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Purina Pro Plan Adult Toy Breed Chicken & Rice Formula Dry Dog Food, 5-lb bag
Purina Pro Plan

Adult Toy Breed Chicken & Rice Formula Dry Dog Food, 5-lb bag

Evidence Fair
AAFCO compliance inferred from product name
dry $4.14/lb

Graded by The Sniff System

In plain English

Purina Pro Plan Adult Toy Breed Chicken & Rice Formula is a dry food for adult toy breeds, with chicken as its primary protein.

Chicken as the first ingredient provides good protein quality with solid amino acid coverage. The formula also includes ingredients like dried egg product and fish meal for diverse, high-quality protein. It has been substantiated through AAFCO feeding trials for adult maintenance.

The main thing to note is the absence of a declared omega-3 source, like fish oil or algae oil, in the ingredient list. Nothing else concerning in the deck.

Good fit for adult toy breeds. Less ideal if you're looking for a food with a declared omega-3 source.

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

Who this is for

The FDA's 2019 investigation update on diet-associated DCM included 13 reported cases in Cavalier King Charles Spaniels, making them one of the top 15 most frequently reported breeds at that time  (FDA, 2019) . Strong fit for adult Cavalier King Charles Spaniels navigating diet-associated DCM concerns. Chicken anchors position 1, with zero pulses in the top 15, plus fish meal at position 8.

Looking at this for adult Cavalier King Charles Spaniels or Cavalier King Charles Spaniels 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
    epidemiology · breed predisposition· cited in 4 claims
  • FDA, 2019
    cardiac · diet composition· cited in 3 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 If you find a citation that's wrong, outdated, or misapplied, tell us.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

At 54/100, this formula lands mid-pack. The lift comes from protein quality, worth 15 points to the final number: Reasonable protein quality. chicken delivers solid amino acid coverage. Where it lost ground: fat quality, costing 8 points. No declared omega-3 source. Fish oil, salmon oil, and algae oil all absent. The path to B-tier is about 6 points; fat quality is the structural lever.

What lifted the score

Reasonable protein quality. chicken delivers solid amino acid coverage.

PQI

AAFCO feeding trial substantiation for adult maintenance.

ACF

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

STACK
What pulled it down

No declared omega-3 source. Fish oil, salmon oil, and algae oil all absent.

FQI
What sets this apart
  • Lowest fat quality in Purina Pro Plan's lineup (4/16)
  • Top 10% for DMB protein in grain-inclusive dry kibbles (34.1%)
  • Bottom 2% for crude fiber in Purina Pro Plan's lineup (3.4% DMB)

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: 34%
Protein
30%
min (as fed)
Fat
17%
min (as fed)
Fiber
3%
max (as fed)
Moisture
12%
max
Ingredients

Read why each ingredient is good or bad for dogs.

27 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
    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 3: major carbohydrate source.

  4. 4
    whole grain corn

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

    Position 4: supporting grain. Smaller contribution to the carb deck.

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

  6. 6
    beef fat preserved with mixed-tocopherols

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

    Position 6: supporting protein. Modest contribution to total protein weight.

  7. 7
    corn germ meal

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

  8. 8
    fish meal

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

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

  9. 9
    dried egg product

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

    Position 9: supporting protein. Modest contribution to total protein weight.

  10. 10
    natural flavor

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

  11. 11
    wheat bran

    Position 11: minor grain inclusion.

  12. 12
    salt

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

  13. 13
    potassium chloride

    Required mineral. Sometimes used as a salt substitute. Standard inclusion in complete diets.

  14. 14
    calcium carbonate

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

  15. 15
    choline chloride

    Essential nutrient for liver and brain function. Standard inclusion in complete dog foods.

  16. 16
    zinc sulfate

    Inorganic zinc. Effective at AAFCO doses but less well-absorbed than chelated forms like zinc proteinate.

  17. 17
    ferrous sulfate

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

  18. 18
    manganese sulfate

    Inorganic manganese. Functional but less well-absorbed than the chelated proteinate form.

  19. 19
    copper sulfate

    Inorganic copper. Standard, effective at small doses. Premium formulas tend to use copper proteinate instead.

  20. 20
    calcium iodate

    Source of iodine for thyroid function. Functional, required in complete formulas.

  21. 21
    sodium selenite Flagged

    Inorganic selenium. Effective at AAFCO levels, no documented safety concern in dogs despite what some pet food blogs claim. Selenium yeast is a marginal upgrade, not a necessity. See why →

  22. 22
    mono and dicalcium phosphate

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

  23. 23
    l-lysine monohydrochloride

    Stable form of L-lysine, an essential amino acid. Common in plant-heavy formulas to balance the amino acid profile.

  24. 24
    taurine

    Amino acid critical for heart health. Especially important in grain-free or pulse-heavy formulas where natural taurine precursors run thin.

  25. 25
    l-ascorbyl-2-polyphosphate

    A stable form of vitamin C used in pet food. Provides antioxidant support and survives processing better than plain ascorbic acid.

Showing first 25 of 27. Position 1-5 has the largest weight in the recipe.

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