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Hill's Prescription Diet Onc Care With Chicken Dry Dog Food Hill's Science Diet Adult Small & Mini Chicken & Brown Rice Recipe Dry Dog Food

Hill's Prescription Diet Onc Care With Chicken Dry Dog Food scores higher on KibbleLab, 8.9 to 8.6. Compare ingredients, guaranteed analysis, and AAFCO nutritional adequacy, side by side.

Hill's Prescription Diet Onc Care With Chicken Dry Dog Food and Hill's Science Diet Adult Small & Mini Chicken & Brown Rice Recipe Dry Dog Food compared

Nutrients:
As Fed
Hill's Prescription Diet Onc Care With Chicken Dry Dog Food
Hill's Prescription Diet Onc Care With Chicken Dry Dog Food

Verified May 22, 2026

Hill's Science Diet Adult Small & Mini Chicken & Brown Rice Recipe Dry Dog Food
Hill's Science Diet Adult Small & Mini Chicken & Brown Rice Recipe Dry Dog Food

Verified Jul 20, 2026

KibbleLab score The KibbleLab expert rating, 0 to 10, based on published veterinary science.
8.9 / 10 8.6 / 10
Guaranteed analysis (as fed)
Protein Guaranteed analysis gives label minimums and maximums, not measured values, shown as fed.
Not listed Not listed
Fat Not listed Not listed
Fiber 2.50% 1.50%
Calcium 0.93% 0.84%
Phosphorus 0.62% 0.76%
Omega-3 1.25% 0.59%
Omega-6 Not listed 3.62%
Taurine 0.14% Not listed
Moisture Higher moisture means a wetter food; it dilutes the other percentages above.
Not listed Not listed
Calories 4158 kcal/kg 3699 kcal/kg
Calorie density High Moderate
Ingredients
Full ingredient list Every ingredient on each label, in order of weight.
Chicken, Whole Grain Wheat, Corn Gluten Meal, Chicken Fat, Hydrolyzed Chicken Liver, Soybean Meal, Brown Rice, Cracked Pearled Barley, Egg Product, Chicken Liver Flavor, Coconut Oil, Fish Oil, Ground Pecan Shells, Pork Liver Flavor, Lactic Acid, Calcium Carbonate, Potassium Citrate, Flaxseed, Dried Beet Pulp, Dried Citrus Pulp, Carrots, Iodized Salt, DL-Methionine, Pressed Cranberries, vitamins (Vitamin E Supplement, L-Ascorbyl-2-Polyphosphate (source of Vitamin C), Niacin Supplement, Thiamine Mononitrate, Calcium Pantothenate, Vitamin A Supplement, Riboflavin Supplement, Biotin, Pyridoxine Hydrochloride, Vitamin B12 Supplement, Folic Acid, Vitamin D3 Supplement), Choline Chloride, L-Tryptophan, Natural Flavors, minerals (Ferrous Sulfate, Zinc Oxide, Copper Sulfate, Manganous Oxide, Calcium Iodate, Sodium Selenite), Taurine, Mixed Tocopherols for freshness, L-Carnitine, Beta-Carotene. Show full list
Chicken, Brown Rice, Whole Grain Wheat, Whole Grain Corn, Brewers Rice, Chicken Meal, Whole Grain Sorghum, Chicken Fat, Soybean Meal, Chicken Liver Flavor, Corn Protein Meal, Pork Liver Flavor, Flaxseed, Lactic Acid, Soybean Oil, Potassium Chloride, L-Lysine, Whole Grain Oats, Iodized Salt, Fructooligosaccharides (FOS), vitamins (Vitamin E Supplement, L-Ascorbyl-2-Polyphosphate (source of Vitamin C), Niacin Supplement, Thiamine Mononitrate, Vitamin A Supplement, Calcium Pantothenate, Riboflavin Supplement, Biotin, Vitamin B12 Supplement, Pyridoxine Hydrochloride, Folic Acid, Vitamin D3 Supplement), Pumpkin, Choline Chloride, DL-Methionine, Calcium Carbonate, Taurine, minerals (Ferrous Sulfate, Zinc Oxide, Copper Sulfate, Manganous Oxide, Calcium Iodate, Sodium Selenite), Mixed Tocopherols for freshness, Natural Flavors, L-Carnitine, Beta-Carotene. Show full list
Limited ingredient No No
Health focus Cancer support, Digestive health, Urinary care, Immune support Digestive health, Immune support, Weight management
Format & suitability
Food type Dry Dry
Texture Kibble Kibble
Processing Extruded Not listed
Life stage Adult Adult
Breed size All Breed Sizes Small
AAFCO nutritional adequacy
Complete & balanced Whether the manufacturer's label claims the food meets AAFCO nutrient profiles for a life stage. Not an independent test.
Yes Yes
Life stages Adult Maintenance Adult Maintenance
Substantiation How adequacy was established. Feeding trials are the higher bar; formulation means the recipe is calculated to meet the profile.
Feeding Trials Feeding Trials
Maker standards
WSAVA guidelines The World Small Animal Veterinary Association publishes criteria for evaluating a manufacturer: qualified nutritionists on staff, feeding trials, and published research. It does not certify or endorse brands.
Yes Yes
PSC accredited The Pet Sustainability Coalition is a nonprofit that accredits pet companies on their environmental and social impact through third-party verification. It reflects sustainability practices, not food quality.
Yes Yes
Recalls & where to buy
Recalls on record KibbleLab began logging recalls in July 2026, so earlier recalls may not appear.
None None
Where to buy
Amazon
Amazon

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Shared ingredients

Both foods list these among their top ingredients, by label weight.

  • Chicken
  • Whole Grain Wheat
  • Chicken Fat
  • Soybean
  • Brown Rice
  • Chicken Liver Flavor

Not sure which is right for your pet?

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Common Questions

Which food scores higher on KibbleLab?

Hill's Prescription Diet Onc Care With Chicken Dry Dog Food scores higher, 8.9 to 8.6 out of 10. Scores reflect published veterinary science.

Do these two foods share ingredients?

Yes. They share these top ingredients: Chicken, Whole Grain Wheat, Chicken Fat, Soybean, Brown Rice, Chicken Liver Flavor.

Are both foods AAFCO complete and balanced?

Yes, both foods are labeled AAFCO complete and balanced.

See the full profiles: Hill's Prescription Diet Onc Care With Chicken Dry Dog Food and Hill's Science Diet Adult Small & Mini Chicken & Brown Rice Recipe Dry Dog Food .

KibbleLab provides informational content only. This is not veterinary advice. Always consult a qualified veterinarian before changing your pet's diet.

This is a neutral, factual comparison, not a ranking or an endorsement of either product. A food's guaranteed analysis gives legal minimums and maximums for a few nutrients, not measured values. No one can pay for placement or a higher score.

Product details are compiled from public sources and may not reflect the latest formulation. Represent one of these brands? Request a correction. Anyone else can email us.