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American Natural Premium Grain-Free Duck Meal and Pork Meal Dry Dog Food Zignature Original Duck Formula Dry Dog Food With Probiotics

Both score 7.8 out of 10 on KibbleLab. Compare ingredients, guaranteed analysis, and AAFCO nutritional adequacy, side by side.

American Natural Premium Grain-Free Duck Meal and Pork Meal Dry Dog Food and Zignature Original Duck Formula Dry Dog Food With Probiotics compared

Nutrients:
As Fed
American Natural Premium Grain-Free Duck Meal and Pork Meal Dry Dog Food
American Natural Premium Grain-Free Duck Meal and Pork Meal Dry Dog Food

Verified Jul 25, 2026

Zignature Original Duck Formula Dry Dog Food With Probiotics
Zignature Original Duck Formula Dry Dog Food With Probiotics

Verified Jul 28, 2026

KibbleLab score The KibbleLab expert rating, 0 to 10, based on published veterinary science.
7.8 / 10 7.8 / 10
Guaranteed analysis (as fed)
Protein Guaranteed analysis gives label minimums and maximums, not measured values, shown as fed.
28.00% 29.50%
Fat 15.00% 13.50%
Fiber 6.00% 5.00%
Omega-3 Not listed 0.70%
Omega-6 Not listed 4.50%
Taurine Not listed 0.20%
Moisture Higher moisture means a wetter food; it dilutes the other percentages above.
10.00% 10.00%
Calories Not listed 3600 kcal/kg
Calorie density Moderate Moderate
Ingredients
Full ingredient list Every ingredient on each label, in order of weight.
Duck meal, peas, potatoes, pea flour, pork meat meal, salmon oil (preserved with mixed tocopherols), safflower oil (preserved with mixed tocopherols), tomato pomace, vegetable broth, flaxseed, potassium chloride, carrots, celery, parsley, lettuce, spinach, salt, chicory root extract, yucca schidigera extract, sodium selenite, folic acid, Vitamins [vitamin A acetate, vitamin D3 supplement, vitamin E supplement, vitamin B12 supplement, choline bitartrate, niacin supplement, D-calcium pantothenate, L-ascorbyl-2-polyphosphate, riboflavin supplement, thiamine mononitrate, pyridoxine hydrochloride, biotin], Minerals [zinc sulfate, ferrous sulfate, manganese sulfate, magnesium sulfate, copper sulfate, cobalt carbonate, calcium iodate, iron proteinate, zinc proteinate, copper proteinate, manganese proteinate, magnesium proteinate, cobalt proteinate], sorbic acid (preservative), dried Lactobacillus acidophilus fermentation product, dried Bifidobacterium longum fermentation product, dried Lactobacillus plantarum fermentation product, dried Pediococcus acidilactici fermentation product. 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 No Yes
Health focus Digestive health, Immune support, Skin coat health, 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.
Not indicated Yes
Life stages Not listed 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.
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 Chewy
Amazon Chewy

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Shared ingredients

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

  • Duck
  • Pea

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Common Questions

Which food scores higher on KibbleLab?

Both foods score 7.8 out of 10 on KibbleLab.

Do these two foods share ingredients?

Yes. They share these top ingredients: Duck, Pea.

Are both foods AAFCO complete and balanced?

American Natural Premium Grain-Free Duck Meal and Pork Meal Dry Dog Food does not list an AAFCO status; Zignature Original Duck Formula Dry Dog Food With Probiotics is labeled complete and balanced.

See the full profiles: American Natural Premium Grain-Free Duck Meal and Pork Meal 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.