Grade: C

MEDIUM RISK

CytoSport Monster Series

Item: CytoSport Monster Series
Rating: 50
Author: SupplementChecker

CytoSport Monster Series has a SupplementChecker.co trust score of 50/100, which is a Grade C, indicating a MEDIUM risk level. Notably, CytoSport Monster Series is not third-party tested, meaning there's no independent verification of label claims or ingredient purity. Consumers should be aware of this when evaluating if CytoSport Monster Series is a good brand for their needs.

CytoSport Monster Series Trust Summary

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

CytoSport Monster Series 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 CytoSport Monster Series Third-Party Tested?

No — CytoSport Monster Series 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 CytoSport Monster Series a Good Brand?

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

About CytoSport Monster Series

CytoSport Monster Series is a US-based supplement brand operating independently. The founding date of the company is unknown. They are known for their products in the sports nutrition market.

Product Specialization

CytoSport Monster Series primarily focuses on protein supplements. They offer a range of protein powders and related products designed for athletes and fitness enthusiasts.

Testing & Certifications Explained

CytoSport Monster Series does not have any visible third-party testing certifications. This means that no independent organization verifies the contents and purity of their products. Consumers should be aware that the absence of third-party testing increases the risk of inaccurate labeling or contamination.

How CytoSport Monster Series Compares

Compared to brands like Optimum Nutrition (trust score 75, third-party tested) and Transparent Labs (trust score 90, third-party tested), CytoSport Monster Series lags behind in trust and transparency. These competitors invest in independent certifications to assure consumers of product quality. MuscleTech, with a similar trust score of 55 and limited third-party testing, presents a comparable risk profile.

Buying Guidance

Given the lack of third-party testing, consumers should exercise caution when purchasing CytoSport Monster Series products. Purchase from reputable retailers and carefully examine product labels. Consider opting for third-party tested supplements for greater assurance of quality and safety.

Frequently Asked Questions

Has CytoSport Monster Series had any recalls?

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

Are CytoSport Monster Series supplements third-party tested?

No — CytoSport Monster Series 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 CytoSport Monster Series safe?

CytoSport Monster Series 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 CytoSport Monster Series a good brand?

CytoSport Monster Series 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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