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Merrick Grain Free Real Chicken & Sweet Potato Dry Dog Food Nulo MedalSeries High-Protein Kibble Chicken & Peas Recipe Dry Dog Food

Merrick Grain Free Real Chicken & Sweet Potato Dry Dog Food scores higher on KibbleLab, 8.3 to 7.6. Compare ingredients, guaranteed analysis, and AAFCO nutritional adequacy, side by side.

Merrick Grain Free Real Chicken & Sweet Potato Dry Dog Food and Nulo MedalSeries High-Protein Kibble Chicken & Peas Recipe Dry Dog Food compared

Nutrients:
As Fed
Merrick Grain Free Real Chicken & Sweet Potato Dry Dog Food
Merrick Grain Free Real Chicken & Sweet Potato Dry Dog Food

Verified Jul 20, 2026

Nulo MedalSeries High-Protein Kibble Chicken & Peas Recipe Dry Dog Food
Nulo MedalSeries High-Protein Kibble Chicken & Peas Recipe Dry Dog Food

Verified Jul 27, 2026

KibbleLab score The KibbleLab expert rating, 0 to 10, based on published veterinary science.
8.3 / 10 7.6 / 10
Guaranteed analysis (as fed)
Protein Guaranteed analysis gives label minimums and maximums, not measured values, shown as fed.
32.00% 32.00%
Fat 16.00% 17.00%
Fiber 3.50% 5.00%
Calcium Not listed 1.00%
Phosphorus Not listed 0.90%
Omega-3 0.30% 0.40%
Omega-6 3.00% 2.90%
Taurine 0.17% Not listed
Moisture Higher moisture means a wetter food; it dilutes the other percentages above.
11.00% 10.00%
Calories 3592 kcal/kg 3652 kcal/kg
Calorie density Moderate Moderate
Ingredients
Full ingredient list Every ingredient on each label, in order of weight.
Deboned Chicken, Chicken Meal, Turkey Meal, Sweet Potatoes, Potatoes, Peas, Chicken Fat, Natural Flavor, Flaxseed, Dried Yeast, Potassium Chloride, Salt, Choline Chloride, Apples, Blueberries, Minerals (Zinc Amino Acid Complex, Iron Amino Acid Complex, Sodium Selenite, Manganese Amino Acid Complex, Copper Amino Acid Complex, Calcium Iodate), DL Methionine, Taurine, Vitamins (Vitamin E Supplement, Vitamin B12 Supplement, Vitamin A Supplement, Niacin, Thiamine Mononitrate, Riboflavin Supplement, d-Calcium Pantothenate, Folic Acid, Menadione Sodium Bisulfite Complex, Biotin, Pyridoxine Hydrochloride, Vitamin D3 Supplement), Mixed Tocopherols for freshness. 2C38474 Show full list
Deboned Chicken, Chicken Meal, Turkey Meal, Whole Peas, Sweet Potato, Chicken Fat (preserved with Mixed Tocopherols & Citric Acid), Lentils, Pea Fiber, Deboned Turkey, Natural Chicken Flavor, Yeast Culture, Salmon Oil, Dried Chicory Root, Potassium Chloride, Dried Carrots, Dried Tomatoes, Dried Blueberries, Dried Apples, Calcium Carbonate, Salt, Sweet Fennel, Dandelion, Chamomile, Zinc Proteinate, Vitamin E Supplement, L-Ascorbyl-2-Polyphosphate (source of Vitamin C), Iron Proteinate, Niacin, Copper Proteinate, Choline Chloride, Thiamine Mononitrate (source of Vitamin B1), Calcium Pantothenate, Vitamin A Supplement, Manganous Oxide, Pyridoxine Hydrochloride (source of Vitamin B6), Sodium Selenite, Riboflavin, Vitamin D3 Supplement, Biotin, Dried Bacillus coagulans Fermentation Product, Vitamin B12 Supplement, Calcium Iodate, Folic Acid, Rosemary Extract. Show full list
Limited ingredient No No
Health focus Skin coat health, Joint care, High energy Probiotic support, Immune support, Digestive health, Antioxidant support, Endurance support, Heart care
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.
Not indicated Yes
Life stages Not listed Adult Maintenance
Substantiation How adequacy was established. Feeding trials are the higher bar; formulation means the recipe is calculated to meet the profile.
Not listed 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 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.

  • Deboned Chicken
  • Chicken
  • Turkey
  • Sweet Potato
  • Pea
  • Chicken Fat

Not sure which is right for your pet?

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Common Questions

Which food scores higher on KibbleLab?

Merrick Grain Free Real Chicken & Sweet Potato Dry Dog Food scores higher, 8.3 to 7.6 out of 10. Scores reflect published veterinary science.

Do these two foods share ingredients?

Yes. They share these top ingredients: Deboned Chicken, Chicken, Turkey, Sweet Potato, Pea, Chicken Fat.

Are both foods AAFCO complete and balanced?

Merrick Grain Free Real Chicken & Sweet Potato Dry Dog Food does not list an AAFCO status; Nulo MedalSeries High-Protein Kibble Chicken & Peas Recipe Dry Dog Food is labeled complete and balanced.

See the full profiles: Merrick Grain Free Real Chicken & Sweet Potato Dry Dog Food and Nulo MedalSeries High-Protein Kibble Chicken & Peas 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.