Swanson Astaxanthin, 8 mg supplement bottle
Swanson

Astaxanthin, 8 mg Review

What We Researched
1 active ingredient analyzed · 13 inactive ingredients decoded · 6 brand certifications checked · Last updated: Aug 2026
100
Product Score Excellent
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 Excellent

Supplement Facts

IngredientAmount% DV
Astaxanthin [from natural astaxanthin complex (Supercritical CO2extract  of H. pluvialis algae)] 8 mg *
Bioavailability Excellent

Absorption Rating

  • Astaxanthin [from natural astaxanthin complex (Supercritical CO2extract  of H. pluvialis algae)] Good
Other Ingredients Excellent

Fillers & Additives

  • Gelatin
  • Medium Chain Triglycerides
  • Mixed Tocopherols
  • Carob
  • Olive Oil
  • Caramel Color
  • Glycerin
  • D-Alpha Tocopherol
  • Safflower Oil
  • Rosemary oil
  • Deionized Water
  • Water
  • Purified Water
Efficacy Excellent

Dosage Analysis

  • Astaxanthin [from natural astaxanthin complex (Supercritical CO2extract  of H. pluvialis algae)] 8 mg Effective

Supplement Facts

Ingredient Amount % Daily Value
Astaxanthin [from natural astaxanthin complex (Supercritical CO2extract  of H. pluvialis algae)] 8 mg *

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Gelatin Safe

Forms the capsule shell that holds the supplement contents.

Medium Chain Triglycerides Safe

Enhances absorption of fat-soluble vitamins.

Mixed Tocopherols Safe

Prevents oxidation and rancidity in oil-based supplements.

Carob Safe

It is used as a natural colorant or flavoring agent.

Olive Oil Safe

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

Caramel Color Generally_safe

It provides a brown color to the product.

Glycerin Safe

Retains moisture and helps dissolve ingredients in softgels and liquids.

D-Alpha Tocopherol Safe

Prevents oxidation and provides vitamin E.

Safflower Oil Safe

It is used as a carrier oil or source of fatty acids.

Rosemary oil Unknown
Deionized Water Safe

It is used as a solvent to dissolve ingredients.

Water Safe

Dissolves and carries water-soluble ingredients.

Purified Water Safe

Dissolves and carries water-soluble ingredients.

Brand Trust Report
Swanson

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

Certifications

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

Transparency

5 claims
Third Party Testing Claim — Verified Source
Coa Availability — Claimed Source
In House Testing — Verified Source
Testing Lab Disclosure — True
Contains Proprietary Blend — True

Violation History

5 incidents
Recall Vitamin B12 Methylcobalamin High Absorption2022-03-04Source
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 Astaxanthin, 8 mg a good supplement?

Swanson Astaxanthin, 8 mg received a product quality score of 100/100 in GoodSupp's independent analysis, placing it in the top tier of supplements we've analyzed. The product contains 1 active ingredients Of the 13 inactive ingredients, 11 are rated safe and 0 are flagged for review. The manufacturer, Swanson, holds a brand trust score of 97/100 with 6 verified certifications including Nsf Gmp, Fda Gmp Inspections, Npa Gmp, Usda Organic.

What are the ingredients in Swanson Astaxanthin, 8 mg?

Swanson Astaxanthin, 8 mg contains 1 active ingredients: Astaxanthin [from natural astaxanthin complex (Supercritical CO2extract  of H. pluvialis algae)] (8 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Swanson Astaxanthin, 8 mg safe to take?

Swanson Astaxanthin, 8 mg has been analyzed for ingredient safety across all its components. 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. They hold 6 verified certifications including Nsf Gmp, Fda Gmp Inspections, Npa Gmp, Usda Organic. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. 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.