0ANIV Animal Essentials AS-0008172-2 16 oz (Pack of 2) Ocean Omega Supreme Dog and Cat Supplement Seadent for dogs attacks plaque-forming bacteria in multiple ways: by the systemic activities of the kelp Antibacterial enzymes that begin working against plaque immediately upon entering the mouth Enzymes serve to break down various food particles that are trapped between the teeth and under the Gum lines