Dr. Mercola Organic Spirulina, 120 Tablets supplement bottle
Dr. Mercola

Organic Spirulina, 120 Tablets

What We Researched
8 active ingredients analyzed · 1 inactive ingredient decoded · 4 brand certifications checked · 2 retailers compared · Last updated: Mar 2026
78
Product Score Fair
81
Brand Score Good

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Vitamin A [(as Beta Carotene) from Organic Spirulina Powder] 230 mcg 26%
Iron 1 mg 6%
Organic Spirulina Powder 2,000 mg **
Phycocyanin 280 mg **
Chlorophyll 22 mg **
Carotenoids 7.2 mg **
Bioavailability Very Good

Absorption Rating

  • Vitamin A [(as Beta Carotene) from Organic Spirulina Powder] Fair
  • Iron Fair
  • Organic Spirulina Powder Good
  • Phycocyanin Good
  • Chlorophyll Fair
  • Carotenoids Good
Other Ingredients Excellent

Fillers & Additives

  • Silicon Dioxide
Efficacy Fair

Dosage Analysis

  • Vitamin A [(as Beta Carotene) from Organic Spirulina Powder] 230 mcg Under-dosed
  • Iron 1 mg Under-dosed
  • Organic Spirulina Powder 2,000 mg Effective
  • Phycocyanin 280 mg Effective
  • Chlorophyll 22 mg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Calories 10
Protein 1 g 2%*
Vitamin A [(as Beta Carotene) from Organic Spirulina Powder] 230 mcg 26%
Iron 1 mg 6%
Organic Spirulina Powder 2,000 mg **
Phycocyanin 280 mg **
Chlorophyll 22 mg **
Carotenoids 7.2 mg **

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Silicon Dioxide Safe

Prevents clumping and ensures consistent dosing.

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$25$24$23$22$21 Mar 12 $23.00
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
Dr. Mercola

Founded 1997 · Cape Coral, Florida, USA · 209 products · mercola.com/

Certifications

4 certifications
Consumerlab Verified Source
Nsf Gmp Verified Source
Usda Organic Verified Source
Fda Gmp Inspections Verified Source

Transparency

2 claims
Third Party Testing Claim — Verified Source

Violation History

7 incidents
Prop 65 Lead2025-04-18Source
Lawsuit Wrongful termination and breach of a severance contract by the former CEO.2024Source
Fda Warning Unapproved and misbranded products related to Coronavirus Disease 2019 (COVID-19).2021-02-18Source
Lawsuit False and unsupported claims that its indoor tanning systems are safe and do not increase the risk of skin cancer.2016Source
Fda Warning Illegal marketing of a medical device.2011-01-01Source
Fda Warning Illegal drug claims for various supplements.2006-01-01Source
Fda Warning Illegal drug claims for various supplements.2005-01-01Source
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Frequently Asked Questions
Is Dr. Mercola Organic Spirulina, 120 Tablets a good supplement?

Dr. Mercola Organic Spirulina, 120 Tablets received a product quality score of 78/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 8 active ingredients with 30 servings per container. All 1 inactive ingredients (fillers, binders, capsule materials) are rated safe — a clean formulation with no flagged additives. The manufacturer, Dr. Mercola, holds a brand trust score of 81/100 with 4 verified certifications including Consumerlab, Nsf Gmp, Usda Organic, Fda Gmp Inspections.

What are the ingredients in Dr. Mercola Organic Spirulina, 120 Tablets?

Dr. Mercola Organic Spirulina, 120 Tablets contains 8 active ingredients: Calories (10), Protein (1 g), Vitamin A [(as Beta Carotene) from Organic Spirulina Powder] (230 mcg), Iron (1 mg), Organic Spirulina Powder (2,000 mg), Phycocyanin (280 mg), and 2 more. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Dr. Mercola Organic Spirulina, 120 Tablets safe to take?

Dr. Mercola Organic Spirulina, 120 Tablets has been analyzed for ingredient safety across all its components. All 1 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 Dr. Mercola a trustworthy supplement brand?

Dr. Mercola receives a brand trust score of 81/100 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 209 products in their lineup. They hold 4 verified certifications including Consumerlab, Nsf Gmp, Usda Organic, Fda Gmp Inspections. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Dr. Mercola has 7 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.