Food Grade Myrrh Extract, Food Grade essential oils of Anise, Spearmint, Clove and Vit E blended in a Vegetable Glycerin Base. Rub on teeth and gums to soften and remove tarter. Apply with doggie tooth brush or cotton swab then give hard healthy treat (we recommend Snook’s Sweet Potato Dog Chips or Chews) to help remove build up. Helps keep teeth and gums healthy and clean. Helps freshen breath.