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Hill's Prescription Diet i/d Digestive Care Chicken Flavor Dry 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 23 synthetic additives (so it is not all-natural), it has 2 anti-nutrients including Pea Protein and Soybean Oil (which may interfere with the absorption of essential nutrients), and it has 7 other sketchy ingredients, including Pork Liver Flavor and Natural Flavors.

Warning Due to this being a grain-free food that contains legumes or potatoes this Hill's Prescription Diet recipe may be implicated in the FDA's ongoing investigation into diet-related Dilated Cardiomyopathy (or DCM), a potentially fatal heart condition.

Read our article about Grain Free Foods And Heart Failure
Hill's Prescription Diet
  • Air-Dried
  • Human Grade
  • All-Natural
  • No Anti-Nutrients
  • No Sketchy Ingredients
  • Hot Extruded Kibble
  • Feed Grade
  • 23 Synthetics
  • 2 Anti-Nutrients
  • 7 Sketchy Ingredients
Detailed Comparison
Sundays Air-Dried Food for Dogs Human Grade Beef Recipe Hill's Prescription Diet i/d Digestive Care Chicken Flavor Dry Dog Food
Family-owned Owned by Colgate-Palmolive
Human Grade Feed Grade
Air-Dried Hot Extruded Under Extreme Heat And Pressure
No Anti-Nutrients
2 Anti-Nutrients:
Pea protein, Soybean oil
All-Natural
23 Synthetics:
Lactic acid, Potassium chloride, Dicalcium phosphate, Vitamins (vitamin e supplement, L-ascorbyl-2-polyphosphate (source of vitamin c), Niacin supplement, Thiamine mononitrate, Vitamin a supplement, Calcium pantothenate, Riboflavin supplement, Vitamin b12 supplement, Pyridoxine hydrochloride, Folic acid, Vitamin d3 supplement), Calcium carbonate, Choline chloride, Taurine, Minerals (ferrous sulfate, Zinc oxide, Copper sulfate, Manganous oxide, Calcium iodate, Sodium selenite)
Nothing sketchy
7 Other Sketchy Ingredients:
Brewers rice, Whole grain corn, Corn gluten meal, Chicken liver flavor, Dried beet pulp, Pork liver flavor, Natural flavors
Ingredients:
USDA Beef, Beef Liver, Beef Bone, Pumpkin, Millet, Wild Salmon Oil, Sunflower Oil, Kale, Flaxseed, Zucchini, Sea Salt, Parsely, Kelp, Chicory Root, Turmeric, Mixed Tocopherols, Ginger, Selenium Yeast, Blueberries, Carrots, Apples, Tomatoes, Shiitake Mushrooms, Broccoli, Oranges, Cranberries, Spinach, Beets, Tart Cherries, Strawberries
Ingredients:
Brewers Rice, Whole Grain Corn, Chicken Meal, Pea Protein, Egg Product, Pork Fat, Corn Gluten Meal, Chicken Liver Flavor, Dried Beet Pulp, Lactic Acid, Pork Liver Flavor, Soybean Oil, Potassium Chloride, Iodized Salt, Dicalcium Phosphate, vitamins (Vitamin E Supplement, L-Ascorbyl-2-Polyphosphate (source of Vitamin C), Niacin Supplement, Thiamine Mononitrate, Vitamin A Supplement, Calcium Pantothenate, Riboflavin Supplement, Vitamin B12 Supplement, Pyridoxine Hydrochloride, Biotin, Folic Acid, Vitamin D3 Supplement), Calcium Carbonate, Psyllium Seed Husk, Choline Chloride, L-Tryptophan, Taurine, minerals (Ferrous Sulfate, Zinc Oxide, Copper Sulfate, Manganous Oxide, Calcium Iodate, Sodium Selenite), Mixed Tocopherols for freshness, Natural Flavors, Beta-Carotene.
* 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.