-Essential Oil formulation -No Harsh Chemicals -Simply Spray twice a day until teeth clean then daily Hundreds of Thousands of Bottles Sold! Great for Cats and Dogs of all Ages! Dental health is critical for overall health. Natural essential oils are formulated in an easy to use spray to improve the oral health of dogs and cats. Simply spray twice a day until you see an improvement in the pet's teeth and twice a week thereafter. Get fresher breath, healthier gums and prettier teeth. Essential Oils are so powerful, that a very little goes a long way. This bottle size is up to a six month supply for dogs starting with noticible tartar, longer if teeth are clean! Buy the original! No nasty chemicals, essential oils are our active ingredients.