Clenz-a-dent PlaqueOff contains Ascophyllum nodosum, a seaweed which acts naturally to decrease tartar and bad breath. It's extremely easy to use and offers incredible results on plaque and bad breath. Results are visible within 3 to 8 weeks on average. Contains the seaweed ascophyllum nodosum Plaque off Reduces the formation of dental plaque Reduces tartar Reduces bad breath Clenz A Dent Food Additive (40 gm) Contains the seaweed ascophyllum nodosum Plaque off Reduces the formation of dental plaque Reduces tartar Reduces bad breath