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Kirkland Signature Small Formula Chicken & Vegetable Dry Dog Food Nulo Frontrunner High-Protein Beef, Barley & Lamb Recipe Dry Dog Food

Both score 8.8 out of 10 on KibbleLab. Compare ingredients, guaranteed analysis, and AAFCO nutritional adequacy, side by side.

Kirkland Signature Small Formula Chicken & Vegetable Dry Dog Food and Nulo Frontrunner High-Protein Beef, Barley & Lamb Recipe Dry Dog Food compared

Nutrients:
As Fed
Kirkland Signature Small Formula Chicken & Vegetable Dry Dog Food
Kirkland Signature Small Formula Chicken & Vegetable Dry Dog Food

Verified Oct 10, 2026

Nulo Frontrunner High-Protein Beef, Barley & Lamb Recipe Dry Dog Food
Nulo Frontrunner High-Protein Beef, Barley & Lamb Recipe Dry Dog Food

Verified Sep 2, 2026

KibbleLab score The KibbleLab expert rating, 0 to 10, based on published veterinary science.
8.8 / 10 8.8 / 10
Guaranteed analysis (as fed)
Protein Guaranteed analysis gives label minimums and maximums, not measured values, shown as fed.
27.00% 27.00%
Fat 16.00% 16.00%
Fiber 4.00% 4.00%
Calcium Not listed 1.10%
Phosphorus Not listed 0.90%
Omega-3 0.40% 1.12%
Omega-6 2.50% 3.00%
Taurine 0.10% 0.10%
Moisture Higher moisture means a wetter food; it dilutes the other percentages above.
10.00% 10.00%
Calories 3754 kcal/kg 3677 kcal/kg
Calorie density Moderate Moderate
Ingredients
Full ingredient list Every ingredient on each label, in order of weight.
Chicken, chicken meal, whole grain brown rice, cracked pearled barley, chicken fat (preserved with mixed tocopherols), egg product, dried beet pulp, peas, fish meal, flaxseed, natural flavor, dried yeast, millet, dried chicory root, potassium chloride, salt, choline chloride, carrots, dried kelp, apples, cranberries, rosemary extract, parsley flakes, taurine, yucca schidigera extract, dried Lactobacillus plantarum fermentation product, dried Bacillus subtilis fermentation product, dried Lactobacillus acidophilus fermentation product, dried Enterococcus faecium fermentation product, dried Bifidobacterium animalis fermentation product, vitamin E supplement, iron proteinate, zinc proteinate, copper proteinate, ferrous sulfate, zinc sulfate, manganese sulfate, copper sulfate, potassium iodide, thiamine mononitrate, manganese proteinate, ascorbic acid, vitamin A supplement, L-Carnitine, biotin, niacin, calcium pantothenate, sodium selenite, pyridoxine hydrochloride, vitamin B12 supplement, riboflavin, vitamin D3 supplement, folic acid. Show full list
Deboned Beef, Chicken Meal, Oats, Barley, Brown Rice, Turkey Meal, Chicken Fat (preserved with Mixed Tocopherols & Citric Acid), Ground Flaxseed, Deboned Lamb, Natural Flavor, Millet, Ground Miscanthus Grass, Brewers Dried Yeast, Potassium Chloride, Dried Egg Product, Dried Blueberries, Dried Apples, Dried Chicory Root, Salt, DL-Methionine, Choline Chloride, Taurine, Calcium Carbonate, Zinc Proteinate, Vitamin E Supplement, Zinc Sulfate, Iron Proteinate, Niacin Supplement, Ferrous Sulfate, Copper Proteinate, Copper Sulfate, Vitamin A Supplement, Manganese Proteinate, Thiamine Mononitrate, Calcium Pantothenate, Riboflavin Supplement, Pyridoxine Hydrochloride, Manganous Oxide, Biotin, Dried Bacillus coagulans Fermentation Product, Vitamin B12 Supplement, Vitamin D3 Supplement, Folic Acid, Sodium Selenite, Calcium Iodate, Rosemary Extract. Show full list
Limited ingredient No No
Marketed benefits Probiotic support, Sensitive stomach, Skin coat health Probiotic support, Immune support, Heart care, High energy, Skin coat health
Format & suitability
Food type Dry Dry
Texture Kibble Kibble
Processing Not listed Not listed
Life stage Adult Adult
Breed size Small 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.
Formulation Formulation
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.
No No
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.
No No
Recalls & where to buy
Recalls on record We track the FDA's animal food recall listings back to January 2019 and publish every pet food recall automatically. A filing that isn't pet food may not appear here.
None None
Where to buy
Amazon
Shop Chewy Amazon

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Shared ingredients

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

  • Chicken
  • Brown Rice
  • Barley
  • Chicken Fat
  • Mixed Tocopherol

Not sure which is right for your pet?

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Common Questions

Which food scores higher on KibbleLab?

Both foods score 8.8 out of 10 on KibbleLab.

Do these two foods share ingredients?

Yes. They share these top ingredients: Chicken, Brown Rice, Barley, Chicken Fat, Mixed Tocopherol.

Are both foods AAFCO complete and balanced?

Yes, both foods are labeled AAFCO complete and balanced.

See the full profiles: Kirkland Signature Small Formula Chicken & Vegetable Dry Dog Food and Nulo Frontrunner High-Protein Beef, Barley & Lamb 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.