Pet Cod Liver Oil provides an excellent source of the omega-3 fatty acids DHA and EPA. Cod Liver Oil also contains naturally occurring vitamin A. These benefits come exclusively from Arctic Cod livers fished from Arctic Norway. This easy to feed supplement can be added to your pets food or be served by itself. Ideal for dogs or cats. Serving EPA DHA Total Omega-3s 1 teaspoon 368 mg 506 mg 1150 mg.