Peppersmith's xylitol Eucalyptus mints are proven to promote healthy teeth and are accredited by the British Dental Health Foundation. Xylitol works by inhibiting the bacteria that cause plaque and tooth decay. It's also low calorie, low GI and naturally derived. Free from artificial colours, flavours, preservatives and aspartame, Peppersmith mints are a refreshingly tasty way to keep your teeth healthy throughout the day. Peppersmith's xylitol Eucalyptus mints are proven to promote healthy teeth and are accredited by the British Dental Health Foundation. Xylitol works by inhibiting the bacteria that cause plaque and tooth decay. It's also low calorie, low GI and naturally derived. Free from artificial colours, flavours, preservatives and aspartame, Peppersmith mints are a refreshingly tasty way to keep your teeth healthy throughout the day.