09/17/2026
At Purrs McBarkin’, I offer both grain-inclusive and grain-free foods. I feed my own dogs grain-free, and as a certified pet nutritionist, I’m upfront about that. As your local pet nutritionist, I consider it my duty to constantly read and evaluate scientific studies. But transparency doesn’t mean claiming one approach fits every dog. It means applying the same rigorous standards at home that I apply to my shelves.
A study published September 16, 2026, looked at over 47,000 dogs and found no overall link between owner-reported grain-free diets and heart diagnoses. But I’m a facts guy, and that alone doesn’t settle the issue. The study was observational, not a controlled clinical trial, and it didn't specifically isolate diet-associated DCM. It’s one valuable piece of information, not a final verdict. Fear and single anecdotes shouldn't drive dietary choices; science should.
That's why I don't think in terms of "grain vs. grain-free." Nope. I think about the full formulation. What actually matters is the entire nutrient profile, overall digestibility, and the quality control standards backing the brand. I’m here to dig into those scientific details, not follow trends or emotion. My role is to give you honest facts so you can make the absolute best choice for your pet.
-Dave
Read the study:
Grain‐free diets have been potentially linked to dilated cardiomyopathy (DCM) in several studies in dogs, although the underlying mechanisms for this potential link, if present, are unclear. Additionally, some studies have found no association ...