Swanson Cod Liver Oil, 30 Softgels supplement bottle
Swanson

Cod Liver Oil, 30 Softgels

What We Researched
8 active ingredients analyzed · 3 inactive ingredients decoded · 6 brand certifications checked · 1 retailer compared · Last updated: Mar 2026
83
Product Score Good
90
Brand Score Excellent

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Vitamin A (from cod liver oil) 750 mcg RAE 83%
Vitamin D(from cod liver oil) 6.8 mcg 34%
Icelandic Cod Liver Oil 700 mg *
Total Omega-3 Fatty Acids 140 mg *
EPA (eicosapentaenoic acid) as triglyceride (TG) 45 mg *
DHA (docosahexaenoic acid) as triglyceride (TG) 65 mg *
Bioavailability Excellent

Absorption Rating

  • Vitamin A (from cod liver oil) Good
  • Vitamin D(from cod liver oil) Good
  • Icelandic Cod Liver Oil Good
  • Total Omega-3 Fatty Acids Good
  • EPA (eicosapentaenoic acid) as triglyceride (TG) Good
  • DHA (docosahexaenoic acid) as triglyceride (TG) Good
Other Ingredients Excellent

Fillers & Additives

  • Gelatin
  • Glycerin
  • Purified Water
Efficacy Poor

Dosage Analysis

  • Vitamin A (from cod liver oil) 750 mcg RAE Effective
  • Vitamin D(from cod liver oil) 6.8 mcg Under-dosed
  • Icelandic Cod Liver Oil 700 mg Effective
  • Total Omega-3 Fatty Acids 140 mg Under-dosed
  • EPA (eicosapentaenoic acid) as triglyceride (TG) 45 mg Under-dosed
  • DHA (docosahexaenoic acid) as triglyceride (TG) 65 mg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Calories 5
Total Fat 0.5 g <1%†
Vitamin A (from cod liver oil) 750 mcg RAE 83%
Vitamin D(from cod liver oil) 6.8 mcg 34%
Icelandic Cod Liver Oil 700 mg *
Total Omega-3 Fatty Acids 140 mg *
EPA (eicosapentaenoic acid) as triglyceride (TG) 45 mg *
DHA (docosahexaenoic acid) as triglyceride (TG) 65 mg *

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Gelatin Safe

Forms the capsule shell that holds the supplement contents.

Glycerin Safe

Retains moisture and helps dissolve ingredients in softgels and liquids.

Purified Water Safe

Dissolves and carries water-soluble ingredients.

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$6$5$4$3$2 Mar 12 $4.00
iHerb

Prices shown at time of last check. Click a retailer to see current price. GoodSupp is not affiliated with any retailer.

Brand Trust Report
Swanson

Founded 1969 · Fargo, North Dakota, United States · 994 products · swansonvitamins.com

Certifications

6 certifications
Consumerlab Verified
Nsf Gmp Verified Source
Fda Gmp Inspections Verified Source
Npa Gmp Verified Source
Usda Organic Verified Source
Vegan Certified Verified Source

Transparency

4 claims
Third Party Testing Claim — Verified Source
Coa Availability — Claimed Source
In House Testing — Verified Source

Violation History

6 incidents
Recall Vitamin B12 Methylcobalamin High Absorption2022-03-04Source
Lawsuit Website not accessible to blind individuals, violating the Americans with Disabilities Act (ADA).2019Source
Prop 65 Lead2015-11-03Source
Recall Swanson Premium Brand Full Spectrum Cilantro (Coriander)2014-04-04Source
Recall Swanson Organic Celery Seed (Whole)2011-12-16Source
Fda Warning Products contained an unauthorized drug (lovastatin) and were marketed with claims to treat high cholesterol, rendering them unapproved new drugs.2007-08-08Source
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Frequently Asked Questions
Is Swanson Cod Liver Oil, 30 Softgels a good supplement?

Swanson Cod Liver Oil, 30 Softgels received a product quality score of 83/100 in GoodSupp's independent analysis, indicating strong overall quality. The product contains 8 active ingredients All 3 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 90/100 with 6 verified certifications including Consumerlab, Nsf Gmp, Fda Gmp Inspections, Npa Gmp.

What are the ingredients in Swanson Cod Liver Oil, 30 Softgels?

Swanson Cod Liver Oil, 30 Softgels contains 8 active ingredients: Calories (5), Total Fat (0.5 g), Vitamin A (from cod liver oil) (750 mcg RAE), Vitamin D(from cod liver oil) (6.8 mcg), Icelandic Cod Liver Oil (700 mg), Total Omega-3 Fatty Acids (140 mg), and 2 more. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Swanson Cod Liver Oil, 30 Softgels safe to take?

Swanson Cod Liver Oil, 30 Softgels has been analyzed for ingredient safety across all its components. All 3 inactive ingredients — including capsule materials, fillers, and binders — are rated safe based on regulatory data and published safety research. This is a clean formulation with no controversial additives. 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 90/100 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 994 products in their lineup. They hold 6 verified certifications including Consumerlab, Nsf Gmp, Fda Gmp Inspections, Npa Gmp. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Swanson has 6 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. 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.