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 pets 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.