Between January 1, 2014 and April 30, 2019, the FDA received 524 reports of DCM, some involving multiple pets.

Ninety-three percent of the 524 reported cases of a specific heart disease in dogs, dilated cardiomyopathy (DCM), involved dog foods made with peas and/or lentils, while 90% of the afflicted dogs had eaten diets labeled as grain-free. A smaller proportion contained potatoes. The U.S. Food and Drug Administration (FDA) released that information and more in an update to their investigation into canine dilated cardiomyopathy (DCM) cases correlated to certain grain-free dog foods. Between January 1, 2014 and April 30, 2019, the FDA received 524 reports of DCM, some involving multiple pets. Read more.

Wall, Tim, and Tim Wall. “90% Of 524 Cases of Dog Heart Disease Involved Grain-Free.” PetfoodIndustry.com, PetfoodIndustry.com, 28 June 2019, http://www.petfoodindustry.com/articles/8298-of-524-cases-of-dog-heart-disease-involved-grain-free.