Grade: B+

MEDIUM RISK

Gnarly Nutrition

Item: Gnarly Nutrition
Rating: 70
Author: SupplementChecker

https://www.gognarly.com Est. 2013 (13 years)

Gnarly Nutrition has a SupplementChecker.co trust score of 70/100, a grade of B+, indicating MEDIUM risk. Gnarly Nutrition is GMP Certified, but it is not clear whether Gnarly Nutrition is third-party tested for purity and potency. Consumers should carefully evaluate Gnarly Nutrition reviews and consider the brand's transparency practices before purchasing.

Gnarly Nutrition Trust Summary

Trust Score: 70/100 (Good)
Grade: B+
Risk Level: MEDIUM
Third-Party Tested: No
FDA Recalls: 0
Adverse Events: 0
Years in Business: 13 years
GMP Certified: Yes

Gnarly Nutrition has a trust score of 70/100 (Good). The brand is not third-party tested by NSF, USP, or Informed Sport, has no FDA recalls on record and no adverse event reports and has been in business for 13 years.

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Red Flags

⚠No third-party testing certifications found

Verified Strengths

✓Established brand — operating since 2013 (13 years)
✓Clean FDA record — no warnings, recalls, or significant adverse events

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

Clean record — no FDA warnings, recalls, or significant adverse events.

Is Gnarly Nutrition Third-Party Tested?

No — Gnarly Nutrition 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 Gnarly Nutrition a Good Brand?

Gnarly Nutrition scores 70/100 (B+) — this is an average score. There may be room for improvement in testing transparency or certifications. Gnarly Nutrition has a clean FDA record with no warnings or recalls. The brand does not currently hold third-party testing certifications.

About Gnarly Nutrition

Gnarly Nutrition is an independent supplement brand founded in 2013. The company is headquartered in the US. Gnarly Nutrition aims to provide athletes and active individuals with supplements to support performance and recovery.

Product Specialization

Gnarly Nutrition focuses on sports nutrition supplements, including protein powders, pre-workout formulas, and BCAAs. Their product line is designed to support athletic performance, muscle recovery, and overall wellness.

Testing & Certifications Explained

Gnarly Nutrition is GMP Certified, meaning their manufacturing processes meet certain quality standards. However, the brand does not appear to have any third-party testing certifications. This means that independent labs are not verifying the contents of Gnarly Nutrition products for purity, potency, and absence of contaminants. Consumers seeking third-party tested supplements should look for certifications like Informed Sport or NSF Certified for Sport.

How Gnarly Nutrition Compares

Compared to competitors like Klean Athlete (trust score 85/100, NSF Certified for Sport) and Transparent Labs (trust score 92/100, third-party tested), Gnarly Nutrition's trust score is lower, primarily due to the lack of third-party testing. Another competitor, Optimum Nutrition (trust score 65/100), also lacks comprehensive third-party testing. Consumers should compare certifications when evaluating supplement brands.

Buying Guidance

Gnarly Nutrition products are available online and in select retail stores. Before purchasing, consumers should carefully review the ingredient list and consider the lack of third-party testing. Look for batch-specific information or any available lab reports to verify product quality. Consumers should research "Gnarly Nutrition reviews" to get a sense of other customers' experiences.

Frequently Asked Questions

Has Gnarly Nutrition had any recalls?

No — as of 2026, Gnarly Nutrition has zero FDA product recalls on record. They maintain a clean FDA record with no warning letters or significant adverse event reports. Gnarly Nutrition received a trust score of 70/100 from SupplementChecker.

Are Gnarly Nutrition supplements third-party tested?

No — Gnarly Nutrition 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 Gnarly Nutrition safe?

Gnarly Nutrition received a trust score of 70/100 (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 Gnarly Nutrition a good brand?

Gnarly Nutrition scores 70/100 (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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