We use premium, natural eucalyptus and tea tree oils for their ability to fight the bad bacteria and harmful microbes that cause plaque while the ultra-fine micro abrasives in our proprietary Hydroxi™ formula help to remove surface buildup and leave gums feeling refreshed and healthy. Formulated to help support healthy gums Hydroxi™ w/ nano hydroxyapatite for whitening & enamel health high performance formula no artificial flavors, colors, or preservatives EWG VERIFIED™ fluoride free sls free recyclable metal tube proudly made in USA 4 oz / 113 g