Grade: C

MEDIUM RISK

Thorne NSF Certified for Sport

Item: Thorne NSF Certified for Sport
Rating: 50
Author: SupplementChecker

https://www.thorne.com

Thorne NSF Certified for Sport has a SupplementChecker.co trust score of 50/100, a Grade C, indicating a MEDIUM risk level. Notably, no third-party testing certifications were found in our research. This raises questions about whether Thorne NSF Certified for Sport is third-party tested to verify ingredient purity and label accuracy.

Thorne NSF Certified for Sport Trust Summary

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

Thorne NSF Certified for Sport 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 Thorne NSF Certified for Sport Third-Party Tested?

No — Thorne NSF Certified for Sport 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 Thorne NSF Certified for Sport a Good Brand?

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

About Thorne NSF Certified for Sport

Thorne NSF Certified for Sport is a US-based brand operating independently. The founding date is unknown. They produce supplements in the sports nutrition and vitamin categories. Thorne NSF Certified for Sport aims to provide products for athletes and health-conscious individuals.

Product Specialization

Thorne NSF Certified for Sport specializes in sports nutrition and vitamins. Their product range includes various vitamins, minerals, and supplements designed to support athletic performance and overall health. Specific product types include multivitamins, protein powders, and performance enhancers.

Testing & Certifications Explained

Currently, SupplementChecker.co has no third-party certifications on record for Thorne NSF Certified for Sport. This means we have not found evidence of independent organizations verifying the quality, purity, and potency of their products. Consumers should be aware that the absence of these certifications makes it more challenging to confirm label claims and ensure product safety.

How Thorne NSF Certified for Sport Compares

Compared to competitors like Klean Athlete (trust score 75/100) and Garden of Life (trust score 68/100), Thorne NSF Certified for Sport's trust score is lower. Klean Athlete distinguishes itself with comprehensive NSF Certified for Sport certification, while Garden of Life has several certifications, including USDA Organic and Non-GMO Project Verified. These brands demonstrate a stronger commitment to third-party testing and transparency.

Buying Guidance

Given the absence of third-party certifications, consumers should exercise caution when purchasing Thorne NSF Certified for Sport products. Purchase directly from the manufacturer or authorized retailers to minimize the risk of counterfeit products. Carefully examine product labels and consider seeking advice from a healthcare professional before use. Always consider Thorne NSF Certified for Sport reviews from multiple sources.

Frequently Asked Questions

Has Thorne NSF Certified for Sport had any recalls?

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

Are Thorne NSF Certified for Sport supplements third-party tested?

No — Thorne NSF Certified for Sport 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 Thorne NSF Certified for Sport safe?

Thorne NSF Certified for Sport 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 Thorne NSF Certified for Sport a good brand?

Thorne NSF Certified for Sport 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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