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NutriSource PureVita Duck & Kale Entrée Grain Free Dry Dog Food Zignature Original Duck Formula Dry Dog Food With Probiotics

Both score 8.2 out of 10 on KibbleLab. Compare ingredients, guaranteed analysis, and AAFCO nutritional adequacy, side by side.

NutriSource PureVita Duck & Kale Entrée Grain Free Dry Dog Food and Zignature Original Duck Formula Dry Dog Food With Probiotics compared

Nutrients:
As Fed
NutriSource PureVita Duck & Kale Entrée Grain Free Dry Dog Food
NutriSource PureVita Duck & Kale Entrée Grain Free Dry Dog Food
Zignature Original Duck Formula Dry Dog Food With Probiotics
Zignature Original Duck Formula Dry Dog Food With Probiotics

Verified Aug 17, 2026

KibbleLab score The KibbleLab expert rating, 0 to 10, based on published veterinary science.
8.2 / 10 8.2 / 10
Guaranteed analysis (as fed)
Protein Guaranteed analysis gives label minimums and maximums, not measured values, shown as fed.
26.00% 29.50%
Fat 15.00% 13.50%
Fiber 6.00% 5.00%
Omega-3 1.00% 0.70%
Omega-6 1.80% 4.50%
Taurine 0.08% 0.20%
Moisture Higher moisture means a wetter food; it dilutes the other percentages above.
10.00% 10.00%
Calories 3887 kcal/kg 3600 kcal/kg
Calorie density High Moderate
Ingredients
Full ingredient list Every ingredient on each label, in order of weight.
duck, duck meal, garbanzo beans, lentils, chickpea flour, sunflower oil, dried plain beet pulp, flax seed, natural flavor, kale, dried yeast, sunflower meal, dried tomato pomace, dehydrated alfalfa meal, salmon oil (preserved with tocopherols), potassium chloride, salt, choline chloride, DL methionine, threonine, dried apples, dried apricots, minerals (zinc proteinate, iron proteinate, selenium yeast, copper proteinate, magnesium proteinate, manganese proteinate, ethylenediamine dihydroiodide), brewers dried yeast, inulin, taurine, turmeric, vitamins (vitamin E supplement, niacin supplement, vitamin A supplement, riboflavin supplement, d-calcium pantothenate, thiamine mononitrate, pyridoxine hydrochloride, vitamin B12 supplement, biotin, vitamin D3 supplement, folic acid), calcium carbonate, lactic acid, L-ascorbyl-2-polyphosphate (source of vitamin C), citric acid (a preservative), yucca schidigera extract, yeast culture, dried Aspergillus oryzae fermentation extract, dried Bacillus subtilis fermentation product, dried Bacillus licheniformis fermentation product, dried Trichoderma longibrachiatum fermentation extract, dried Enterococcus faecium fermentation product, dried Lactobacillus acidophilus fermentation product, dried Bacillus subtilis fermentation extract, L-carnitine, rosemary extract Show full list
Duck, Duck Meal, Chickpeas, Peas, Chickpea Flour, Sunflower Oil, Natural Flavor, Flaxseed, Dehydrated Alfalfa Meal, Dicalcium Phosphate, Salt, Choline Chloride, Vitamins (Vitamin E Supplement, Vitamin A Supplement, Niacinamide, d-Calcium Pantothenate, Riboflavin, Vitamin D3 Supplement, Thiamine Mononitrate, Vitamin B12 Supplement, Pyridoxine Hydrochloride, Folic Acid, Biotin), Taurine, Minerals (Zinc Proteinate, Iron Proteinate, Potassium Chloride, Copper Proteinate, Sodium Selenite, Manganese Proteinate, Calcium Iodate), Marine Microalgae Oil, Mixed Tocopherols (Preservative), L-Carnitine, Rosemary Extract, Dried Bacillus Coagulans Fermentation Product, Dried Bacillus Subtilis Fermentation Product, Dried Bifidobacterium Bifidum Fermentation Product. Show full list
Limited ingredient Yes Yes
Marketed benefits Digestive health, Immune support, Probiotic support, Joint care Probiotic support, Digestive health, Skin coat health, Immune support, Inflammation reduction, Sensitive stomach, High energy, Allergy support
Format & suitability
Food type Dry Dry
Texture Kibble Kibble
Processing Not listed Not listed
Life stage All Life Stages All Life Stages
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 All Life Stages, Large Breed Growth (70+ lbs) All Life Stages, Large Breed Growth (70+ lbs)
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.
Yes 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.

  • Duck
  • Chickpea
  • Chickpea Flour
  • Sunflower Oil
  • Flaxseed
  • Natural Flavor

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Common Questions

Which food scores higher on KibbleLab?

Both foods score 8.2 out of 10 on KibbleLab.

Do these two foods share ingredients?

Yes. They share these top ingredients: Duck, Chickpea, Chickpea Flour, Sunflower Oil, Flaxseed, Natural Flavor.

Are both foods AAFCO complete and balanced?

Yes, both foods are labeled AAFCO complete and balanced.

See the full profiles: NutriSource PureVita Duck & Kale Entrée Grain Free Dry Dog Food and Zignature Original Duck Formula Dry Dog Food With Probiotics .

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.