Grade: C

MEDIUM RISK

BioSource Labs

Item: BioSource Labs
Rating: 50
Author: SupplementChecker

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

BioSource Labs Trust Summary

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

BioSource 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 BioSource Labs Third-Party Tested?

No — BioSource 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 BioSource Labs a Good Brand?

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

About BioSource Labs

BioSource Labs is a US-based supplement company operating independently. The founding date of BioSource Labs is unknown. They offer products in the specialty supplement category.

Product Specialization

BioSource Labs specializes in specialty supplements. Specific product types and formulations are not detailed, but consumers can expect products focused on niche health and wellness needs.

Testing & Certifications Explained

BioSource Labs does not appear to have any third-party certifications. This means that organizations like NSF, USP, or Informed-Sport have not tested their products for label accuracy, ingredient purity, or banned substances. For consumers, the absence of third-party testing means there's a higher risk that the product may not contain the ingredients listed on the label, or may contain contaminants.

How BioSource Labs Compares

Compared to other brands in the specialty supplement category, BioSource Labs' trust score of 50/100 is relatively low. For example, a brand like Thorne Research (trust score 90/100) has extensive third-party testing and certifications. Another competitor, Pure Encapsulations (trust score 85/100), also demonstrates a commitment to quality through rigorous testing. These brands offer greater assurance of product quality and safety.

Buying Guidance

Given the lack of third-party testing, consumers should exercise caution when purchasing BioSource Labs products. Purchase directly from the manufacturer to ensure product authenticity. Carefully review the ingredient list and be aware that the claims made on the label have not been independently verified. It is important to consider if BioSource Labs is third-party tested, and the answer is no.

Frequently Asked Questions

Has BioSource Labs had any recalls?

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

Are BioSource Labs supplements third-party tested?

No — BioSource 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 BioSource Labs safe?

BioSource 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 BioSource Labs a good brand?

BioSource 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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