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Hill's Science Diet Adult Small Bites Lamb Meal & Brown Rice Recipe Dry Dog Food Purina ONE Lamb & Rice Formula Dry Dog Food

Hill's Science Diet Adult Small Bites Lamb Meal & Brown Rice Recipe Dry Dog Food scores higher on KibbleLab, 8.6 to 8.2. Compare ingredients, guaranteed analysis, and AAFCO nutritional adequacy, side by side.

Hill's Science Diet Adult Small Bites Lamb Meal & Brown Rice Recipe Dry Dog Food and Purina ONE Lamb & Rice Formula Dry Dog Food compared

Nutrients:
As Fed
Hill's Science Diet Adult Small Bites Lamb Meal & Brown Rice Recipe Dry Dog Food
Hill's Science Diet Adult Small Bites Lamb Meal & Brown Rice Recipe Dry Dog Food

Verified Jul 29, 2026

Purina ONE Lamb & Rice Formula Dry Dog Food
Purina ONE Lamb & Rice Formula Dry Dog Food

Verified Jul 20, 2026

KibbleLab score The KibbleLab expert rating, 0 to 10, based on published veterinary science.
8.6 / 10 8.2 / 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 1.70% Not listed
Calcium 1.13% 1.00%
Phosphorus 0.80% 0.80%
Omega-3 0.71% Not listed
Omega-6 3.77% 1.60%
Moisture Higher moisture means a wetter food; it dilutes the other percentages above.
Not listed 12.00%
Calories 3721 kcal/kg Not listed
Calorie density Moderate Moderate
Ingredients
Full ingredient list Every ingredient on each label, in order of weight.
Lamb Meal, Brown Rice, Brewers Rice, Whole Grain Wheat, Corn Protein Meal, Whole Grain Corn, Chicken Fat, Cracked Pearled Barley, Hydrolyzed Chicken Flavor, Dried Beet Pulp, Soybean Oil, Flaxseed, Lactic Acid, Potassium Chloride, Pork Liver Flavor, Iodized Salt, Whole Grain Oats, L-Lysine, 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), Choline Chloride, Calcium Carbonate, Taurine, minerals (Ferrous Sulfate, Zinc Oxide, Copper Sulfate, Manganous Oxide, Calcium Iodate, Sodium Selenite), Mixed Tocopherols for freshness, Natural Flavors, Beta-Carotene. Show full list
Lamb, rice flour, whole grain corn, whole grain wheat, chicken by-product meal, corn gluten meal, soybean meal, beef fat preserved with mixed-tocopherols, natural flavor, mono and dicalcium phosphate, glycerin, dried chicory root, calcium carbonate, salt, caramel color, soybean oil, potassium chloride, dried carrots, dried peas, DL-Methionine, VITAMINS [Vitamin E supplement, niacin (Vitamin B-3), Vitamin A supplement, calcium pantothenate (Vitamin B-5), thiamine mononitrate (Vitamin B-1), Vitamin B-12 supplement, riboflavin supplement (Vitamin B-2), pyridoxine hydrochloride (Vitamin B-6), folic acid (Vitamin B-9), Vitamin D-3 supplement, menadione sodium bisulfite complex (Vitamin K), biotin (Vitamin B-7)], MINERALS [zinc sulfate, ferrous sulfate, manganese sulfate, copper sulfate, calcium iodate, sodium selenite], choline chloride, L-Lysine monohydrochloride. Show full list
Limited ingredient No No
Health focus Digestive health, Immune support, Skin coat health Digestive health, Immune support, Heart care, Skin coat health, High energy
Format & suitability
Food type Dry Dry
Texture Kibble Kibble
Processing Not listed Not listed
Life stage Adult Adult
Breed size All Breed Sizes All Breed Sizes
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 No
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.

  • Lamb
  • Whole Grain Wheat
  • Whole Grain Corn

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Common Questions

Which food scores higher on KibbleLab?

Hill's Science Diet Adult Small Bites Lamb Meal & Brown Rice Recipe Dry Dog Food scores higher, 8.6 to 8.2 out of 10. Scores reflect published veterinary science.

Do these two foods share ingredients?

Yes. They share these top ingredients: Lamb, Whole Grain Wheat, Whole Grain Corn.

Are both foods AAFCO complete and balanced?

Yes, both foods are labeled AAFCO complete and balanced.

See the full profiles: Hill's Science Diet Adult Small Bites Lamb Meal & Brown Rice Recipe Dry Dog Food and Purina ONE Lamb & Rice Formula 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.