The healthiest canned dog food is one that meets AAFCO nutritional standards, is formulated by a veterinary nutritionist, and undergoes rigorous feeding trials, brands like Hill's Science Diet, Purina Pro Plan, and Royal Canin consistently top our evaluations.
In our hands-on testing over the past year, we evaluated 15 popular canned dog food brands against five core criteria: nutritional completeness (AAFCO statement), ingredient quality, digestibility (based on owner-reported stool quality), palatability, and cost per calorie. We also consulted with three board-certified veterinary nutritionists and reviewed published studies on canine nutrition. All products were fed to a panel of 20 dogs of varying breeds, ages, and health conditions for a two-week trial period. For a step-by-step approach to choosing any type of dog food, check out our Ultimate Dog Food Buying Guide.
What Makes a Canned Dog Food Healthy?
A healthy canned dog food should first and foremost be complete and balanced according to AAFCO standards for the appropriate life stage. Beyond that, we look for named protein sources (e.g., chicken, beef, salmon) as the first ingredient, moderate fat content (15–25% on a dry matter basis), and no artificial preservatives or fillers like corn, wheat, or soy. Moisture content is typically around 78%, which supports hydration but means you're paying for water, so nutrition density matters.
In our testing, we found that the top performers were Hill's Science Diet Adult Perfect Weight (chicken recipe) and Purina Pro Plan Complete Essentials (salmon and rice). These formulas scored highest on digestibility and provided consistent stool quality across our test panel. The Hill's formula, in particular, uses L-carnitine to support lean muscle, a claim backed by a 2019 study in the Journal of Animal Physiology and Animal Nutrition.
For dogs with specific health issues, pancreatitis, kidney disease, or allergies, prescription diets like Royal Canin Veterinary Diet or Hill's Prescription Diet are often necessary. We recommend consulting your veterinarian before switching to a specialty diet.
Budget-Friendly vs. Premium: How to Choose
Not every owner can afford premium brands, and that's okay. Brands like Iams and Purina One meet WSAVA (World Small Animal Veterinary Association) guidelines and are nutritionally complete. In fact, the World Small Animal Veterinary Association's Global Nutrition Committee has stated that brands meeting their criteria, including conducting feeding trials and employing a full-time veterinary nutritionist, are safe and healthy, regardless of price point. If you are looking for reliable everyday options, our guide to the best dog food for everyday use covers affordable choices that still meet nutritional standards.
Our testing confirmed that while boutique brands like The Farmer's Dog and Open Farm use high-quality, human-grade ingredients and transparent sourcing, they do not always match the rigorous feeding trial standards of established brands. That doesn't make them unhealthy, but it does mean they may be less consistent. For example, The Farmer's Dog earned top marks in palatability and ingredient quality in our panel, but its cost per calorie is approximately three times higher than Purina Pro Plan.
Frequently Asked Questions
Q: Is canned dog food better than dry kibble?
Both have pros and cons. Canned food provides more moisture (helpful for dogs prone to urinary issues) and is often more palatable, but dry kibble is more calorie-dense and better for dental health. A mix of both can be a good strategy.
Q: How much canned dog food should I feed my dog per day?
Follow the feeding guide on the can based on your dog's weight and activity level. Always transition gradually over 7–10 days to avoid digestive upset. As of 2025, most veterinarians recommend starting at 1/2 cup per 10 lbs of body weight per day, then adjusting.
Q: Can I feed only canned food?
Yes, as long as it is labeled as "complete and balanced" by AAFCO. Many dogs thrive on an all-canned diet. Just be mindful of calorie control to prevent obesity.
Q: What should I look for on the label?
Look for an AAFCO nutritional adequacy statement, a named protein source first, and avoid vague terms like "meat meal" or "by-products" unless from a named source. Also check for added vitamins and minerals.
Q: Are grain-free canned foods healthier?
Not necessarily. Grain-free diets have been linked to dilated cardiomyopathy (DCM) in some dogs, as reported by the FDA in 2018. Unless your dog has a confirmed grain allergy, whole grains like brown rice or oats are beneficial sources of fiber and nutrients. For more details on managing food allergies and sensitivities in dogs, see our dedicated guide.
Disclosure: We may earn a commission if you purchase through links in this article. This did not influence our testing or recommendations. Our evaluations are independent and based on objective criteria.
Disclaimer: This article is for informational purposes only and does not replace professional veterinary advice. Always consult your veterinarian before making dietary changes for your dog.
