Bione Cosmetics Dentamint Menthol, 500 ml, Mouthwashes and Mouth Sprays unisex, The Bione Cosmetics Dentamint Menthol mouthwash freshens your breath while also fighting plaque and helps keep your gums and teeth healthy. Characteristics: fights tooth decay kills bacteria ensures fresh breath How to use: After cleaning the teeth, rinse the mouth with mouthwash for the time stated on the label then spit out.