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Dr. Mercola Nattokinase, 2,000 FU supplement bottle
Dr. Mercola

Nattokinase, 2,000 FU 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
Nattokinase 2,000 FU *
Bioavailability Excellent

Absorption Rating

  • Nattokinase Good
Other Ingredients Excellent

Fillers & Additives

  • Hypromellose
  • Rice Bran
  • Rice Flour
  • Gellan Gum
Efficacy Excellent

Dosage Analysis

  • Nattokinase 2,000 FU Effective

Supplement Facts

Ingredient Amount % Daily Value
Nattokinase 2,000 FU *

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Hypromellose Safe

Forms vegetarian capsule shells. Dissolves easily in the stomach.

Rice Bran Safe

Natural filler and source of fiber.

Rice Flour Safe

Natural bulking agent to fill capsule space. Hypoallergenic.

Gellan Gum Safe

Creates gel structure in certain supplement forms.

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 Nattokinase, 2 a good supplement?

Dr. Mercola Nattokinase, 2,000 FU 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 60 servings per container. All 4 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 86/100.

What are the ingredients in Dr. Mercola Nattokinase, 2?

Dr. Mercola Nattokinase, 2 contains 1 active ingredients: Nattokinase (2,000 FU). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Dr. Mercola Nattokinase, 2 safe to take?

GoodSupp reviewed the inactive-ingredient data available for Dr. Mercola Nattokinase, 2,000 FU. All 4 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 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.