Grade: C

MEDIUM RISK

fuel:one

Item: fuel:one
Rating: 50
Author: SupplementChecker

The fuel:one trust score is 50/100, which is a Grade C, indicating a MEDIUM risk level. Fuel:one does not appear to conduct third-party testing on its supplements. Consumers should be aware of this when considering fuel:one products.

fuel:one Trust Summary

Trust Score: 50/100 (Fair)
Grade: C
Risk Level: MEDIUM
Third-Party Tested: No
FDA Recalls: 0
Adverse Events: 0

fuel:one has a trust score of 50/100 (Fair). The brand is not third-party tested by NSF, USP, or Informed Sport, has no FDA recalls on record and no adverse event reports.

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Red Flags

⚠No third-party testing certifications found
⚠No GMP certification visible

Verified Strengths

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

Certifications

No certifications on record. This brand has not demonstrated GMP compliance or third-party testing verification.

FDA Record

FDA Warning Letters

Recalls

Adverse Reports

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

Is fuel:one Third-Party Tested?

No — fuel:one is not currently third-party tested by independent certifiers like NSF, USP, or Informed Sport. No GMP certification was found on record either. 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 fuel:one a Good Brand?

fuel:one scores 50/100 (C) — this is a below-average score. We recommend considering brands with third-party certifications like NSF or USP. fuel:one has a clean FDA record with no warnings or recalls. The brand does not currently hold third-party testing certifications.

About fuel:one

fuel:one is a US-based supplement brand operating independently. The founding date is unknown. They offer products in the specialty supplement category.

Product Specialization

fuel:one specializes in specialty supplements. Specific product types are not specified.

Testing & Certifications Explained

fuel:one does not have any visible third-party testing certifications. This means there is no readily available independent verification of their products' ingredients or quality. Consumers must rely solely on the brand's claims without external validation. The question of "is fuel:one third-party tested?" is therefore answered negatively.

How fuel:one Compares

Compared to brands like Klean Athlete (Trust Score 85) and Garden of Life (Trust Score 78), which invest heavily in third-party certifications, fuel:one's trust score of 50 is considerably lower. Another competitor, NOW Foods (Trust Score 65), also demonstrates a stronger commitment to testing and transparency than fuel:one.

Buying Guidance

Given fuel:one's Trust Score and lack of third-party testing, consumers should exercise caution. Purchase from reputable retailers and carefully examine product labels. Consider brands with higher trust scores and visible third-party certifications for greater assurance of product quality.

Frequently Asked Questions

Has fuel:one had any recalls?

No — as of 2026, fuel:one has zero FDA product recalls on record. They maintain a clean FDA record with no warning letters or significant adverse event reports. fuel:one received a trust score of 50/100 from SupplementChecker.

Are fuel:one supplements third-party tested?

No — fuel:one supplements are not currently third-party tested by independent certifiers like NSF, USP, or Informed Sport. No independent testing or GMP certification was found on record.

Is fuel:one safe?

fuel:one received a trust score of 50/100 (grade: C, 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 fuel:one a good brand?

fuel:one scores 50/100 (grade: C) — 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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