Grade: C

MEDIUM RISK

Zoi Research

Item: Zoi Research
Rating: 50
Author: SupplementChecker

Zoi Research has a SupplementChecker.co trust score of 50/100, which translates to a grade of C and a MEDIUM risk level. Notably, there's no evidence Zoi Research is third-party tested for ingredient purity or potency. This lack of independent verification is a key factor for consumers to consider when evaluating if Zoi Research is a good brand.

Zoi Research Trust Summary

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

Zoi Research 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 Zoi Research Third-Party Tested?

No — Zoi Research 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 Zoi Research a Good Brand?

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

About Zoi Research

Zoi Research is a US-based supplement brand operating independently. The founding date is unknown. They offer a range of specialty supplements.

Product Specialization

Zoi Research specializes in specialty supplements. Specific product types are not widely known.

Testing & Certifications Explained

Zoi Research does not appear to have any third-party certifications to verify the purity, potency, or safety of their products. This means that no independent organization has audited their manufacturing processes or tested their supplements to ensure they meet label claims and are free from contaminants. Consumers must rely solely on the brand's own assurances regarding product quality.

How Zoi Research Compares

Compared to other brands in the specialty supplement category, Zoi Research's trust score of 50/100 falls in the middle range. For example, a brand like Thorne Research (trust score above 90) has extensive third-party testing and certifications. Other competitors like NOW Foods (trust score around 70) also have more visible GMP certifications and testing programs. This makes Zoi Research less trustworthy than some of its direct competitors.

Buying Guidance

Given Zoi Research's lack of third-party testing, consumers should exercise caution. Purchase directly from the manufacturer or authorized retailers to minimize the risk of counterfeit products. Closely examine product labels and consider contacting Zoi Research directly to request additional information about their quality control processes before making a purchase. Look for Zoi Research reviews from multiple sources.

Frequently Asked Questions

Has Zoi Research had any recalls?

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

Are Zoi Research supplements third-party tested?

No — Zoi Research 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 Zoi Research safe?

Zoi Research 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 Zoi Research a good brand?

Zoi Research 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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