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Dr. Mercola Astaxanthin, 4 mg supplement bottle
Dr. Mercola

Astaxanthin, 4 mg Review

What We Researched
1 active ingredient analyzed · 4 inactive ingredients decoded · 6 brand certifications checked · Page generated: Sep 2026
100
Product Score Excellent
86
Brand Score Good

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
Organic Astaxanthin (from Haematococcus pluvialis) Extract 4 mg *
Bioavailability Excellent

Absorption Rating

  • Organic Astaxanthin (from Haematococcus pluvialis) Extract Good
Other Ingredients Excellent

Fillers & Additives

  • Organic Olive Oil
  • Capsule (Fish Gelatin)
  • Mixed tocopherols (from sunflower)
  • Organic rosemary leaf extract
Efficacy Excellent

Dosage Analysis

  • Organic Astaxanthin (from Haematococcus pluvialis) Extract 4 mg Effective

Supplement Facts

Ingredient Amount % Daily Value
Organic Astaxanthin (from Haematococcus pluvialis) Extract 4 mg *

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Organic Olive Oil Safe

It is used as a solvent or carrier.

Capsule (Fish Gelatin) Generally_safe

It provides a convenient and easily swallowable dosage form for supplements.

Mixed tocopherols (from sunflower) Unknown
Organic rosemary leaf extract Unknown
Brand Trust Report
Dr. Mercola

Founded 1997 · Cape Coral, Florida, USA · 319 products · mercola.com/

Certifications

6 certifications
Consumerlab Source available Primary evidence
Nsf Gmp Source available Primary evidence
Usda Organic Source available Primary evidence
Fda Gmp Inspections Source available Primary evidence
NSF Certified for Sport Supporting evidence unavailable
NSF Contents Certified Supporting evidence unavailable

Transparency

3 claims
Third Party Testing Claim — Verified Evidence available Evidence
Contains Proprietary Blend — True Brand claim; evidence unavailable

Violation History

8 incidents
Prop 65 Lead2025-04-18 Source available Primary source
Lawsuit Wrongful termination and breach of a severance contract by the former CEO.2024 Source available Primary source
Fda Warning Unapproved and misbranded products related to Coronavirus Disease 2019 (COVID-19).2021-02-18 Source available Primary source
Lawsuit False and unsupported claims that its indoor tanning systems are safe and do not increase the risk of skin cancer.2016 Source available Primary source
Fda Warning Illegal marketing of a medical device.2011-01-01 Source available Primary source
Fda Warning Illegal drug claims for various supplements.2006-01-01 Source available Primary source
Fda Warning Illegal drug claims for various supplements.2005-01-01 Source available Primary source
Fda Warning Letter FDA Warning Letter Source available Primary source
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Frequently Asked Questions
Is Dr. Mercola Astaxanthin, 4 mg a good supplement?

Dr. Mercola Astaxanthin, 4 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 with 30 servings per container. Of the 4 inactive ingredients, 2 are rated safe and 0 ingredients are flagged for review. The manufacturer, Dr. Mercola, holds a brand trust score of 86/100.

What are the ingredients in Dr. Mercola Astaxanthin, 4 mg?

Dr. Mercola Astaxanthin, 4 mg contains 1 active ingredients: Organic Astaxanthin (from Haematococcus pluvialis) Extract (4 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Dr. Mercola Astaxanthin, 4 mg safe to take?

GoodSupp reviewed the inactive-ingredient data available for Dr. Mercola Astaxanthin, 4 mg. 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 Dr. Mercola a trustworthy supplement brand?

Dr. Mercola receives a brand trust score of 86/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1997 and headquartered in Cape Coral, Florida, USA, the company offers 319 products in their lineup. Note: Dr. Mercola has 8 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.