With Baking Soda & Essential Oil of Fennel Fluoride Free Gluten Free Leaping Bunny Certified Vegan No Animal Testing Keep your mouth healthy with this powerful blend of extracts, essential oils, minerals and the unique flavor of Fennel. Baking Soda and Sea Salt effectively yet gently clean teeth. Australian Tea Tree Oil helps defend against sugar acids. Desert Essence Tea Tree Oil Dental Care Products are the perfect choice for your oral hygiene routine. They contain no harsh abrasives, sweeteners or artificial flavors.