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Natural Factors BioPQQ Pyrroloquinoline Quinone 20 mg supplement bottle
Natural Factors

BioPQQ Pyrroloquinoline Quinone 20 mg Review

What We Researched
2 active ingredients analyzed · 3 inactive ingredients decoded · 5 brand certifications checked · Page generated: Sep 2026
100
Product Score Excellent
100
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
BioPQQ® (pyrroloquinoline quinone disodium salt) 20 mg †
Providing pyrroloquinoline quinone 17.65 mg †
Bioavailability Excellent

Absorption Rating

  • BioPQQ® (pyrroloquinoline quinone disodium salt) Good
  • Providing pyrroloquinoline quinone Good
Other Ingredients Excellent

Fillers & Additives

  • Microcrystalline Cellulose
  • Vegetarian Capsule (Carbohydrate Gum [Cellulose], Purified Water)
  • Vegetable grade magnesium stearate (lubricant)
Efficacy Excellent

Dosage Analysis

  • BioPQQ® (pyrroloquinoline quinone disodium salt) 20 mg Effective
  • Providing pyrroloquinoline quinone 17.65 mg Effective

Supplement Facts

Ingredient Amount % Daily Value
BioPQQ® (pyrroloquinoline quinone disodium salt) 20 mg †
Providing pyrroloquinoline quinone 17.65 mg †

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Microcrystalline Cellulose Safe

Adds bulk to small-dose supplements to make tablets/capsules a manageable size.

Vegetarian Capsule (Carbohydrate Gum [Cellulose], Purified Water) Safe

It provides a vegetarian encapsulation option.

Vegetable grade magnesium stearate (lubricant) Unknown
Brand Trust Report
Natural Factors

Founded 1950 · Coquitlam, British Columbia, Canada · 832 products · naturalfactors.com

Certifications

5 certifications
B Corp Certified Source available Primary evidence
Usp Verified Source available Primary evidence
Fda Gmp Inspections Source available Primary evidence
Non Gmo Project Source available Primary evidence
Usda Organic Source available Primary evidence

Transparency

4 claims
Third Party Testing Claim — Verified Evidence available Evidence
Testing Lab Disclosure — Verified Evidence available Evidence
In House Testing — Verified Evidence available Evidence

Violation History

5 incidents
Prop 65 Lead2025-10-31 Source available Primary source
Recall Hi Potency B Complex, RevitalX, Super Multi® IRON FREE2024-07-19 Source available Primary source
Lawsuit Products labeled as containing glucosamine sulfate did not contain the ingredient.2021 Source available Primary source
Prop 65 Lead2016-01-13 Source available Primary source
Recall Natural Factors L-Arginine 500mg2006-04-05 Source available Primary source
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Frequently Asked Questions
Is Natural Factors BioPQQ Pyrroloquinoline Quinone 20 mg a good supplement?

Natural Factors BioPQQ Pyrroloquinoline Quinone 20 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 2 active ingredients Of the 3 inactive ingredients, 2 are rated safe and 0 ingredients are flagged for review. The manufacturer, Natural Factors, holds a brand trust score of 100/100.

What are the ingredients in Natural Factors BioPQQ Pyrroloquinoline Quinone 20 mg?

Natural Factors BioPQQ Pyrroloquinoline Quinone 20 mg contains 2 active ingredients: BioPQQ® (pyrroloquinoline quinone disodium salt) (20 mg), Providing pyrroloquinoline quinone (17.65 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Natural Factors BioPQQ Pyrroloquinoline Quinone 20 mg safe to take?

GoodSupp reviewed the inactive-ingredient data available for Natural Factors BioPQQ Pyrroloquinoline Quinone 20 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 Natural Factors a trustworthy supplement brand?

Natural Factors receives a brand trust score of 100/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1950 and headquartered in Coquitlam, British Columbia, Canada, the company offers 832 products in their lineup. Note: Natural Factors 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.