Spry Xylitol Spearmint flavour sugar free dental chewing gums have been scientifically shown to be beneficial in helping to reduce teeth cavities. Xylitol, because of its natural properties, is a unique sweetener which prevents bacteria adhering to teeth and gums and therefore helps to keep the oral cavity healthy. Each piece of Spry Xylitol gum contain 67 percent xylitol which means that by chewing 2 pieces of gum after every meal you can get 2.8 grams of xylitol per serving which goes towards the suggested 5-10 grams of xylitol per day recommended for good oral health. Dentists recommend chewing gum with Xylitol after meals for overall good oral and dental care.