Kirkland Krill Oil
KirklandAnalysis updated July 2026 · How Scout scores
At a glance
Summary
This krill oil supplement provides a beneficial source of omega-3 fatty acids and astaxanthin, which are advantageous for heart and brain health. However, the presence of sorbitol-sorbitan solution, a synthetic additive that can cause digestive issues, slightly detracts from its overall quality. The product's formulation includes a few additives, which impacts its processing level, but it remains a generally healthy choice within its category.
Key ingredients 6
Krill OilVery Good
Krill oil is a rich source of omega-3 fatty acids, which are essential for heart and brain health. It contains astaxanthin, a powerful antioxidant that provides additional health benefits. Compared to fish oil, krill oil is more easily absorbed by the body.
Benefits
Rich in omega-3 fatty acids and antioxidants, supporting cardiovascular and cognitive health.
GelatinNeutral
Gelatin is used as a gelling agent and is derived from animal collagen. It is generally considered safe and is used to encapsulate the krill oil. The source of gelatin (porcine) may be a concern for those with dietary restrictions.
Risks
May not be suitable for vegetarians or those with dietary restrictions against pork.
Benefits
Provides a stable form for the supplement, aiding in delivery and absorption.
GlycerinNeutral
Glycerin is a humectant used to maintain moisture and improve texture. It is generally recognized as safe and is commonly used in food and supplements. It is derived from plant or animal sources, but specific sourcing is not indicated here.
Benefits
Helps maintain moisture and improve the texture of the supplement.
WaterNeutral
Water is used as a solvent and carrier in the formulation. It is essential for dissolving other ingredients and ensuring proper consistency. Water is a neutral ingredient with no direct health impacts.
Benefits
Essential for dissolving ingredients and ensuring proper consistency.
Ethyl VanillinNeutral
Ethyl vanillin is an artificial flavoring agent used to enhance taste. It is more potent than natural vanillin and is commonly used in processed foods. While it is generally recognized as safe, it is synthetic and may not appeal to those seeking natural flavors.
Benefits
Enhances the flavor profile of the product, making it more palatable.
Sorbitol-Sorbitan SolutionBad
Sorbitol-sorbitan solution is a sugar alcohol used as a sweetener and stabilizer. It can cause digestive issues such as bloating and diarrhea when consumed in large amounts. It is a synthetic additive, which may not be ideal for those seeking natural products.
Risks
May cause digestive discomfort, including bloating and diarrhea, especially in sensitive individuals.
Benefits
Provides sweetness and stability to the product without adding sugar.
Processing
Ultra-Processed Foods
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