Grade: B

MEDIUM RISK

Nutrex Research

Item: Nutrex Research
Rating: 60
Author: SupplementChecker

https://www.nutrex.com Est. 2002 (24 years)

Nutrex Research has a SupplementChecker.co trust score of 60/100, a grade of B, indicating a MEDIUM risk level. Nutrex Research is GMP Certified but does not appear to conduct third-party testing on its supplements. Consumers concerned about independent verification should consider this when evaluating the brand.

Nutrex Research Trust Summary

Trust Score: 60/100 (Above Average)
Grade: B
Risk Level: MEDIUM
Third-Party Tested: No
FDA Recalls: 0
Adverse Events: 5
Years in Business: 24 years
GMP Certified: Yes

Nutrex Research has a trust score of 60/100 (Above Average). The brand is not third-party tested by NSF, USP, or Informed Sport, has no FDA recalls on record and 5 adverse event reports and has been in business for 24 years.

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Red Flags

⚠No third-party testing certifications found

Verified Strengths

✓Established brand — operating since 2002 (24 years)

Certifications

GMP Certified

GMP certification ensures manufacturing quality standards are met, but does not verify that product contents match the label through independent testing. Look for NSF, USP, or Informed Sport certifications for third-party verified products.

FDA Record

FDA Warning Letters

Recalls

Adverse Reports

Is Nutrex Research Third-Party Tested?

No — Nutrex Research is not currently third-party tested by independent certifiers like NSF, USP, or Informed Sport. They do hold GMP certification, which ensures manufacturing quality but does not independently verify product contents. We recommend looking for brands with verified third-party testing for the highest confidence in product quality. See our guide to third-party tested supplements.

Is Nutrex Research a Good Brand?

Nutrex Research scores 60/100 (B) — this is an average score. There may be room for improvement in testing transparency or certifications. Nutrex Research has a clean FDA record with no warnings or recalls. The brand does not currently hold third-party testing certifications.

About Nutrex Research

Nutrex Research is a supplement company founded in 2002 and headquartered in the US. Operating as an independent company, Nutrex Research develops and markets a range of sports nutrition and dietary supplements. They are an established brand with over two decades in the industry.

Product Specialization

Nutrex Research specializes in sports nutrition supplements, primarily focusing on pre-workout formulas, protein powders, and fat burners. They offer a variety of products within these categories, catering to athletes and fitness enthusiasts.

Testing & Certifications Explained

Nutrex Research is GMP Certified, which means they adhere to Good Manufacturing Practices set by regulatory bodies. However, Nutrex Research does not appear to provide third-party testing certifications for its products. This means that independent labs are not verifying the contents and purity of their supplements. Consumers seeking independently verified supplements should be aware of this.

How Nutrex Research Compares

Compared to brands like Transparent Labs (trust score 92/100) and Klean Athlete (trust score 88/100), which both utilize extensive third-party testing, Nutrex Research's trust score of 60/100 is lower. Optimum Nutrition, another competitor in the protein and pre-workout space, has a trust score of 75/100 and provides some level of third-party testing on certain products. Consumers often consult Nutrex Research reviews to compare experiences.

Buying Guidance

Given that Nutrex Research does not appear to conduct third-party testing, consumers should purchase from reputable retailers and carefully examine product labels. Look for batch numbers and expiration dates, and consider contacting Nutrex Research directly for more information about their quality control processes. If you are concerned about the lack of independent verification, consider third-party tested supplements from brands with higher trust scores.

Frequently Asked Questions

Has Nutrex Research had any recalls?

No — as of 2026, Nutrex Research has zero FDA product recalls on record. Nutrex Research received a trust score of 60/100 from SupplementChecker.

Are Nutrex Research supplements third-party tested?

No — Nutrex Research supplements are not currently third-party tested by independent certifiers like NSF, USP, or Informed Sport. They do have GMP (Good Manufacturing Practice) certification, which ensures manufacturing quality but does not independently verify product contents.

Is Nutrex Research safe?

Nutrex Research received a trust score of 60/100 (grade: B, risk level: MEDIUM). This score is calculated from FDA records, third-party certifications, adverse event reports, and transparency practices. No FDA warnings or recalls are on record.

Is Nutrex Research a good brand?

Nutrex Research scores 60/100 (grade: B) — this is an average score. There may be room for improvement in testing transparency or certifications. They do not currently hold third-party testing certifications like NSF, USP, or Informed Sport. No FDA warnings or recalls found.

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How We Calculated This Score

Every brand starts with a baseline score of 70/100.

Points added for: Third-party certifications (NSF +15, USP +15, Informed Sport +10), publishing lab results (+10), clean regulatory record (+10), 10+ years in business (+10), organic certification (+5).

Points deducted for: FDA warning letters (-25), product recalls (-20), high adverse events (-15), no third-party testing (-15), proprietary blends (-10), no GMP (-10).

Score is capped at 0-100. Grade and risk level are derived from the final score.

All data sourced from FDA.gov, Health Canada (LNHPD / recalls-rappels), NSF.org, USP.org, and publicly available brand information. Last updated: 4/9/2026.

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