Proprietary doTERRA On Guard essential oil blend of Wild Orange Clove Cinnamon Eucalyptus and Rosemary cleans and freshens breath Hydroxyapatite helps to preserve the teeth enamels original composition to maintain healthy teeth Myrrh is beneficial for oral hygiene Peppermint essential oil combined with the doTERRA On Guard essential oil blend leaves your breath cinnamonmint fresh Natural xylitol sweetener adds to a great overall flavor while helping to keep the teeth and gums clean