Breath. More dentists and hygienists than ever before anowled that over 90% of Bad Breath originates from ,specifiy anaero on the tongue. The ADA (erican Dental Associat) remends tongue cleaning for better oral health! If you are like mills of hygieniy conscious people throughout the world that are concerned about the freshn of your breath,this tongue cleaner is for you! If is the most effective and inexpensive solut for your oral health. Removes the plaque and foul smelling decaying food particles on the tongue Prevents tooth decay and gum disease Promotes fresh breath and a healthy mouth Concave shape to match the curvature of your tongue.