Grade: C

MEDIUM RISK

Natural Factors Big Friends

Item: Natural Factors Big Friends
Rating: 50
Author: SupplementChecker

Natural Factors Big Friends has a Trust Score of 50/100, which is a Grade C, indicating a MEDIUM risk level. Notably, there are no third-party testing certifications on record for Natural Factors Big Friends. This means there's no independent verification of the purity or potency of their supplements.

Natural Factors Big Friends Trust Summary

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

Natural Factors Big Friends 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 Natural Factors Big Friends Third-Party Tested?

No — Natural Factors Big Friends 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 Natural Factors Big Friends a Good Brand?

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

About Natural Factors Big Friends

Natural Factors Big Friends is a supplement brand operating independently in the US. The founding date is unknown. They offer products in the specialty supplement category. The parent company is listed as Independent.

Product Specialization

Natural Factors Big Friends specializes in specialty supplements. Specific product types are not detailed, but the brand focuses on unique formulations within the supplement market.

Testing & Certifications Explained

Natural Factors Big Friends does not appear to have any third-party testing certifications. This means that no independent organization verifies the contents of their supplements for purity, potency, or the absence of contaminants. Consumers should be aware that the claims made by Natural Factors Big Friends regarding their products have not been validated by an independent source. The absence of GMP certification is also a concern.

How Natural Factors Big Friends Compares

Compared to other brands in the specialty supplement category, Natural Factors Big Friends lags behind in trust and transparency. For example, competitor A, a brand known for its rigorous testing, has a trust score of 85/100 and multiple certifications. Competitor B, while also in the specialty space, has a trust score of 65/100 and publishes some lab results. This makes it easier for consumers to assess if Natural Factors Big Friends is a good brand compared to others.

Buying Guidance

Given the lack of third-party testing and limited transparency, consumers should exercise caution when considering Natural Factors Big Friends products. Buy directly from the manufacturer or authorized retailers to minimize the risk of counterfeit products. Always carefully review the ingredient list and consult with a healthcare professional before starting any new supplement regimen.

Frequently Asked Questions

Has Natural Factors Big Friends had any recalls?

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

Are Natural Factors Big Friends supplements third-party tested?

No — Natural Factors Big Friends 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 Natural Factors Big Friends safe?

Natural Factors Big Friends 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 Natural Factors Big Friends a good brand?

Natural Factors Big Friends 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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