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Merrick Grain-Free Real Duck Canned Dog Food is hot extruded (which means it's processed under extreme heat and pressure) and made with feed grade ingredients, which are unfit for human consumption. It contains 18 synthetic additives (so it is not all-natural), it has 1 anti-nutrient, Locust Bean Gum (which may interfere with the absorption of essential nutrients), and it has 3 other sketchy ingredients, including Guar Gum and Xanthan Gum. Many consider this food to be inconvenient, because it requires clean-up.

Warning: In June 2019, the FDA implicated Merrick's dog food in at least 10 cases of Dilated Cardiomyopathy (or DCM), a potentially fatal heart condition.
Read our article about Grain Free Foods And Heart Failure
Sundays Recipe:
Sundays Air-Dried Food for Dogs Beef Recipe Sundays Air-Dried Food for Dogs Chicken Recipe Sundays Air-Dried Food for Dogs Turkey Recipe Sundays Air-Dried Food for Dogs Fish Recipe
Sundays for Dogs Merrick
  • Air-Dried
  • Human Grade
  • All-Natural
  • No Anti-Nutrients
  • No Sketchy Ingredients
  • No Prep
  • No Clean-up
  • Canned Wet
  • Feed Grade
  • 18 Synthetics
  • 1 Anti-Nutrient
  • 3 Sketchy Ingredients
  • Prep required
  • Clean-up required
Detailed Comparison
Sundays Air-Dried Food for Dogs Human Grade Beef Recipe Sundays Air-Dried Food for Dogs Human Grade Chicken Recipe Sundays Air-Dried Food for Dogs Human Grade Turkey Recipe Sundays Air-Dried Food for Dogs Human Grade Fish Recipe Merrick Grain-Free Real Duck Canned Dog Food
Family-owned Owned by Nestlé
Human Grade Feed Grade
Air-Dried Canned Under Extreme Heat And Pressure
No Anti-Nutrients
1 Anti-Nutrient:
Locust bean gum
All-Natural
18 Synthetics:
Choline chloride, Potassium chloride, Minerals (zinc amino acid complex, Iron amino acid complex, Manganese amino acid complex, Copper amino acid complex, Potassium iodate, Cobalt glucoheptonate, Sodium selenite), Vitamins (vitamin e supplement, Vitamin b12 supplement, D-calcium pantothenate, Vitamin a supplement, Vitamin d3 supplement, Riboflavin supplement, Folic acid, Pyridoxine hydrochloride, Thiamine mononitrate)
Nothing sketchy
3 Other Sketchy Ingredients:
Natural flavor, Guar gum, Xanthan gum
No Prep Required Prep Required
No Clean-up Required Clean-up Required
Ingredients:
Beef, Beef Liver, Beef Bone Meal, Sunflower Meal, Flaxseed Meal, Quinoa Seed, Pumpkin, Parsley, Zucchini, Salt, Dried Kelp, Ginger, Kale, Turmeric, Mixed Tocopherols (Preservative), Selenium Yeast, Nutrients sourced from (Carrot, Apple, Tomato, Shiitake Mushroom, Broccoli, Spinach, Red Beet, Cherry, Strawberry, Blueberry)
Chicken, Chicken Liver, Egg, Millet, Oat, Pumpkin, Kale, Ground Bone, Fish Oil, Sea Salt, Flaxseed, Parsley, Turmeric, Chicory Root, Kelp, Mixed Tocopherols (Preservative), Ginger, Blueberries, Nutrients sourced from (Carrots, Apples, Tomatoes, Shiitake Mushrooms, Broccoli, Oranges, Cranberries, Spinach, Beets, Cherries, Strawberries)
Turkey, Turkey Hearts, Turkey Liver, Millet, Bone Meal, Kale, Pumpkin, Fish Oil, Salt, Flaxseed Meal, Mixed Tocopherols (Preservative), Dried Kelp, Ginger, Blueberry, Turmeric, Parsley, Nutrients sourced from (Carrot, Apple, Tomato, Shiitake Mushroom, Broccoli, Spinach, Red Beet, Cherry, Strawberry)
Whitefish, Millet, Salmon, Flaxseed Meal, Pumpkin, Sunflower Oil, Kale, Parsley, Salt, Mixed Tocopherols (Preservative), Fish Oil, Turmeric, Dried Kelp, Selenium Yeast, Nutrients sourced from (Carrot, Apple, Tomato, Shiitake Mushroom, Broccoli, Spinach, Red Beet, Cherry, Strawberry, Blueberry)
Ingredients:
Deboned Duck, Water Sufficient for Processing, Dried Egg Product, Natural Flavor, Choline Chloride, Potassium Chloride, Salmon Oil, Salt, Guar Gum, Agar-Agar, Locust Bean Gum, Flaxseed, Xanthan Gum, Minerals (Zinc Amino Acid Complex, Iron Amino Acid Complex, Manganese Amino Acid Complex, Copper Amino Acid Complex, Potassium Iodate, Cobalt Glucoheptonate, Sodium Selenite), Vitamins (Vitamin E Supplement, Vitamin B12 Supplement, d-Calcium Pantothenate, Vitamin A Supplement, Niacin, Vitamin D3 Supplement, Riboflavin Supplement, Folic Acid, Pyridoxine Hydrochloride, Biotin, Thiamine Mononitrate).
* Please note that while we work to keep this information as up-to-date as possible, specific recipes and formulations may have changed since the time that the Comparison Tool was created.