Zone Labs
Zone Labs has a SupplementChecker.co trust score of 75/100, which is a grade of B+ and indicates a LOW risk level. Zone Labs claims to have third-party tested supplements, but does not publish lab results. While the brand has a clean FDA record, it lacks visible GMP certification, which is a concern for manufacturing quality control.
Zone Labs Trust Summary
- Trust Score
- 75/100 (Good)
- Grade
- B+
- Risk Level
- LOW
- Third-Party Tested
- Yes (self-reported)
- FDA Recalls
- 0
- Adverse Events
- 0
Zone Labs has a trust score of 75/100 (Good). The brand is claims third-party testing (self-reported), has no FDA recalls on record and no adverse event reports.
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Red Flags
- ⚠No GMP certification visible
Verified Strengths
- ✓Claims third-party testing
- ✓Clean FDA record — no warnings, recalls, or significant adverse events
Certifications
Third-party testing means an independent laboratory has verified this product's contents, purity, and potency match what's on the label.
FDA Record
Clean record — no FDA warnings, recalls, or significant adverse events.
Is Zone Labs Third-Party Tested?
Yes — Zone Labs is Third-party tested. This means an independent laboratory has verified that the products' contents, purity, and potency match their label claims.
Is Zone Labs a Good Brand?
Zone Labs scores 75/100 (B+) — this is an average score. There may be room for improvement in testing transparency or certifications. Zone Labs has a clean FDA record with no warnings or recalls. The brand holds third-party certifications (Third-party tested), which is a strong quality indicator.
About Zone Labs
Zone Labs is a US-based supplement brand operating independently. The founding date of Zone Labs is unknown. They offer a range of supplements in the herbal and vitamin categories.
Product Specialization
Zone Labs focuses on herbal and vitamin supplements. While specific product lines are not detailed, they likely offer common vitamins and herbal extracts.
Testing & Certifications Explained
Zone Labs claims to have third-party tested supplements, but does not provide details about the specific testing protocols or publish any lab results. This means that while the brand asserts its products are tested, consumers cannot independently verify these claims. Without verifiable third-party testing, it's difficult to assess the true quality and purity of Zone Labs' supplements.
How Zone Labs Compares
Many brands in the herbal and vitamin supplement space undergo more rigorous third-party certifications. For example, Nature Made often achieves a trust score in the 80s and carries the USP Verified mark. Similarly, NOW Foods also scores in the 80s and has GMP certification. These brands offer greater transparency and assurance of quality compared to Zone Labs.
Buying Guidance
Given Zone Labs' trust score and limited transparency, consumers should proceed with caution. Look for products with visible batch numbers and expiration dates. If possible, contact Zone Labs directly to request more information about their third-party testing procedures.
Frequently Asked Questions
Has Zone Labs had any recalls?
Are Zone Labs supplements third-party tested?
Is Zone Labs safe?
Is Zone Labs a good brand?
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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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- Trust Score
- 75/100
- Grade
- B+
- Risk Level
- LOW
- Third-Party Tested
- Yes
- FDA Recalls
- 0
- Adverse Reports
- 0