Natural Grain-Free Sensitive Support Duck Recipe Adult Dry Dog Food, 22-lb bag
Graded by The Sniff System
AvoDerm Natural Grain-Free Sensitive Support Duck Recipe is a dry dog food for adults, featuring duck as its main protein.
Duck is the first ingredient, providing good protein quality and amino acid coverage. The use of both fresh duck and duck meal is a strong sign for how the food is made. It's formulated to meet the nutritional needs for adult maintenance.
This formula contains significant legume stacking, with garbanzo beans, peas, and pea flour all appearing high on the ingredient list. This pattern is what the FDA flagged in its investigation into dilated cardiomyopathy.
Good fit for adult dogs who might benefit from a duck-based diet. Less ideal if you are concerned about high legume content.
Summary written by The Sniff System from the data above. Same rubric, same drivers, expressed in English.
Good fit for active large herding breeds, including the German Shepherd, navigating a sensitive stomach. Duck leads at position 1, with dried plain beet pulp (prebiotic fiber) at position 11 on the deck. Shepherds have a documented tendency toward sensitive GI tracts and hip/elbow dysplasia. Limited-ingredient formulas with marine omega-3 source consistently fit better.
Looking at this for adult German Shepherds or German Shepherds with a sensitive stomach ? 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.
- NRC, 2006digestibility · fiber· cited in 2 claims
- AAFCO, 2024zinc
- Swanson et al., 2002prebiotics
Every claim on Sniff traces to a source. If you find a citation that's wrong, outdated, or misapplied, tell us.
Solid grade. 60/100 (B) reflects the structural fit of this formula against The Sniff System's eight scoring components. Protein quality did the heavy lifting (+17 points): Reasonable protein quality. duck delivers solid amino acid coverage. What capped it: the score can't exceed 64 because pulse-family ingredients (peas, lentils, chickpeas) are stacked in the top 15 (the pattern the FDA flagged in its diet-associated DCM investigation). Removing the cap alone wouldn't change the band. Controversial-ingredient penalty is the deeper issue.
Reasonable protein quality. duck delivers solid amino acid coverage.
Named fresh meat paired with same-species meal, a strong extrusion architecture.
AAFCO formulation inferred from declared adult maintenance. Verbatim statement not published by retailer.
Contains high legume stacking. Three or more pulse-family ingredients in top 10. Split-ingredient evidence of pea/lentil/chickpea reliance..
- Bottom 4% for carb quality in dry kibbles (8/16)
- Top 10% for crude fiber in grain-free dry kibbles (8.3% DMB)
- Bottom quartile for DMB protein in grain-free dry kibbles (27.8%)
Computed against the rest of our catalog. Percentiles refresh on each catalog update.
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Scores 15 points higher with a similar formulation profile.

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$2.61/lb vs your seed's $3.41/lb (24% 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.
- 1protein animalduck
Real meat. Often used as a novel protein for dogs with sensitivities to chicken or beef.
Position 1: primary protein source. After cooking removes water, this may drop in proportional weight, but it anchors the recipe.
- 2protein animalduck meal
Duck cooked into a dry concentrate. Per pound, more protein than fresh duck.
Position 2: co-primary protein. Two named animal proteins in the top 2 is a strong protein build.
- 3legumegarbanzo beans
Same as chickpeas. Part of the legume stack the FDA investigated. See why →
Position 3. Pulse-family ingredient this high in the deck is a notable build choice. When stacked with other pulses in the top 10, matches the formulation pattern the FDA flagged in its diet-associated DCM investigation.
- 4legumepeas
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 4. Within the FDA's top-5 DCM-pattern threshold. Especially notable if multiple pulses stack here.
- 5legumepea flour
Powdered peas, usually used as a binder or filler. Counts toward the legume stack the FDA flagged.
Position 5. Within the FDA's top-5 DCM-pattern threshold. Especially notable if multiple pulses stack here.
- 6fatchicken fat
Despite the name, a high-quality energy source. Concentrated calories plus essential fatty acids like linoleic acid. See why →
Position 6: secondary fat. Often where marine oils sit when present alongside a primary land-animal fat.
- 7dried tomato pomace
The fiber-rich byproduct of tomato processing. Sometimes flagged unfairly. It's a real fiber source, not a filler shortcut.
Position 7: functional fiber for digestion or satiety.
- 8avocado
- 9supplementalfalfa meal
Dried alfalfa. Real fiber and trace minerals. Functional plant ingredient.
- 10othernatural flavor
Legal term for animal-derived flavoring, usually hydrolyzed liver or broth. Adds taste, says nothing about quality.
- 11dried plain beet pulp
Beet fiber, with the sugar removed. Long unfairly maligned. It's a real soluble fiber that supports stool quality. See why →
Position 11: trace fiber inclusion.
- 12flax seed
- 13fiberdried chicory root
Natural prebiotic. Feeds beneficial gut bacteria. The same compound (inulin) used in human gut-health products.
Position 13: trace fiber inclusion.
- 14mineralpotassium chloride
Required mineral. Sometimes used as a salt substitute. Standard inclusion in complete diets.
- 15mineralsalt
Sodium chloride. Required at small doses for normal physiology. Not a quality concern in standard amounts.
- 16kelp meal
- 17avocado oil
- 18mineralzinc sulfate
Inorganic zinc. Effective at AAFCO doses but less well-absorbed than chelated forms like zinc proteinate.
- 19mineralferrous sulfate
Inorganic iron. Standard mineral source. Iron proteinate is the gentler, better-absorbed premium form.
- 20iron amino acid chelate
Iron bound to amino acids for better absorption. Premium form versus inorganic iron sulfate.
- 21zinc amino acid chelate
Zinc bound to amino acids for better absorption. Same idea as zinc proteinate, the premium form of the mineral.
- 22mineralselenium yeast
Organic selenium grown in yeast. The form premium brands use, gentler and more bioavailable than sodium selenite.
- 23copper amino acid chelate
Copper bound to amino acids for better absorption. Premium form versus copper sulfate.
- 24mineralcopper sulfate
Inorganic copper. Standard, effective at small doses. Premium formulas tend to use copper proteinate instead.
- 25mineralmanganese sulfate
Inorganic manganese. Functional but less well-absorbed than the chelated proteinate form.
Showing first 25 of 35. Position 1-5 has the largest weight in the recipe.
21 of 25 ingredients have a curated note. Coverage grows over time.