Allergy Research Group QuatreActiv Folate 833 mcg supplement bottle
Allergy Research Group

QuatreActiv Folate 833 mcg Review

What We Researched
· 3 inactive ingredients decoded · 2 brand certifications checked · Last updated: Aug 2026
93
Product Score Excellent
83
Brand Score Good

Two independent scores — the product and the brand behind it, never blended into one number. See our methodology.

Product Analysis

Transparency Fair

Supplement Facts

No supplement facts data available.

Bioavailability N/A

Absorption Rating

No ingredient forms matched our reference database.

Other Ingredients Excellent

Fillers & Additives

  • Hydroxypropyl Methylcellulose
  • Microcrystalline Cellulose
  • L-Leucine
Efficacy N/A

Dosage Analysis

Dosage data not available for assessment.

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Hydroxypropyl Methylcellulose Safe

It is used as a coating for tablets and capsules.

Microcrystalline Cellulose Safe

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

L-Leucine Safe

It is included for its potential muscle-building and recovery benefits.

Brand Trust Report
Allergy Research Group

Founded 1979 · Salt Lake City, Utah, United States · 374 products · allergyresearchgroup.com

Certifications

2 certifications
Consumerlab Verified Source
NSF Certified Verified

Transparency

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

Violation History

1 incident
Prop 65 Lead2011-01-14Source
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Frequently Asked Questions
Is Allergy Research Group QuatreActiv Folate 833 mcg a good supplement?

Allergy Research Group QuatreActiv Folate 833 mcg received a product quality score of 93/100 in GoodSupp's independent analysis, placing it in the top tier of supplements we've analyzed. with 90 servings per container. All 3 inactive ingredients (fillers, binders, capsule materials) are rated safe — a clean formulation with no flagged additives. The manufacturer, Allergy Research Group, holds a brand trust score of 83/100 with 2 verified certifications including Consumerlab, NSF Certified.

Is Allergy Research Group QuatreActiv Folate 833 mcg safe to take?

Allergy Research Group QuatreActiv Folate 833 mcg has been analyzed for ingredient safety across all its components. All 3 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 Allergy Research Group a trustworthy supplement brand?

Allergy Research Group receives a brand trust score of 83/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1979 and headquartered in Salt Lake City, Utah, United States, the company offers 374 products in their lineup. They hold 2 verified certifications including Consumerlab, NSF Certified. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Allergy Research Group has 1 historical regulatory incident 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.