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Swanson Krill Oil & Astaxanthin supplement bottle
Swanson

Krill Oil & Astaxanthin Review

What We Researched
· 5 inactive ingredients decoded · 6 brand certifications checked · Page generated: Sep 2026
66
Product Score Fair
97
Brand Score Excellent

Two independent scores — the product and the brand behind it, never blended into one number. See our methodology.

Product Analysis

Transparency Fair

Supplement Facts

No supplement facts data available.

Bioavailability N/A

Absorption Rating

No ingredient forms matched our reference database.

Other Ingredients Excellent

Fillers & Additives

  • Ethyl Vanillin
  • Gelatin
  • Rosemary Extract
  • Olive Oil
  • Glycerin
Efficacy N/A

Dosage Analysis

Dosage data not available for assessment.

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Ethyl Vanillin Generally_safe

It is used to add vanilla flavor to the supplement.

Gelatin Safe

Forms the capsule shell that holds the supplement contents.

Rosemary Extract Safe

Prevents oxidation and extends shelf life naturally.

Olive Oil Safe

Helps dissolve and absorb fat-soluble vitamins (A, D, E, K).

Glycerin Safe

Retains moisture and helps dissolve ingredients in softgels and liquids.

Brand Trust Report
Swanson

Founded 1969 · Fargo, North Dakota, United States · 1329 products · swansonvitamins.com

Certifications

6 certifications
Nsf Gmp Source available Primary evidence
Fda Gmp Inspections Source available Primary evidence
Npa Gmp Source available Primary evidence
Usda Organic Source available Primary evidence
Vegan Certified Source available Primary evidence
NSF Certified Supporting evidence unavailable

Transparency

5 claims
Third Party Testing Claim — Verified Evidence available Evidence
Coa Availability — Claimed Evidence available Evidence
In House Testing — Verified Evidence available Evidence
Testing Lab Disclosure — True Brand claim; evidence unavailable
Contains Proprietary Blend — True Brand claim; evidence unavailable

Violation History

5 incidents
Recall Vitamin B12 Methylcobalamin High Absorption2022-03-04 Source available Primary source
Prop 65 Lead2015-11-03 Source available Primary source
Recall Swanson Premium Brand Full Spectrum Cilantro (Coriander)2014-04-04 Source available Primary source
Recall Swanson Organic Celery Seed (Whole)2011-12-16 Source available Primary source
Fda Warning Products contained an unauthorized drug (lovastatin) and were marketed with claims to treat high cholesterol, rendering them unapproved new drugs.2007-08-08 Source available Primary source
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Frequently Asked Questions
Is Swanson Krill Oil & Astaxanthin a good supplement?

Swanson Krill Oil & Astaxanthin received a product quality score of 66/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. All 5 inactive ingredients (fillers, binders, capsule materials) are rated safe — a clean formulation with no flagged additives. The manufacturer, Swanson, holds a brand trust score of 97/100.

Is Swanson Krill Oil & Astaxanthin safe to take?

GoodSupp reviewed the inactive-ingredient data available for Swanson Krill Oil & Astaxanthin. All 5 inactive ingredients — including capsule materials, fillers, and binders — are currently classified as safe in GoodSupp's ingredient reference data. This label analysis cannot determine whether the product is safe for a particular person, and source labels may change. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Swanson a trustworthy supplement brand?

Swanson receives a brand trust score of 97/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1969 and headquartered in Fargo, North Dakota, United States, the company offers 1329 products in their lineup. Note: Swanson has 5 historical regulatory incidents on record, which are factored into the trust score.

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Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records — read our methodology. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.