Skip to content

7,500+ pet foods rated. Your best match, free in 30 seconds.

Open Farm Farmstead Duck Grain-Free Dry Dog Food Zignature Original Duck Formula Dry Dog Food With Probiotics

Open Farm Farmstead Duck Grain-Free Dry Dog Food scores higher on KibbleLab, 8.3 to 8.2. Compare ingredients, guaranteed analysis, and AAFCO nutritional adequacy, side by side.

Open Farm Farmstead Duck Grain-Free Dry Dog Food and Zignature Original Duck Formula Dry Dog Food With Probiotics compared

Nutrients:
As Fed
Open Farm Farmstead Duck Grain-Free Dry Dog Food
Open Farm Farmstead Duck Grain-Free Dry Dog Food

Verified Aug 22, 2026

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.
8.3 / 10 8.2 / 10
Guaranteed analysis (as fed)
Protein Guaranteed analysis gives label minimums and maximums, not measured values, shown as fed.
30.00% 29.50%
Fat 15.50% 13.50%
Fiber 4.50% 5.00%
Calcium 1.20% Not listed
Phosphorus 1.00% Not listed
Omega-3 0.40% 0.70%
Omega-6 1.25% 4.50%
Taurine 0.20% 0.20%
Moisture Higher moisture means a wetter food; it dilutes the other percentages above.
10.00% 10.00%
Calories 3620 kcal/kg 3600 kcal/kg
Calorie density Moderate Moderate
Ingredients
Full ingredient list Every ingredient on each label, in order of weight.
Duck, Whitefish Meal, Peas, Menhaden Fish Meal, Sweet Potatoes, Lentils, Coconut Oil, Flaxseed, Natural Flavor, Salt, Pumpkin, Apple, Carrots, Potassium Chloride, Vitamins (Vitamin E Supplement, Niacin Supplement, d-Calcium Pantothenate, Biotin, Riboflavin Supplement, Vitamin A Supplement, Thiamine Mononitrate, Vitamin D3 Supplement, Pyridoxine Hydrochloride, Vitamin B12 Supplement, Folic Acid), Minerals (Zinc Proteinate, Iron Proteinate, Copper Proteinate, Manganese Proteinate, Selenium Yeast, Calcium Iodate), Choline Chloride, Salmon Oil (Preserved with Mixed Tocopherols), Dried Chicory Root Extract, Cranberries, Taurine, Mixed Tocopherols, Cinnamon, Turmeric, 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 No Yes
Marketed benefits Allergy support, Skin coat health 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 Puppy, Adult, Senior All Life Stages
Breed size Small, Medium 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 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

Affiliate links · may earn a commission at no extra cost to you.

Shared ingredients

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

  • Duck
  • Pea
  • Flaxseed
  • Natural Flavor

Not sure which is right for your pet?

Sign in free to save favorites and compare foods side by side. Add KL+ to see Open Farm Farmstead Duck Grain-Free Dry Dog Food and Zignature Original Duck Formula Dry Dog Food With Probiotics scored for your pet's breed, age, and health focus.

Common Questions

Which food scores higher on KibbleLab?

Open Farm Farmstead Duck Grain-Free Dry Dog Food scores higher, 8.3 to 8.2 out of 10. Scores reflect published veterinary science.

Do these two foods share ingredients?

Yes. They share these top ingredients: Duck, Pea, Flaxseed, Natural Flavor.

Are both foods AAFCO complete and balanced?

Yes, both foods are labeled AAFCO complete and balanced.

See the full profiles: Open Farm Farmstead Duck 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.