Grade: D

HIGH RISK

GNC Pro Performance

Item: GNC Pro Performance
Rating: 40
Author: SupplementChecker

Part of GNC/Harbin Pharmaceutical

https://www.gnc.com

GNC Pro Performance has a SupplementChecker.co trust score of 40/100, which is a Grade D and indicates a HIGH risk level. GNC Pro Performance does not appear to provide third-party tested supplements. Consumers should be aware of the brand's elevated FDA adverse event reports.

GNC Pro Performance Trust Summary

Trust Score: 40/100 (Below Average)
Grade: D
Risk Level: HIGH
Third-Party Tested: No
FDA Recalls: 0
Adverse Events: 49
GMP Certified: Yes

GNC Pro Performance has a trust score of 40/100 (Below Average). The brand is not third-party tested by NSF, USP, or Informed Sport, has no FDA recalls on record and 49 adverse event reports.

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Red Flags

⚠Elevated FDA adverse event reports (49)
⚠No third-party testing certifications found

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 GNC Pro Performance Third-Party Tested?

No — GNC Pro Performance 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 GNC Pro Performance a Good Brand?

GNC Pro Performance scores 40/100 (D) — this is a below-average score. We recommend considering brands with third-party certifications like NSF or USP. GNC Pro Performance has a clean FDA record with no warnings or recalls. The brand does not currently hold third-party testing certifications.

About GNC Pro Performance

GNC Pro Performance is a sports supplement brand owned by GNC/Harbin Pharmaceutical. The brand's founding date is unknown. GNC Pro Performance offers a range of products aimed at athletes and fitness enthusiasts.

Product Specialization

GNC Pro Performance focuses on popular supplement categories such as protein, pre-workout, and creatine. They offer various protein powders, pre-workout formulas designed for energy and focus, and creatine supplements for muscle support.

Testing & Certifications Explained

GNC Pro Performance is GMP Certified, indicating that the brand adheres to Good Manufacturing Practices. However, GNC Pro Performance is not third-party tested. This means an independent organization does not verify the ingredients and dosages listed on the label. Consumers seeking independently verified supplements should look for brands that undergo rigorous third-party testing.

How GNC Pro Performance Compares

Compared to competitors like Klean Athlete (trust score 92/100) and NOW Foods (trust score 88/100), which both offer third-party tested supplements, GNC Pro Performance's trust score is considerably lower. Optimum Nutrition, another major player in the protein and supplement market, has a trust score of 65/100 and also lacks comprehensive third-party testing. This highlights a range of approaches to quality and transparency within the supplement industry.

Buying Guidance

Given the "GNC Pro Performance trust score" and lack of third-party testing, consumers should carefully evaluate whether "GNC Pro Performance is a good brand" for their needs. Purchase from reputable retailers and check for any available GNC Pro Performance reviews. Consumers should consult with a healthcare professional before using any new supplement.

Frequently Asked Questions

Has GNC Pro Performance had any recalls?

No — as of 2026, GNC Pro Performance has zero FDA product recalls on record. GNC Pro Performance received a trust score of 40/100 from SupplementChecker.

Are GNC Pro Performance supplements third-party tested?

No — GNC Pro Performance 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 GNC Pro Performance safe?

GNC Pro Performance received a trust score of 40/100 (grade: D, risk level: HIGH). 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 GNC Pro Performance a good brand?

GNC Pro Performance scores 40/100 (grade: D) — this is below average. We recommend looking for brands with third-party certifications like NSF or USP. 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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