An animal chew including a surface comprising a base composition, wherein the animal chew exhibits a hardness in the range of Shore 70A to Shore 70D as measured by ASTM D2240-05 (2010) and a flexural modulus in the range of 50×103 psi to 500×103 psi as measured by ASTM D790-10 and Ascophyllum nodosum applied onto at least a portion of the surface of the animal chew, wherein the Ascophyllum nodosum is present in an amount of 0.1% by weight to 5.0% by weight of the animal chew. At least 10% by weight of the total amount of the Ascophyllum nodosum present in the animal chew may be applied to the animal chew surface.