Grade: C

MEDIUM RISK

zolt

Item: zolt
Rating: 50
Author: SupplementChecker

The zolt trust score is 50/100, which earns a grade of C and a risk level of MEDIUM. Zolt does not claim to offer third-party tested supplements. Consumers should consider this when evaluating if zolt is a good brand for their needs.

zolt Trust Summary

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

zolt 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 zolt Third-Party Tested?

No — zolt 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 zolt a Good Brand?

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

About zolt

Zolt is an independent US-based supplement brand operating in the specialty category. The company's founding date is unknown. Zolt's market position is not clearly defined, but it competes with other brands in the specialty supplement space.

Product Specialization

Zolt specializes in the specialty supplement category. Specific product types are not detailed, but the brand likely offers niche supplements targeting specific health needs.

Testing & Certifications Explained

Zolt does not appear to have any third-party testing certifications. This means that there is no independent organization verifying the quality, purity, or potency of their supplements. Consumers should be aware that the absence of certifications makes it more difficult to assess the true quality of zolt's products and whether zolt is third-party tested.

How zolt Compares

Compared to competitors like Thorne Research (Trust Score: 92) and Klean Athlete (Trust Score: 88), zolt's trust score is considerably lower. These competitors often have extensive third-party testing and certifications, providing greater assurance of product quality. Other brands like NOW Foods (Trust Score: 75) also exceed zolt's score. Consumers should compare zolt reviews with those of competitors.

Buying Guidance

Given zolt's trust score and lack of third-party testing, consumers should exercise caution. Purchase directly from zolt or authorized retailers to ensure authenticity. Carefully examine product labels and research individual ingredients before use. If concerned about a potential zolt recall, check the FDA website.

Frequently Asked Questions

Has zolt had any recalls?

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

Are zolt supplements third-party tested?

No — zolt 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 zolt safe?

zolt 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 zolt a good brand?

zolt 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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