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Sports Research Krill Oil 1000mg (Superba 2) — view 1 of 5
Sports Research

Sports Research Krill Oil Supplement with EPA & DHA Omega 3, Phospholipids & Astaxanthin from Antarctic Krill - Highest Concentration of Krill Oil for Men & Women - 1000mg, 30 Softgel Capsules

4.6· 283 Amazon reviews
$21.95$19.75with Subscribe & Save

$0.73/serving

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Price verified Apr 22, 2026

Not evaluated by the FDA · Individual results may vary · Consult a healthcare provider before use

Our verdict

1000mg krill oil per softgel; EPA+DHA in phospholipid form of Antarctic Krill Oil (Superba 2) 1000mg — EPA+DHA (phospholipid-bound), Astaxanthin, Choline per softgel from Sports Research. Best for those wanting…

Third-Party TestedContains shellfish (Antarctic Krill)Free from fish, gluten, soySoftgelSubscribe & Save

Why we recommend this

Superba 2 is the gold standard in krill oil and the brand used in the majority of published krill oil clinical research. The phospholipid-bound omega-3 delivery system offers genuine bioavailability advantages over standard fish oil triglycerides — particularly for brain health applications where DHA incorporation into neural membranes is the goal. The built-in astaxanthin and choline make this a more complete omega-3 product than simple fish oil.

Check for interactions

Already taking other supplements or prescription medications? Add them below to check for documented interactions, severity, and clinical guidance.

Our database currently documents 137+ supplement and drug-category interaction pairs. Combinations not flagged here may still interact — always consult your healthcare provider before combining supplements, especially with prescription medications.

What to watch out for

The shellfish allergen from krill is the primary exclusion criterion — anyone with shellfish allergy cannot use this product. The 283-review count, while positive, provides much less field validation than SR's more established omega-3 products. The 30-count size is also a small monthly supply requiring frequent reorder.

Dose & form

Serving
1000mg krill oil per softgel; EPA+DHA in phospholipid form
Form
Softgel
Clinical range
1-3g daily (providing 250-500mg combined EPA+DHA)
Dose adequacy
Therapeutic
Supply
30 servings · $0.73/serving
UPC
023249010166

Who it's best for

Those wanting the highest-bioavailability phospholipid-bound omega-3 with built-in astaxanthin and choline from krill

Who should skip it

Those allergic to shellfish or seeking the most economical per-mg omega-3 supplementation

Pros

  • Superba 2 krill oil — the most clinically validated krill brand from Aker BioMarine with MSC sustainability certification
  • Phospholipid-bound omega-3s are more bioavailable than fish oil triglycerides and absorb without dietary fat
  • Natural astaxanthin provides antioxidant protection of the omega-3s in the body
  • Choline provides additional benefit for muscle function and liver health

Cons

  • Contains shellfish (krill) — a major allergen that excludes shellfish-allergic individuals
  • 283 reviews is a small validation base compared to SR's flagship omega-3 products
  • 30-count bottle requires monthly reorder at the 1 softgel daily dose

What customers say

4.6★ across 283 Amazon reviews. The most common questions from shoppers: re any potential interactions with medications, re any side effects from long-term use, and cause any digestive issues or side effects. Full answers in the FAQ below.

Frequently Asked Questions

What is the clinical dose for Antarctic Krill Oil (Superba 2) 1000mg — EPA+DHA (phospholipid-bound), Astaxanthin, Choline?

Clinical trials typically use 1-3g daily (providing 250-500mg combined EPA+DHA). Sports Research Krill Oil 1000mg (Superba 2) delivers 1000mg krill oil per softgel; EPA+DHA in phospholipid form, which we classify as Therapeutic relative to that range.

How does Sports Research Krill Oil 1000mg (Superba 2) compare to similar Softgel?

See the "Also consider" section below for two alternatives. Choose based on form preference (Softgel vs alternatives), dose adequacy, and third-party testing.

Is Sports Research Krill Oil 1000mg (Superba 2) third-party tested?

Yes — Yes — Superba 2 krill oil is MSC-certified and undergoes independent quality testing. Third-party testing verifies ingredient identity and label accuracy.

Does this work with Amazon Subscribe & Save?

Yes — Amazon Subscribe & Save is available for this product. Enrolling locks in a recurring delivery at a reduced per-unit price.

Are there any potential interactions with medications?

Krill oil EPA and DHA have mild antiplatelet and blood-thinning properties that may interact with warfarin, aspirin, and other anticoagulants. Krill oil may also enhance the effects of blood pressure medications. Consult your physician if you are on anticoagulants, antiplatelet therapy, or antihypertensive medications before adding krill oil.

Are there any side effects from long-term use?

Krill oil at 1000mg daily has a well-established long-term safety profile based on published research with Superba 2. No serious adverse effects have been associated with long-term use at this dose. The phospholipid form and astaxanthin antioxidant protection reduce the oxidation concerns that can arise with fish oil over extended storage and use.

Does it cause any digestive issues or side effects?

Krill oil is generally better tolerated than fish oil with fewer GI side effects and no fishy burps. The phospholipid-bound omega-3s emulsify more readily in the GI tract, reducing the aftertaste common with fish oil. The astaxanthin provides antioxidant protection that further minimizes rancidity-related GI issues.

Can it be taken with other supplements or vitamins?

Krill oil pairs well with vitamin D3, CoQ10, and magnesium for cardiovascular support. The built-in astaxanthin means no need to take separate astaxanthin supplements. Avoid stacking with other krill or shellfish-derived omega-3 products without calculating total omega-3 and choline intake.

Are there any specific instructions for taking it safely?

Confirm no shellfish allergy before use — krill is a crustacean and a major allergen. Take one softgel daily with or without food — phospholipid-bound omega-3s do not require dietary fat for absorption like fish oil does. Discontinue 2 weeks before surgery due to mild antiplatelet effects. Refrigerate after opening for best freshness.

How long until benefits are typically experienced?

Phospholipid-bound omega-3 index improvement occurs within 4–6 weeks due to the superior cellular uptake of the phospholipid form. Cardiovascular and joint benefits develop over 2–4 months of consistent use. The choline component provides more immediate support for muscle function and liver health from the first weeks of supplementation.

Also consider

Part of this guide

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This content is for informational purposes only and does not constitute medical advice. Statements about dietary supplements have not been evaluated by the FDA and are not intended to diagnose, treat, cure, or prevent any disease. Individual results may vary — consult your healthcare provider before starting any supplement. Full disclaimer