Bunch of grain free dog foods linked to heart failure.

I fed a lot of Acana and Orijen way back, but my dogs have been on raw since 2013 and their health markedly improved (blood tests, enzyme levels, ultrasounds, etc etc)

https://www.fda.gov/animal-veterinary/news-events/fda-investigation-potential-link-between-certain-diets-and-canine-dilated-cardiomyopathy