Kirkland Signature Natures Domain Small Breed Salmon and Lentil 20 Pounds

Common questions

Is Kirkland Signature Natures Domain Small Breed Salmon and Lentil 20 Pounds healthy?

Kirkland Signature Natures Domain Small Breed Salmon and Lentil 20 Pounds scores 65/100 on Scout's independent analysis of ingredients, additives, and lab results — a fair-to-good score — solid, with tradeoffs. This pet food contains high-quality ingredients such as salmon, lentils, and chickpeas, which provide essential nutrients and support overall health.

How processed is Kirkland Signature Natures Domain Small Breed Salmon and Lentil 20 Pounds?

Kirkland Signature Natures Domain Small Breed Salmon and Lentil 20 Pounds is NOVA Group 3: Processed Foods.

Which ingredients drive Kirkland Signature Natures Domain Small Breed Salmon and Lentil 20 Pounds' score?

In Scout's ingredient-by-ingredient analysis, Salmon, Salmon meal, Lentils count in its favor; Canola oil is flagged as an ingredient of concern. The full breakdown, with why each one matters, is in the Key ingredients section on this page.

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Kirkland Signature Natures Domain Small Breed Salmon and Lentil 20 Pounds

Kirkland
65 Fair

Analysis updated August 2026 · How Scout scores

20 lb
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At a glance

Beneficial ingredients 7
Harmful ingredients 1
Owned by Costco
Category Pet Food
Summary

This pet food contains high-quality ingredients such as salmon, lentils, and chickpeas, which provide essential nutrients and support overall health. However, the presence of canola oil, a seed oil, introduces a notable concern due to its processing and potential health implications. The product is moderately processed, which limits its score despite the beneficial ingredients.

Key ingredients 10

Salmon
Very Good

Salmon is a high-quality source of protein and omega-3 fatty acids. It supports heart health and provides anti-inflammatory benefits. Wild-caught salmon is preferred for its lower contaminant levels.

Risks

Potential risk of mercury and other contaminants if not sourced sustainably.

Benefits

Rich in omega-3 fatty acids which support cardiovascular health and reduce inflammation.

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Salmon meal
Good

Salmon meal is a concentrated source of protein and omega-3 fatty acids. It is made by cooking and grinding salmon, preserving its nutritional value. Provides essential amino acids for muscle maintenance.

Risks

May contain higher levels of contaminants if not sourced from quality suppliers.

Benefits

Provides a concentrated source of protein and essential fatty acids beneficial for overall health.

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Lentils
Good

Lentils are a good source of plant-based protein and fiber. They support digestive health and provide essential nutrients like iron and folate. Lentils are minimally processed and retain most of their nutritional value.

Benefits

High in fiber and protein, supporting digestive health and providing essential nutrients.

Chickpeas
Good

Chickpeas are rich in protein, fiber, and essential vitamins and minerals. They support heart health and help maintain stable blood sugar levels. Chickpeas are minimally processed and nutrient-dense.

Benefits

Provides protein and fiber, supporting heart health and blood sugar regulation.

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Peas
Good

Peas are a good source of plant-based protein and fiber. They support digestive health and provide vitamins such as vitamin K and C. Peas are minimally processed and retain their nutritional benefits.

Benefits

Rich in protein and fiber, supporting digestive health and providing essential vitamins.

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Fava beans
Good

Fava beans are a good source of protein and fiber, supporting digestive health. They provide essential nutrients like iron and magnesium. Minimally processed, they retain most of their nutritional value.

Benefits

Rich in protein and fiber, supporting digestive health and providing essential nutrients.

Sweet potatoes
Good

Sweet potatoes are a nutrient-dense source of carbohydrates and fiber. They provide vitamins A and C, supporting immune function and eye health. Minimally processed, they retain their nutritional benefits.

Benefits

Provides complex carbohydrates and essential vitamins, supporting overall health.

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Pea flour
Neutral

Pea flour is a processed form of peas used to increase protein content. It retains some nutritional benefits of whole peas but is more processed. Used as a protein source in various food products.

Benefits

Provides additional protein content, though less nutrient-dense than whole peas.

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Tomato pomace
Neutral

Tomato pomace is a by-product of tomato processing, providing fiber and some nutrients. It is used as a filler in pet food to add bulk and fiber. Contains some antioxidants from tomatoes.

Benefits

Provides dietary fiber and some antioxidants, though primarily used as a filler.

Canola oil
Very Bad

Heavily flagged ingredient class under Scout's doctrine.

Benefits

Provides essential fatty acids beneficial for skin and coat health in pets.

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Processing

Group 3 · Processed

Processed Foods

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