Grade: B

MEDIUM RISK

PB8

Item: PB8
Rating: 60
Author: SupplementChecker

Part of American Health

PB8 has a Trust Score of 60/100, which equates to a grade of B and a risk level of MEDIUM. PB8 does not appear to be third-party tested, as no third-party testing certifications were found. This impacts the overall PB8 trust score and consumer confidence in the brand.

PB8 Trust Summary

Trust Score: 60/100 (Above Average)
Grade: B
Risk Level: MEDIUM
Third-Party Tested: No
FDA Recalls: 0
Adverse Events: 1
GMP Certified: Yes

PB8 has a trust score of 60/100 (Above Average). The brand is not third-party tested by NSF, USP, or Informed Sport, has no FDA recalls on record and 1 adverse event report.

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Red Flags

⚠No third-party testing certifications found

Verified Strengths

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

Certifications

GMP Certified

GMP certification ensures manufacturing quality standards are met, but does not verify that product contents match the label through independent testing. Look for NSF, USP, or Informed Sport certifications for third-party verified products.

FDA Record

FDA Warning Letters

Recalls

Adverse Reports

Is PB8 Third-Party Tested?

No — PB8 is not currently third-party tested by independent certifiers like NSF, USP, or Informed Sport. They do hold GMP certification, which ensures manufacturing quality but does not independently verify product contents. 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 PB8 a Good Brand?

PB8 scores 60/100 (B) — this is an average score. There may be room for improvement in testing transparency or certifications. PB8 has a clean FDA record with no warnings or recalls. The brand does not currently hold third-party testing certifications.

About PB8

PB8 is a probiotics brand owned by American Health. The founding date of PB8 is unknown. PB8 focuses on providing probiotic supplements to support digestive health.

Product Specialization

PB8 specializes in probiotics. Their product line includes various probiotic supplements designed to support gut health and overall wellness. They are known for offering different strains and formulations to cater to diverse needs.

Testing & Certifications Explained

PB8 is GMP Certified, indicating that the manufacturing facility adheres to Good Manufacturing Practices as defined by regulatory bodies. However, no third-party testing certifications were found for PB8. This means that independent organizations are not verifying the contents and purity of PB8 products. Consumers seeking additional assurance of product quality may find this lack of third-party validation a concern.

How PB8 Compares

Compared to other probiotic brands, PB8's Trust Score of 60/100 places it in the mid-range. For example, a brand like Seed might have a higher trust score due to its commitment to third-party testing and transparency. Conversely, some other brands may have lower scores due to a lack of certifications or negative FDA records. When considering PB8 reviews, it's important to compare it to brands like Culturelle or Align, assessing their respective certifications and transparency practices.

Buying Guidance

Given PB8's Trust Score and lack of third-party testing, consumers should carefully consider their individual needs and risk tolerance. Purchase PB8 products from reputable retailers to ensure authenticity. Look for any available PB8 reviews and consider whether the potential benefits outweigh the risks associated with the absence of third-party testing.

Frequently Asked Questions

Has PB8 had any recalls?

No — as of 2026, PB8 has zero FDA product recalls on record. They maintain a clean FDA record with no warning letters or significant adverse event reports. PB8 received a trust score of 60/100 from SupplementChecker.

Are PB8 supplements third-party tested?

No — PB8 supplements are not currently third-party tested by independent certifiers like NSF, USP, or Informed Sport. They do have GMP (Good Manufacturing Practice) certification, which ensures manufacturing quality but does not independently verify product contents.

Is PB8 safe?

PB8 received a trust score of 60/100 (grade: B, 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 PB8 a good brand?

PB8 scores 60/100 (grade: B) — this is an average score. There may be room for improvement in testing transparency or certifications. 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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