Grain-free dog food does not contain wheat, rice, or other types of grains. Grains are usually substituted for legumes, which could cause dilated cardiomyopathy (DCM). When you cut out grains ...

Canine DCM is a disease of a dog’s heart muscle that results in an enlarged heart. In a report by the agency published last week, popular dog food brands Acana, Zignature and Taste of the Wild ...