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Health Extension Grain-Free Buffalo & Whitefish Recipe Dry Dog Food, 23.5-lb bag
Health Extension

Grain-Free Buffalo & Whitefish Recipe Dry Dog Food, 23.5-lb bag

Evidence Fair
dry $3.70/lb

Graded by The Sniff System

In plain English

Health Extension Grain-Free Buffalo & Whitefish Recipe is a dry dog food built around buffalo, whitefish, and pork.

Buffalo, whitefish, and pork meal provide good protein quality and amino acid coverage. Quality fat sources like salmon oil and coconut oil are present, with salmon oil offering beneficial EPA and DHA.

The biggest watch item is the lack of an AAFCO statement, which means the nutritional completeness of this food is unverified. There's also high legume stacking, with peas, chickpeas, and lentils all appearing in the top ingredients.

Good fit for owners who prioritize diverse protein and quality fats. Less ideal if you prefer foods with a verified AAFCO statement or high legume content.

Summary written by The Sniff System from the data above. Same rubric, same drivers, expressed in English.

Who this is for

Good fit for active large sporting breeds like Labrador Retrievers, Golden Retrievers, and English Setters navigating weight management. At 405 kcal/cup this formula runs on the rich side, with crude fiber at 5% (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

Methodology

The Sniff System grades this product against 3 cited studies relevant to its profile. Each link opens the original source.

Every claim on Sniff traces to a source. If you find a citation that's wrong, outdated, or misapplied, tell us.

Why this score

Sniff scored this formula 59/100, landing in C-tier (acceptable-with-notes). The biggest contributor was protein quality (+17.5 points): Reasonable protein quality. buffalo delivers solid amino acid coverage. A hard cap of 59 also applied 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). If the brand publishing the AAFCO statement were on the label, the cap would lift and this formula could clear the B-band threshold (60).

What lifted the score

Reasonable protein quality. buffalo delivers solid amino acid coverage.

PQI

Quality fat sources: named fat with marine oil (EPA and DHA source).

FQI

Includes egg, named fish, or organ meat for diverse high-bioavailability protein.

STACK
What pulled it down

Score capped at 59 due to no AAFCO statement.

CAP why?

No AAFCO statement. Nutritional completeness unverified.

ACF

Contains high legume stacking. Multiple pulse-family ingredients in top 15. Mitigated by taurine supplementation or organ meat (natural taurine precursor) in top 10..

CIP
What sets this apart
  • Bottom quartile for DMB protein in Health Extension's lineup (27.8%)
  • Bottom quartile for carb quality in Health Extension's lineup (11/16)

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.

Surfaced from a vector similarity search across 3,491 scored dog foods. How this works.

Guaranteed analysis
Dry-matter protein: 28%
Protein
25%
min (as fed)
Fat
15%
min (as fed)
Fiber
5%
max (as fed)
Moisture
10%
max
Ingredients

Read why each ingredient is good or bad for dogs.

72 total
Good Neutral Watch Flagged
  1. 1
    buffalo
  2. 2
    whitefish

    Real fish meat. Lean protein with a clean amino acid profile.

    Position 2: co-primary protein. Two named animal proteins in the top 2 is a strong protein build.

  3. 3
    whitefish meal

    Whitefish cooked into a dry concentrate. Strong protein source, common in premium formulas.

    Position 3: significant protein contributor. Adds amino-acid diversity to the top of the deck.

  4. 4
    sweet potato

    Complex carb with fiber and beta-carotene. Gentle on the stomach.

    Position 4: meaningful whole-food inclusion. Source of vitamins, antioxidants, or natural fiber.

  5. 5
    pork meal

    Pork cooked into a dry concentrate. Per pound, more protein than fresh pork.

    Position 5: significant protein contributor. Adds amino-acid diversity to the top of the deck.

  6. 6
    peas

    Cheap protein bulk. Fine in small amounts, but when peas stack with lentils and chickpeas in the top ingredients, it's the pattern the FDA flagged in its heart-disease investigation. See why →

    Position 6. Moderate inclusion. Contributes carbohydrate and some plant protein.

  7. 7
    chickpeas

    Also called garbanzo beans. Affordable plant protein source, part of the legume stack the FDA examined in its heart-disease investigation. See why →

    Position 7. Moderate inclusion. Contributes carbohydrate and some plant protein.

  8. 8
    lentils

    Same concern as peas. Affordable plant protein, but when they pile up in the top 5 ingredients, it's a flag. See why →

    Position 8. Moderate inclusion. Contributes carbohydrate and some plant protein.

  9. 9
    salmon oil

    Pure omega-3s. The thing skin-and-coat formulas are usually built around.

    Position 9. Moderate marine-oil inclusion. Supplements EPA/DHA without being the primary fat.

  10. 10
    dried beet pulp

    Soluble fiber from sugar-beet processing. Sometimes treated as a filler, but it's actually one of the better fiber sources in kibble. See why →

    Position 10: functional fiber for digestion or satiety.

  11. 11
    coconut oil

    Saturated fat with medium-chain triglycerides. Mostly marketing in the doses kibble uses, but harmless.

    Position 11: trace fat. Below the level that materially shifts the fat profile.

  12. 12
    apple cider vinegar
  13. 13
    turmeric

    Spice with anti-inflammatory compounds. Real research in humans, but the dose in kibble is small. Mostly there for label appeal.

  14. 14
    black pepper
  15. 15
    ginger

    Real spice. Some anti-nausea evidence in humans, but the dose in kibble is small. Mostly for flavor.

  16. 16
    bovine colostrum
  17. 17
    blueberries

    Antioxidants, real. But the amount in any kibble is too small to do much. Mostly marketing.

  18. 18
    cranberries

    Often added with a urinary-tract-support marketing angle. Real cranberry compounds help in concentrate form, but kibble doses are small.

  19. 19
    goji berries
  20. 20
    tart cherries
  21. 21
    pomegranate

    Antioxidants, real. Like other fruit additions, the dose in kibble is mostly cosmetic.

  22. 22
    pineapple
  23. 23
    papaya
  24. 24
    apple

    Real fruit, some fiber and antioxidants. The amount in kibble is too small to matter much.

  25. 25
    dried kelp

    Natural source of iodine and trace minerals. A common premium-brand inclusion.

Showing first 25 of 72. Position 1-5 has the largest weight in the recipe.

17 of 25 ingredients have a curated note. Coverage grows over time.