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Dr. Tim's Heirloom Ancient Grains Fish Dry Dog Food NutriSource Element Series Open Waters Recipe Dry Dog Food

Dr. Tim's Heirloom Ancient Grains Fish Dry Dog Food scores higher on KibbleLab, 8.8 to 8.7. Compare ingredients, guaranteed analysis, and AAFCO nutritional adequacy, side by side.

Dr. Tim's Heirloom Ancient Grains Fish Dry Dog Food and NutriSource Element Series Open Waters Recipe Dry Dog Food compared

Nutrients:
As Fed
Dr. Tim's Heirloom Ancient Grains Fish Dry Dog Food
Dr. Tim's Heirloom Ancient Grains Fish Dry Dog Food

Verified Jul 20, 2026

NutriSource Element Series Open Waters Recipe Dry Dog Food
NutriSource Element Series Open Waters Recipe Dry Dog Food

Verified Aug 24, 2026

KibbleLab score The KibbleLab expert rating, 0 to 10, based on published veterinary science.
8.8 / 10 8.7 / 10
Guaranteed analysis (as fed)
Protein Guaranteed analysis gives label minimums and maximums, not measured values, shown as fed.
32.00% 34.00%
Fat 18.00% 16.00%
Fiber 4.00% 5.00%
Calcium 1.30% Not listed
Phosphorus 1.00% Not listed
Omega-3 0.50% 0.60%
Omega-6 2.30% 1.80%
Taurine 0.10% 0.08%
Moisture Higher moisture means a wetter food; it dilutes the other percentages above.
10.00% 10.00%
Calories 3684 kcal/kg 3978 kcal/kg
Calorie density Moderate Moderate
Ingredients
Full ingredient list Every ingredient on each label, in order of weight.
Pollock, salmon meal, millet, quinoa, spelt, chicken fat (preserved with mixed tocopherols), pollock meal, whitefish, catfish meal, egg product, dried plain beet pulp, natural flavor, dried porcine plasma, salmon oil, dicalcium phosphate, chia seeds, vitamins (vitamin E supplement, L-ascorbyl-2-polyphosphate, niacin supplement, d-calcium pantothenate, riboflavin supplement, biotin, vitamin B12 Supplement, thiamine mononitrate, vitamin A supplement, pyridoxine hydrochloride, vitamin D3 supplement, folic Acid), lecithin (sunflower derived), potassium chloride, salt, minerals (ferrous sulfate, zinc sulfate, zinc proteinate, iron proteinate, manganese sulfate, copper sulfate, manganese proteinate, copper proteinate, sodium selenite, calcium iodate), dried kelp, psyllium seed husk, Fructooligosaccharides, choline chloride, mixed tocopherols (a preservative), yucca schidigera extract, L-Lysine, taurine, DL-Methionine, dried carrots, dried celery, dried beets, dried parsley, dried lettuce, dried watercress, dried spinach, L-carnitine, dried Bacillus coagulans fermentation product Show full list
haddock, trout, duck, salmon, salmon meal, pollock meal, sunflower oil, millet, buckwheat, spelt, natural flavor, dried egg product, dried plain beet pulp, quinoa, whitefish meal, pork gelatin, catfish meal, potassium chloride, yeast extract, flax seed, salt, choline chloride, calcium carbonate, minerals (zinc proteinate, iron proteinate, selenium yeast, copper proteinate, manganese proteinate, calcium iodate), hydrolyzed yeast, dried pumpkin, dried blueberries, dried carrots, dried apricots, dried apples, DL methionine, brewers dried yeast, dried squash, taurine, vitamins (vitamin E supplement, niacin supplement, vitamin A supplement, thiamine mononitrate, d-calcium pantothenate, pyridoxine hydrochloride, riboflavin supplement, biotin, vitamin B12 supplement, folic acid, vitamin D3 supplement), lactic acid, tocopherols (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, citric acid (a preservative), L-carnitine, rosemary extract Show full list
Limited ingredient No No
Marketed benefits Digestive health, Antioxidant support, Immune support, Skin coat health, Sensitive stomach, Inflammation reduction, Probiotic support Digestive health, Probiotic support, Heart care, Cognitive health, Joint care, Skin coat health, Immune 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 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.
No Yes
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
Shop Chewy Amazon
Amazon

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Shared ingredients

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

  • Pollock
  • Salmon
  • Millet
  • Spelt

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Common Questions

Which food scores higher on KibbleLab?

Dr. Tim's Heirloom Ancient Grains Fish Dry Dog Food scores higher, 8.8 to 8.7 out of 10. Scores reflect published veterinary science.

Do these two foods share ingredients?

Yes. They share these top ingredients: Pollock, Salmon, Millet, Spelt.

Are both foods AAFCO complete and balanced?

Yes, both foods are labeled AAFCO complete and balanced.

See the full profiles: Dr. Tim's Heirloom Ancient Grains Fish Dry Dog Food and NutriSource Element Series Open Waters 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.