Grade: C

MEDIUM RISK

S.O Labs

Item: S.O Labs
Rating: 50
Author: SupplementChecker

S.O Labs has a SupplementChecker.co trust score of 50/100, a grade of C, indicating a MEDIUM risk level. S.O Labs does not claim to use third-party testing. Consumers should be aware of the lack of independent verification when considering S.O Labs products.

S.O Labs Trust Summary

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

S.O Labs 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 S.O Labs Third-Party Tested?

No — S.O Labs 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 S.O Labs a Good Brand?

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

About S.O Labs

S.O Labs is an independent supplement company operating in the US. The founding date of S.O Labs is unknown. They offer products in the specialty supplement category.

Product Specialization

S.O Labs specializes in specialty supplements. Specific product types are not widely known.

Testing & Certifications Explained

S.O Labs does not have any third-party certifications on record. This means that no independent organization has verified the quality, purity, or potency of their products. The absence of certifications like NSF, USP, or Informed-Sport indicates that S.O Labs products have not undergone rigorous independent testing. Consumers seeking third-party tested supplements should look for brands with visible and verifiable certifications.

How S.O Labs Compares

Compared to competitors like Thorne Research (trust score 92/100) and NOW Foods (trust score 85/100), which both have extensive third-party certifications, S.O Labs lags significantly behind in trust and transparency. Even brands like Nutrafol (trust score 65/100), which has some certifications, score higher. Consumers looking for greater assurance of product quality may prefer these alternatives.

Buying Guidance

Given S.O Labs' trust score and lack of third-party testing, consumers should exercise caution. Purchase from reputable retailers and carefully examine product labels. Consider whether the potential benefits outweigh the risks associated with the lack of independent verification.

Frequently Asked Questions

Has S.O Labs had any recalls?

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

Are S.O Labs supplements third-party tested?

No — S.O Labs 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 S.O Labs safe?

S.O Labs 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 S.O Labs a good brand?

S.O Labs 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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