Grade: C

MEDIUM RISK

Amazon Thunder

Item: Amazon Thunder
Rating: 50
Author: SupplementChecker

Amazon Thunder has a Trust Score of 50/100, which is a Grade C, indicating a MEDIUM risk level. Notably, there's no evidence of third-party testing certifications for Amazon Thunder products. This is a key factor for consumers evaluating if Amazon Thunder is a good brand and whether its products meet expected quality standards.

Amazon Thunder Trust Summary

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

Amazon Thunder 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.

Where to Buy Amazon Thunder

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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 Amazon Thunder Third-Party Tested?

No — Amazon Thunder 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 Amazon Thunder a Good Brand?

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

About Amazon Thunder

Amazon Thunder is an independent supplement brand operating in the US. The founding date is unknown. They produce supplements in the herbal category.

Product Specialization

Amazon Thunder specializes in herbal supplements. Specific product types are not detailed, but the brand focuses on providing herbal remedies.

Testing & Certifications Explained

Amazon Thunder does not appear to have any third-party testing certifications. This means that independent organizations are not verifying the quality, purity, or potency of their products. For consumers, this lack of certification increases the risk that the product may not contain the ingredients listed on the label or may contain contaminants. The absence of GMP certification is also a concern.

How Amazon Thunder Compares

Compared to other brands in the herbal supplement category, Amazon Thunder's Trust Score of 50/100 is relatively low. For example, a brand like Gaia Herbs, which often pursues certifications like NSF or USP, typically scores higher. Similarly, Oregon's Wild Harvest, while also focused on herbal supplements, may have more visible quality control measures. Consumers should compare Amazon Thunder reviews and trust scores against competitors to make informed decisions.

Buying Guidance

Given the lack of third-party testing and ingredient sourcing transparency, consumers should exercise caution when considering Amazon Thunder products. Purchase from reputable retailers and carefully examine product labels. Look for any available Amazon Thunder reviews from independent sources to gauge other users' experiences.

Frequently Asked Questions

Has Amazon Thunder had any recalls?

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

Are Amazon Thunder supplements third-party tested?

No — Amazon Thunder 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 Amazon Thunder safe?

Amazon Thunder 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 Amazon Thunder a good brand?

Amazon Thunder 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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