PeakBoost Grain-Free High-Protein Recipe with Real Chicken, 3.5-lb bag
Instinct PeakBoost Grain-Free High-Protein Recipe with Real Chicken, 3.5-lb bag earns a Sniff Score of 73/100 (B) with Fair evidence. Zero controversial ingredients flagged. Strong protein profile with chicken as the primary ingredient, delivering high biological value..
Graded by The Sniff System
Strong protein profile with chicken as the primary ingredient, delivering high biological value.
Quality fat sources: named fat with marine oil (EPA and DHA source).
Quality carbohydrate sources with fermentable fiber.
Controversial ingredients · 1
- sodium seleniteSynthetic selenium source. Selenium is essential, but sodium selenite has a narrower safety margin than organic alternatives like selenium yeast. Better-formulated foods use the organic form.
Every flagged ingredient has a published basis (confirmed harm / regulatory action / precautionary). See methodology →
Read why each ingredient is good or bad for dogs.
- 1protein animalchicken
Real meat. Primary protein source, with the amino acid profile dogs actually evolved to eat.
- 2protein animalchicken meal
Chicken with the water cooked out. Per pound, packs more protein than fresh chicken.
- 3legumepeas
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 →
- 4fatchicken fat
Despite the name, a high-quality energy source. Concentrated calories plus essential fatty acids like linoleic acid.
- 5tapioca
Starch from cassava root. Highly digestible energy source, but pure starch with minimal nutrition beyond that.
- 6dried chicken
Real meat. Primary protein source, with the amino acid profile dogs actually evolved to eat.
- 7ground flaxseeds
Plural form, same as flaxseed. Plant source of omega-3, helpful for skin and coat.
- 8dried yeast
Natural source of B vitamins and trace minerals. Adds a savory flavor that dogs respond well to.
- 9protein animalturkey meal
Turkey with the water cooked out. Per pound, packs more protein than fresh turkey.
- 10vegetablesweet potato
Complex carb with fiber and beta-carotene. Gentle on the stomach.
- 11protein animalfish meal
Concentrated fish protein, usually whitefish, herring, or mackerel. Strong amino acid profile.
- 12othernatural flavor
Legal term for animal-derived flavoring, usually hydrolyzed liver or broth. Adds taste, says nothing about quality.
- 13freeze-dried chicken
- 14vegetablecarrots
Real vegetable. Fiber, beta-carotene, and a small amount of antioxidant value.
- 15dried tomato pomace
The fiber-rich byproduct of tomato processing. Sometimes flagged unfairly. It's a real fiber source, not a filler shortcut.
- 16coconut glycerin
- 17freeze-dried chicken liver
- 18mineralsalt
Sodium chloride. Required at small doses for normal physiology. Not a quality concern in standard amounts.
- 19pumpkin seeds
- 20dried chicken liver
Organ meat. Dense in protein, iron, vitamin A, and the B vitamins. Among the most nutrient-rich ingredients a dog can eat.
- 21fruitapples
Real fruit, some fiber and antioxidants. The amount in kibble is too small to matter much.
- 22fruitblueberries
Antioxidants, real. But the amount in any kibble is too small to do much. Mostly marketing.
- 23fruitcranberries
Often added with a urinary-tract-support marketing angle. Real cranberry compounds help in concentrate form, but kibble doses are small.
- 24vitaminvitamin e supplement
Required nutrient and a natural antioxidant. Often pulls double duty as a preservative.
- 25vitaminniacin supplement
B vitamin (B3). Required in complete dog foods, added as a supplement to standardize the dose.
Showing first 25 of 54. Position 1-5 has the largest weight in the recipe.
21 of 25 ingredients have a curated note. Coverage grows over time.