Regular use of 100% Xylitol Gum reduces bacteria Reduces plaque & freshens breath Helps to prevent acid attacks Use Peppersmith Fine English Peppermint Chewing Gum daily, as it takes more than just brushing to look after your teeth. Most damage happens during the day when sugars feed bacteria that form plaque and produce acids.This peppermint chewing gum is made with 100% xylitol for all day dental protection. It is Oral Health Foundation approved, Sugar-Free, Aspartame free, suitable for vegans and Vegetarian Society approved.