Krill Oil
vitamins
Krill oil is a marine supplement derived from Antarctic krill, small crustaceans rich in omega-3 fatty acids, particularly EPA and DHA. It contains astaxanthin, a potent antioxidant, and phospholipid-bound omega-3s which may enhance absorption compared to fish oil. Commonly used to support cardiovascular health, joint function, and cognitive performance.
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Benefits
Dosage
Typical Dose
1,000–3,000 mg daily
Upper Limit
3,000 mg daily
Timing
With meals for optimal absorption
Forms & Bioavailability
Softgel capsules
High; phospholipid-bound omega-3s enhance absorption efficiency
Liquid
Very high; direct consumption allows rapid absorption
Side Effects
Interactions
Research Summary
Clinical studies demonstrate krill oil's effectiveness in reducing triglycerides and supporting cardiovascular markers comparable to or exceeding fish oil in some cases. Research supports benefits for joint health and inflammation reduction, particularly in individuals with osteoarthritis. Evidence for cognitive and mood support is emerging but requires further investigation.
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The Bottom Line on Krill Oil
Krill Oil is well-researched with strong evidence supporting its primary benefits.It is most commonly used for supports heart health and cholesterol levels and may reduce joint inflammation and arthritis symptoms. As with any supplement, individual results vary. Start with the lower end of the dosage range and assess for 4-8 weeks before adjusting.
About Our Research
This profile is compiled from peer-reviewed research published on PubMed, the NIH Office of Dietary Supplements, and established nutritional science databases. Dosages reflect clinically-studied amounts from human trials where available. We update profiles as new research emerges. This is not medical advice — consult a healthcare professional before supplementing.
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Goal Guides for Krill Oil
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