Tartar Shield DentaTabs Powder is an easy way to help your pet maintain better oral health. Simply dissolve DentaTabs Powder in your pet's drinking water. The powder contains two clinically proven additives that have been shown to reduce the formation of dental plaque, calculus and gingivitis. DentaTabs powder is tasteless, odorless and ideal for pets that need to limit their calorie intake or for pets with allergy concerns. Each 200g bottle contains a 3-month supply.