CLENZ-A-DENT® Plaque Off Food Additive is a palatable product that can be sprinkled on wet or dry pet food once a day that helps keep teeth clean and freshens breath. Can be used in a protocol with other CLENZ-A-DENT products for effective home dental care. INGREDIENTS: Purified Ascophyllum Nodosum D1070 (seaweed). Additive-free, preservative-free, sugar-free, gluten-free. Rich in natural iodine. Do not administer to animals suffering from hyperthyroidism.