Grade: B+

LOW RISK

Laboratoire LSL

Item: Laboratoire LSL
Rating: 75
Author: SupplementChecker

Laboratoire LSL has a SupplementChecker.co trust score of 75/100, earning a grade of B+ and a LOW risk level. While Laboratoire LSL claims to conduct third-party testing, they do not specify which program they use. This lack of transparency impacts their overall trustworthiness.

Laboratoire LSL Trust Summary

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

Laboratoire LSL 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 Laboratoire LSL Third-Party Tested?

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

Is Laboratoire LSL a Good Brand?

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

Laboratoire LSL is a US-based supplement company operating independently. The founding date is unknown. They offer a range of supplements across various categories. Their market position is not clearly defined, but they appear to cater to a general wellness audience.

Product Specialization

Laboratoire LSL focuses on herbal supplements, protein products, and vitamins. They offer a variety of products within these categories, potentially including herbal extracts, protein powders, and multivitamins. Specific product lines and best-selling items are not readily available.

Testing & Certifications Explained

Laboratoire LSL claims their products are third-party tested, but they do not specify which third-party testing program they use. This means that while they assert independent verification of their products, consumers cannot easily verify the testing's scope or standards. Without a named certification, it's difficult to assess the credibility and comprehensiveness of the testing process. Consumers seeking third-party tested supplements should look for brands that clearly state which program they use.

How Laboratoire LSL Compares

Compared to brands like NOW Foods (trust score 82/100, with Informed-Sport certification) and Thorne Research (trust score 90/100, NSF Certified for Sport), Laboratoire LSL's trust score is lower, and their certification status is less clear. Garden of Life (trust score 78/100, with multiple certifications) also demonstrates a higher level of transparency and third-party validation. These competitors offer more verifiable assurances of product quality and safety.

Buying Guidance

Given Laboratoire LSL's trust score and unclear third-party testing claims, consumers should exercise caution. Purchase Laboratoire LSL products directly from the manufacturer or authorized retailers to minimize the risk of counterfeit products. Verify any available product information and consider brands with more transparent and verifiable third-party certifications if you are concerned about product quality.

Frequently Asked Questions

Has Laboratoire LSL had any recalls?

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

Are Laboratoire LSL supplements third-party tested?

Yes — Laboratoire LSL 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 Laboratoire LSL safe?

Laboratoire LSL 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