Grade: B+

LOW RISK

Les Laboratoires MZL

Item: Les Laboratoires MZL
Rating: 75
Author: SupplementChecker

Les Laboratoires MZL has a SupplementChecker.co trust score of 75/100, which is a Grade of B+ and indicates a LOW risk level. Les Laboratoires MZL claims their products are third-party tested, but does not specify which certifications they hold. Consumers should independently verify these claims before purchasing.

Les Laboratoires MZL Trust Summary

Trust Score: 75/100 (Good)
Grade: B+
Risk Level: LOW
Third-Party Tested: Yes (self-reported)
FDA Recalls: 0
Adverse Events: 0

Les Laboratoires MZL 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 Tested

Third-party testing means an independent laboratory has verified this product's contents, purity, and potency match what's on the label.

FDA Record

FDA Warning Letters

Recalls

Adverse Reports

Clean record — no FDA warnings, recalls, or significant adverse events.

Is Les Laboratoires MZL Third-Party Tested?

Yes — Les Laboratoires MZL is Third-party tested. This means an independent laboratory has verified that the products' contents, purity, and potency match their label claims.

Is Les Laboratoires MZL a Good Brand?

Les Laboratoires MZL scores 75/100 (B+) — this is an average score. There may be room for improvement in testing transparency or certifications. Les Laboratoires MZL 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 Les Laboratoires MZL

Les Laboratoires MZL is a US-based supplement company. The founding date is unknown. Les Laboratoires MZL operates independently and focuses on developing and marketing various supplements.

Product Specialization

Les Laboratoires MZL specializes in topical supplements. While specific product details are not available, this category typically includes creams, serums, and other products applied directly to the skin.

Testing & Certifications Explained

Les Laboratoires MZL claims their products undergo third-party testing, but they do not specify which certifications they hold. This means an independent laboratory verifies some aspects of the product, but the extent and rigor of the testing are unclear. Without a specific certification like NSF or USP, it's difficult to assess the thoroughness of the testing. Consumers should seek additional information to confirm the validity of these claims.

How Les Laboratoires MZL Compares

Compared to other topical supplement brands, Les Laboratoires MZL's trust score of 75/100 places them in the mid-range. For example, a brand like Klean Athlete (trust score 92/100) has NSF certification, providing a higher level of assurance. Another competitor, Onnit (trust score 68/100), also claims third-party testing but lacks GMP certification, similar to Les Laboratoires MZL.

Buying Guidance

If considering Les Laboratoires MZL, verify their third-party testing claims by contacting the company directly for lab results. Purchase from reputable retailers to ensure product authenticity. Given the lack of GMP certification, carefully evaluate the potential risks before use.

Frequently Asked Questions

Has Les Laboratoires MZL had any recalls?

No — as of 2026, Les Laboratoires MZL has zero FDA product recalls on record. They maintain a clean FDA record with no warning letters or significant adverse event reports. Les Laboratoires MZL received a trust score of 75/100 from SupplementChecker.

Are Les Laboratoires MZL supplements third-party tested?

Yes — Les Laboratoires MZL supplements are third-party tested. They hold the following certifications: third-party tested (self-reported). Third-party testing means an independent lab has verified the product's contents, purity, and potency match the label claims.

Is Les Laboratoires MZL safe?

Les Laboratoires MZL received a trust score of 75/100 (grade: B+, risk level: LOW). This score is calculated from FDA records, third-party certifications, adverse event reports, and transparency practices. No FDA warnings or recalls are on record.

Grade A+ • Higher score

Want more comparisons? Browse our supplement categories or check our buying guides.

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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Quick Facts

Trust Score: 75/100
Grade: B+
Risk Level: LOW
Third-Party Tested: Yes
FDA Recalls: 0
Adverse Reports: 0

⚠ No GMP certification visible