Kirkland Signature Nature s Domain Grain-Free Salmon Meal & Sweet Potato Formula Dog Food 35 Lb
Analysis updated August 2026 · How Scout scores
At a glance
Summary
This dog food contains high-quality protein sources like salmon meal and ocean fish meat, which are rich in omega-3 fatty acids and beneficial for pets' health. It also includes nutritious ingredients such as sweet potatoes and peas, which provide fiber and essential vitamins. However, the presence of canola oil and natural flavor, which are processed ingredients, along with the overall processing level, limits the score.
Key ingredients 10
Salmon mealVery Good
Salmon meal is a concentrated source of high-quality protein and omega-3 fatty acids. It is processed by removing water and fat, retaining essential nutrients. This ingredient supports healthy skin, coat, and overall well-being in pets.
Benefits
Rich in omega-3 fatty acids which support joint health and reduce inflammation. Provides essential amino acids for muscle maintenance and growth.
Ocean fish meatVery Good
Ocean fish meat is a high-quality protein source rich in omega-3 fatty acids. It is minimally processed and provides essential nutrients for pets. This ingredient supports cardiovascular health and a shiny coat.
Benefits
Rich in omega-3 fatty acids which support heart health and reduce inflammation. Provides high-quality protein for muscle maintenance.
FlaxseedVery Good
Flaxseed is a rich source of omega-3 fatty acids and dietary fiber. It is minimally processed and provides essential nutrients for pets. This ingredient supports skin health and aids in digestion.
Benefits
Rich in omega-3 fatty acids which support skin and coat health. Provides dietary fiber that aids in digestion.
Sweet potatoesGood
Sweet potatoes are a nutritious source of carbohydrates and fiber. They are minimally processed and provide vitamins such as A and C. This ingredient supports digestive health and provides energy.
Benefits
High in dietary fiber which aids in digestion. Contains antioxidants that support immune function.
PeasGood
Peas are a good source of plant-based protein and fiber. They are minimally processed and provide essential vitamins and minerals. This ingredient supports digestive health and provides a protein boost.
Benefits
Rich in fiber which aids in digestion. Provides plant-based protein and essential nutrients like vitamin K and manganese.
PotatoesGood
Beneficial ingredient — whole-food or functional value in this product class.
Benefits
Provides carbohydrates for energy. Contains some vitamins and minerals like vitamin C and potassium.
Canola oilNeutral
In pet food, canola oil is used as a source of fat and omega-3 fatty acids. It is processed through extraction and refining. While it provides essential fatty acids, it is not as beneficial as other fat sources like fish oil.
Benefits
Provides omega-3 and omega-6 fatty acids which support skin and coat health.
Pea proteinNeutral
Pea protein is a plant-based protein source used to boost protein content. It is processed from peas and provides essential amino acids. While it is a good protein source, it lacks some amino acids found in animal proteins.
Benefits
Provides a plant-based protein boost. Contains essential amino acids necessary for muscle maintenance.
Protein fiberNeutral
Protein fiber is used to enhance the fiber content of pet food. It is processed from various plant sources and aids in digestion. This ingredient is primarily functional and does not provide significant nutritional benefits.
Benefits
Aids in digestion by providing dietary fiber. Supports regular bowel movements.
Natural flavorBad
Natural flavor is a catch-all term for flavoring agents derived from natural sources. It is highly processed and lacks transparency regarding its composition. This ingredient may contain additives that are not disclosed.
Risks
Potential for undisclosed additives and allergens. Lack of transparency in ingredient composition.
Processing
Processed Foods
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