Grade: A

LOW RISK

DuelFuel

Item: DuelFuel
Rating: 85
Author: SupplementChecker

DuelFuel has a SupplementChecker trust score of 85/100, which is a Grade A and indicates a LOW risk level. DuelFuel claims to conduct third-party testing and is Informed Sport certified, with every batch being tested. This certification is a strong indicator of product quality and safety.

DuelFuel Trust Summary

Trust Score: 85/100 (Very Good)
Grade: A
Risk Level: LOW
Third-Party Tested: Yes (Informed Sport)
FDA Recalls: 0
Adverse Events: 0

DuelFuel has a trust score of 85/100 (Very Good). The brand is third-party tested by Informed Sport, has no FDA recalls on record and no adverse event reports.

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Red Flags

⚠No GMP certification visible

Verified Strengths

✓Informed Sport certified — every batch tested
✓Claims third-party testing
✓Clean FDA record — no warnings, recalls, or significant adverse events

Certifications

Informed SportThird-Party Tested

Third-party testing means an independent laboratory has verified this product's contents, purity, and potency match what's on the label.

FDA Record

FDA Warning Letters

Recalls

Adverse Reports

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

Is DuelFuel Third-Party Tested?

Yes — DuelFuel is Informed Sport certified. This means an independent laboratory has verified that the products' contents, purity, and potency match their label claims.

Is DuelFuel a Good Brand?

DuelFuel scores 85/100 (A) — this is an above-average score indicating a trustworthy brand. DuelFuel has a clean FDA record with no warnings or recalls. The brand holds third-party certifications (Informed Sport certified), which is a strong quality indicator.

About DuelFuel

DuelFuel is a sports nutrition brand operating independently in the US. The company's founding date is unknown. DuelFuel focuses on providing supplements to support athletic performance and overall wellness.

Product Specialization

DuelFuel specializes in sports nutrition supplements. While specific product types are not detailed, the brand likely offers a range of products such as protein powders, pre-workouts, and performance enhancers designed for athletes and active individuals.

Testing & Certifications Explained

DuelFuel is Informed Sport certified. This means that every batch of their products is tested for banned substances by a third-party laboratory. This certification is highly regarded in the sports nutrition industry and provides assurance to athletes and consumers that the products are free from contaminants and substances prohibited by sports organizations. This makes it more likely that DuelFuel is safe for consumption.

How DuelFuel Compares

Compared to brands like Transparent Labs (trust score 92/100) and Klean Athlete (trust score 88/100), DuelFuel's trust score of 85/100 is competitive. Transparent Labs distinguishes itself with full ingredient transparency and rigorous third-party testing, while Klean Athlete also boasts Informed Sport certification. DuelFuel's lack of published lab results puts it slightly behind these competitors in terms of transparency, even though DuelFuel claims to be third-party tested.

Buying Guidance

Given DuelFuel's Informed Sport certification and clean FDA record, it is likely that DuelFuel is a good brand. Consumers can purchase DuelFuel products from various online retailers. Always verify the Informed Sport logo on the product packaging to ensure the specific batch has been tested. Consumers should always consult a healthcare professional before starting any new supplement regimen.

Frequently Asked Questions

Has DuelFuel had any recalls?

No — as of 2026, DuelFuel has zero FDA product recalls on record. They maintain a clean FDA record with no warning letters or significant adverse event reports. DuelFuel received a trust score of 85/100 from SupplementChecker.

Are DuelFuel supplements third-party tested?

Yes — DuelFuel supplements are third-party tested. They hold the following certifications: Informed Sport. Third-party testing means an independent lab has verified the product's contents, purity, and potency match the label claims.

Is DuelFuel safe?

DuelFuel received a trust score of 85/100 (grade: A, risk level: LOW). 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 DuelFuel a good brand?

DuelFuel scores 85/100, which is an A grade — this is above average and indicates a trustworthy brand. They hold third-party certifications (Informed Sport certified), which is a strong indicator of product quality. 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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Quick Facts

Trust Score: 85/100
Grade: A
Risk Level: LOW
Third-Party Tested: Yes
FDA Recalls: 0
Adverse Reports: 0