Grade: C

MEDIUM RISK

Sierra Fit

Item: Sierra Fit
Rating: 50
Author: SupplementChecker

Sierra Fit has a SupplementChecker.co trust score of 50/100, which is a Grade C, indicating a MEDIUM risk level. Notably, Sierra Fit does not appear to have any third-party testing certifications. This means there's no independent verification of ingredient quality or label accuracy.

Sierra Fit Trust Summary

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

Sierra Fit 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 Sierra Fit Third-Party Tested?

No — Sierra Fit 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 Sierra Fit a Good Brand?

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

About Sierra Fit

Sierra Fit is a supplement brand operating independently in the US. The founding date of Sierra Fit is unknown. They offer a range of supplements to consumers.

Product Specialization

Sierra Fit specializes in protein supplements. They are known for offering various protein powders.

Testing & Certifications Explained

Sierra Fit does not appear to have any third-party certifications. Third-party certifications, such as those from NSF, Informed Sport, or USP, provide independent verification that a product contains what the label claims and is free from contaminants. The absence of these certifications means that there is no independent verification of Sierra Fit's product quality or label accuracy. Consumers seeking "third-party tested supplements" should be aware of this.

How Sierra Fit Compares

Many protein supplement brands undergo third-party testing to assure consumers of product quality. For example, Transparent Labs (trust score 92/100) and Klean Athlete (trust score 88/100) both have certifications from NSF or Informed Sport. These brands have higher trust scores than Sierra Fit, reflecting their commitment to independent testing.

Buying Guidance

Given Sierra Fit's trust score and lack of third-party certifications, consumers should exercise caution. Purchase from reputable retailers and carefully examine the product label upon receipt. Consider brands with verifiable third-party testing for greater assurance of product quality.

Frequently Asked Questions

Has Sierra Fit had any recalls?

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

Are Sierra Fit supplements third-party tested?

No — Sierra Fit 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 Sierra Fit safe?

Sierra Fit 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 Sierra Fit a good brand?

Sierra Fit 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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