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Hill's Prescription Diet r/d Weight Reduction/Management Original Wet Dog Food, 12.3-oz can, case of 12
Hill's Prescription Diet

r/d Weight Reduction/Management Original Wet Dog Food, 12.3-oz can, case of 12

Evidence Fair
AAFCO compliance inferred from product name
wet $6.29/lb

Graded by The Sniff System

In plain English

Hill's Prescription Diet r/d Weight Reduction/Management Original Wet Dog Food is a canned wet food featuring pork liver as its primary protein.

This formula has undergone AAFCO feeding trials, which is a solid way to confirm its nutritional adequacy. It also includes pork liver, an organ meat, which offers a good source of diverse, highly bioavailable protein.

The protein and fat levels are outside optimal ranges, with 27.3% protein and 3.6% fat on a dry matter basis. This caps the overall score. Also, there's no declared source of omega-3s like fish or algae oil.

Good fit for dogs needing weight reduction or management. 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

Good fit for active large sporting breeds like Labrador Retrievers, Golden Retrievers, and English Setters navigating weight management. 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

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 If you find a citation that's wrong, outdated, or misapplied, tell us.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 45/100, landing in C-tier (acceptable-with-notes). The biggest contributor was AAFCO compliance (+8 points): AAFCO feeding trial substantiation for not stated. A hard cap of 49 also applied because the guaranteed analysis falls below AAFCO's minimum nutrient profile. Even without the cap, the base component scores sit below the next band. The structural fix would need to address fat quality as well.

What lifted the score

AAFCO feeding trial substantiation for not stated.

ACF

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

STACK
What pulled it down

Score capped at 49 due to CP_DM=27.3%, CF_DM=3.6%.

CAP why?

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

FQI
What sets this apart
  • Lowest fat quality in Hill's Prescription Diet's lineup (4/16)
  • Top 1% for crude fiber in Hill's Prescription Diet's lineup (31.8% DMB)
  • Bottom 5% for carb quality in Hill's Prescription Diet's lineup (9/16)

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: 27%
Protein
6%
min (as fed)
Fat
0.8%
min (as fed)
Fiber
7%
max (as fed)
Moisture
78%
max

Wet and fresh foods contain more water than kibble (typically 65-78%). On a dry-matter basis, this food's protein content is roughly 27%, comparable to premium kibble (typically 30-45% DMB protein).

Ingredients

Read why each ingredient is good or bad for dogs.

25 total
Good Neutral Watch Flagged
  1. 1
    water

    Just water. Counted on the label of any wet or fresh food. The number tells you the moisture content.

  2. 2
    pork liver

    Organ meat. Dense in B vitamins, iron, and vitamin A. Among the most nutritious ingredients on any label.

    Position 2. Named organ meat this high is a strong build choice. Concentrated source of taurine, glutamine, and B-vitamins.

  3. 3
    pork by-products

    Generic pork organs and tissue without species-specific traceability. Named by-products are more transparent.

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

  4. 4
    rice

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

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

  5. 5
    soybean mill run
  6. 6
    pea protein

    Concentrated plant protein. Inflates the protein number on the label without matching the amino acid quality of meat.

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

  7. 7
    soybean meal

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

    Position 7: moderate plant-protein boost. Less likely to materially shift the protein profile.

  8. 8
    powdered cellulose

    Plant fiber, often from wood pulp. Cheap bulk filler. Not harmful, but a tell that the recipe is reaching for inexpensive bulk.

    Position 8: functional fiber for digestion or satiety.

  9. 9
    soybean oil

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

    Position 9: trace fat. Below the level that materially shifts the fat profile.

  10. 10
    hydrolyzed chicken flavor

    Hydrolyzed chicken used as a palatability enhancer. Real ingredient, tiny inclusion, no quality signal either way.

  11. 11
    leucine
  12. 12
    calcium carbonate

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

  13. 13
    dicalcium phosphate

    Calcium and phosphorus combined. Required source of both minerals, especially in formulas without much bone content.

  14. 14
    dl-methionine

    Essential amino acid. Often added when plant proteins dominate, since methionine is naturally lower in pulses than meat.

  15. 15
    salt

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

  16. 16
    l-threonine

    Essential amino acid. Sometimes added when plant proteins dominate, since threonine is naturally lower in plants than meat.

  17. 17
    choline chloride

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

  18. 18
    taurine

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

  19. 19
    ferrous sulfate

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

  20. 20
    zinc oxide

    Inorganic zinc. Cheapest mineral form on the market. Functional but less bioavailable than chelated alternatives.

  21. 21
    copper sulfate

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

  22. 22
    manganese sulfate

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

  23. 23
    calcium iodate

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

  24. 24
    l-carnitine

    Amino acid derivative that helps the body convert fat into energy. Common in weight-management formulas.

  25. 25
    beta-carotene

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