Pork Formula Nuggets Grain-Free Raw Freeze-Dried Dog Food, 14-oz bag
Graded by The Sniff System
Primal Pork Formula Nuggets is a freeze-dried dog food featuring pork hearts, ground pork bones, and pork livers as its primary protein sources.
This formula offers good protein quality, with pork hearts providing solid amino acid coverage. It also includes quality fat sources like named fat with marine oil, which is a good source of EPA and DHA. The carbohydrates come from quality sources with fermentable fiber.
The main thing to watch out for is the lack of an AAFCO statement. This means the nutritional completeness of the product is unverified, which significantly impacts its overall score.
Good fit for owners looking for a freeze-dried food with quality ingredients. Less ideal if you require verified nutritional completeness.
Summary written by The Sniff System from the data above. Same rubric, same drivers, expressed in English.
Good fit for adult Labrador Retrievers and similar active sporting breeds navigating weight management. Working in its favor: crude fiber (7%) helps satiety. Caloric density is not declared, with crude fiber at 7% (above the catalog median, supports satiety). The landmark 14-year Purina Lifespan Study on 48 Labrador Retrievers demonstrated that dogs fed 25% fewer calories lived a median of 1.8 years longer and delayed the onset of chronic diseases. The 2014 AAHA Weight Management Guidelines define overweight as a Body Condition Score (BCS) of 6-7 on a 9-point scale. A score of 8 or 9 indicates obesity, representing 20-30% and >30% above ideal body weight, respectively (Brooks et al., 2014) .
Looking at this for adult Labrador Retrievers or Labrador Retrievers with weight management ? We are building dedicated pages for these combinations.
Auto-matched from this product's measurements (ingredients, life stage, calorie density) to a breed archetype. Not a substitute for vet input on your specific dog.
Research informing this analysis
MethodologyThe Sniff System grades this product against 3 cited studies relevant to its profile. Each link opens the original source.
- Brooks et al., 2014diagnostic · protocol · satiety· cited in 5 claims
- APOP, 2023prevalence
- Raffan et al., 2016genetics
Every claim on Sniff traces to a source. If you find a citation that's wrong, outdated, or misapplied, tell us.
Middle-of-pack grade. 58/100 (C) reflects the structural fit of this formula against The Sniff System's eight scoring components. Protein quality did the heavy lifting (+16 points): Reasonable protein quality. pork hearts delivers solid amino acid coverage. What capped it: the score can't exceed 59 because the AAFCO nutritional adequacy statement isn't disclosed on the retailer page (so our methodology can't verify the formula meets adult, growth, or all-life-stages standards). How it could climb: the brand publishing the AAFCO statement, which would lift the cap into B-band range.
Reasonable protein quality. pork hearts delivers solid amino acid coverage.
Quality fat sources: named fat with marine oil (EPA and DHA source).
Quality carbohydrate sources with fermentable fiber.
No AAFCO statement. Nutritional completeness unverified.
- Lowest fat quality in Primal's lineup (12/16)
- Top 4% for crude fiber in grain-free freeze-dried foods (7.6% DMB)
- Lowest carb quality in Primal's lineup (12/16)
Computed against the rest of our catalog. Percentiles refresh on each catalog update.
Similar dog foods worth considering
Three lenses on products with formulation profiles similar to this one.

Primal Kibble in the Raw Recipe Non-GMO Freeze-Dried Puppy Food, 24-oz bag
Scores 13 points higher with a similar formulation profile.

Primal Kibble in the Raw Beef Recipe Non-GMO Freeze-Dried Dog Food, 144-oz bag
$15.55/lb vs your seed's $43.41/lb (64% less) at a comparable score.
Surfaced from a vector similarity search across 3,491 scored dog foods. How this works.
Read why each ingredient is good or bad for dogs.
- 1pork hearts
Position 1. Named organ meat this high is a strong build choice. Concentrated source of taurine, glutamine, and B-vitamins.
- 2ground pork bones
Position 2: co-primary protein. Two named animal proteins in the top 2 is a strong protein build.
- 3pork livers
Position 3. Named organ meat this high is a strong build choice. Concentrated source of taurine, glutamine, and B-vitamins.
- 4vegetablekale
Leafy green with antioxidants and fiber. Small dose in kibble, but it's not just for marketing.
Position 4: meaningful whole-food inclusion. Source of vitamins, antioxidants, or natural fiber.
- 5squash
Real vegetable. Fiber, vitamin A, gentle on the stomach. Similar nutrition role to sweet potato.
- 6vegetablecelery
Real vegetable. Mostly water and a little fiber. Decorative more than nutritional in the amounts used.
Position 6: meaningful whole-food inclusion. Source of vitamins, antioxidants, or natural fiber.
- 7pumpkin seeds
- 8sunflower seeds
- 9fruitblueberries
Antioxidants, real. But the amount in any kibble is too small to do much. Mostly marketing.
Position 9: garnish-level inclusion. Marketing-prominent but minimal nutritional impact at this position.
- 10fruitcranberries
Often added with a urinary-tract-support marketing angle. Real cranberry compounds help in concentrate form, but kibble doses are small.
Position 10: garnish-level inclusion. Marketing-prominent but minimal nutritional impact at this position.
- 11cilantro
- 12supplementginger
Real spice. Some anti-nausea evidence in humans, but the dose in kibble is small. Mostly for flavor.
- 13apple cider vinegar
- 14montmorillonite clay
Natural clay used as a binder and anti-caking agent. Functional, not nutritional.
- 15fatfish oil
Concentrated omega-3s. The reason 'EPA' and 'DHA' get to show up on the bag.
Position 15. Trace marine oil. Contributes some omega-3 but well below the level that drives EPA/DHA totals.
- 16preservative naturalrosemary extract
Natural preservative. Replaces synthetic ones like BHA and BHT.
- 17grainquinoa
Pseudo-grain with a complete amino acid profile. Rare in dog food because it's expensive.
- 18fatcoconut oil
Saturated fat with medium-chain triglycerides. Mostly marketing in the doses kibble uses, but harmless.
- 19ground alfalfa
- 20vitaminvitamin e supplement
Required nutrient and a natural antioxidant. Often pulls double duty as a preservative.
- 21dried organic kelp
12 of 21 ingredients have a curated note. Coverage grows over time.