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Purina Pro Plan Adult Large Breed Shredded Blend Chicken & Rice Formula Dry Dog Food, 34-lb bag
Purina Pro Plan

Adult Large Breed Shredded Blend Chicken & Rice Formula Dry Dog Food, 34-lb bag

Evidence Fair
AAFCO compliance inferred from product name
dry $2.28/lb

Graded by The Sniff System

In plain English

Purina Pro Plan Adult Large Breed Shredded Blend Chicken & Rice Formula is a dry food for adult large breed dogs, with chicken as its primary protein.

This formula offers good protein quality, with chicken providing solid amino acid coverage. It also includes quality carbohydrate sources that declare their fiber content. Plus, the fat sources are good, featuring named fats and marine oil for EPA and DHA.

There are no flagged ingredients or specific negative drivers noted for this product. However, the AAFCO statement is not present in the provided data.

Good fit for adult large breed dogs. Nothing serious working against it.

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

Who this is for

Strong fit for active large sporting breeds, including the Golden Retriever, navigating diet-associated DCM concerns. Chicken anchors position 1, with zero pulses in the top 15. In its 2022 update on diet-associated DCM, the FDA identified Golden Retrievers as the most reported breed, with 121 cases out of 1,382 total canine reports (8.8%) received between January 1, 2014, and November 1, 2022  (FDA, 2022) .

Looking at this for adult Golden Retrievers or Golden Retrievers with diet-associated DCM concerns ? 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.

  • FDA, 2022
    cardiac · epidemiology · breed predisposition· cited in 5 claims
  • FDA, 2019
    diet composition· cited in 2 claims
  • NRC, 2006
    nutrient bioavailability

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 If you find a citation that's wrong, outdated, or misapplied, tell us.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 68/100, landing in B-tier territory. The biggest contributor was protein quality (+14.5 points): Reasonable protein quality. chicken delivers solid amino acid coverage. Also adding to the lift: carbohydrate quality (+13). Quality carbohydrate sources with declared fiber. The 7-point gap to A-tier sits mostly in protein quality (14.5 of 27 possible). Full protein quality requires named-species named-cut proteins in the top of the deck (e.g., "deboned chicken" rather than "chicken meal" or "poultry meal").

What lifted the score

Reasonable protein quality. chicken delivers solid amino acid coverage.

PQI

Quality carbohydrate sources with declared fiber.

CQI

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

FQI
What pulled it down

No negative drivers crossed our reporting threshold.

What sets this apart
  • Lowest DMB protein in Purina Pro Plan's lineup (29.5%)
  • Top quartile for overall Sniff Score in Purina Pro Plan's lineup (68/100)
  • Bottom 10% for caloric density in Purina Pro Plan's lineup (353 kcal/cup)

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: 30%
Protein
26%
min (as fed)
Fat
12%
min (as fed)
Fiber
4.5%
max (as fed)
Moisture
12%
max
Ingredients

Read why each ingredient is good or bad for dogs.

34 total
Good Neutral Watch Flagged
  1. 1
    chicken

    Real meat. Primary protein source, with the amino acid profile dogs actually evolved to eat.

    Position 1: primary protein source. After cooking removes water, this may drop in proportional weight, but it anchors the recipe.

  2. 2
    rice

    Generic rice. Could be white or brown, the label doesn't say. Brown rice would be specified if it were.

    Position 2: major carbohydrate source.

  3. 3
    wheat

    Whole wheat. Fine for most dogs, though a portion are sensitive. Not a quality concern, just a fit-for-your-dog question.

    Position 3: major carbohydrate source.

  4. 4
    poultry by-product meal

    Unnamed poultry. The mix can include any combination of chicken, turkey, or other birds, with no traceability. Named by-product meals are fine. This one isn't.

    Position 4: significant protein contributor. Adds amino-acid diversity to the top of the deck.

  5. 5
    soybean meal

    Concentrated soy protein. Cheap plant protein that pads the label number, common in budget formulas.

    Position 5: plant protein in the top 5. Stacked with animal protein, can inflate the crude protein number without matching the amino-acid quality of named animal sources.

  6. 6
    whole grain corn

    Whole corn with the kernel intact. Decent fiber and B vitamins, though it can crowd out meat in cheaper recipes.

    Position 6: supporting grain. Smaller contribution to the carb deck.

  7. 7
    corn protein meal

    Concentrated corn protein. Similar in role to corn gluten meal, pads the protein number on the label without matching meat amino acids.

    Position 7: supporting grain. Smaller contribution to the carb deck.

  8. 8
    beef fat preserved with mixed-tocopherols

    Real animal fat from a named species, with natural vitamin E doing the preservation. The clean version.

    Position 8: supporting protein. Modest contribution to total protein weight.

  9. 9
    barley

    Whole grain with a low glycemic profile and some soluble fiber. Easy on blood sugar.

    Position 9: minor grain inclusion.

  10. 10
    dried egg product

    Whole eggs with the water removed. Same nutritional value as fresh eggs, just shelf-stable.

    Position 10: supporting protein. Modest contribution to total protein weight.

  11. 11
    corn germ meal

    Position 11: minor grain inclusion.

  12. 12
    fish meal

    Concentrated fish protein, usually whitefish, herring, or mackerel. Strong amino acid profile. See why →

    Position 12: trace protein. Likely there for amino-acid diversity or label appeal more than nutritional weight.

  13. 13
    natural flavor

    Legal term for animal-derived flavoring, usually hydrolyzed liver or broth. Adds taste, says nothing about quality.

  14. 14
    glycerin

    Humectant used in soft-moist foods to keep them chewy. Safe in moderation but a signal of a processed semi-moist product.

  15. 15
    fish 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.

  16. 16
    calcium carbonate

    Source of calcium. Functional. Required in complete dog foods, especially those without bone-in meat meals.

  17. 17
    wheat bran
  18. 18
    soybean oil

    Plant oil. High in omega-6, which is required but commonly oversupplied. Fine in moderation.

  19. 19
    mono and dicalcium phosphate

    Source of calcium and phosphorus. Standard inclusion in complete dog foods.

  20. 20
    salt

    Sodium chloride. Required at small doses for normal physiology. Not a quality concern in standard amounts.

  21. 21
    potassium citrate

    Source of potassium. Sometimes added in urinary-support formulas to help manage urine pH.

  22. 22
    zinc proteinate

    Zinc bound to protein for better absorption. The premium form of the mineral, versus zinc oxide which sits cheaper on the label.

  23. 23
    ferrous sulfate

    Inorganic iron. Standard mineral source. Iron proteinate is the gentler, better-absorbed premium form.

  24. 24
    manganese proteinate

    Manganese bound to protein for better absorption. The chelated form most premium brands use.

  25. 25
    copper proteinate

    Copper bound to protein for better absorption. Common in better-formulated diets.

Showing first 25 of 34. Position 1-5 has the largest weight in the recipe.

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