75
Grade: B+
LOW RISK

Gainz by Zimm

Here are two sections for the "Gainz by Zimm" brand profile page on SupplementCheck: **** Gainz by Zimm is a supplement brand offering products in the protein and vitamin categories. While the brand claims third-party testing, there is no visible GMP certification. The brand has a clean FDA record, with no warning letters, recalls, or adverse event reports. **

Gainz by Zimm Trust Summary

Trust Score
75/100 (Good)
Grade
B+
Risk Level
LOW
Third-Party Tested
Yes (self-reported)
FDA Recalls
0
Adverse Events
0

Gainz by Zimm has a trust score of 75/100 (Good). The brand is claims third-party testing (self-reported), has no FDA recalls on record and no adverse event reports.

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Red Flags

  • No GMP certification visible

Verified Strengths

  • Claims third-party testing
  • Clean FDA record — no warnings, recalls, or significant adverse events

Certifications

Third-Party Tested

Third-party testing means an independent laboratory has verified this product's contents, purity, and potency match what's on the label.

FDA Record

0
FDA Warning Letters
0
Recalls
0
Adverse Reports

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

Is Gainz by Zimm Third-Party Tested?

Yes — Gainz by Zimm is Third-party tested. This means an independent laboratory has verified that the products' contents, purity, and potency match their label claims.

Is Gainz by Zimm a Good Brand?

Gainz by Zimm scores 75/100 (B+) — this is an average score. There may be room for improvement in testing transparency or certifications. Gainz by Zimm has a clean FDA record with no warnings or recalls. The brand holds third-party certifications (Third-party tested), which is a strong quality indicator.

About Gainz by Zimm

Gainz by Zimm is a supplement brand in the dietary supplement industry. The company specializes in protein powders and sports nutrition, and essential vitamins and daily nutrition. Gainz by Zimm maintains a trust score of 75/100 (Grade B+), indicating generally acceptable safety standards.

Product Specialization

Gainz by Zimm specializes in protein supplements including whey protein isolate, casein, and plant-based protein powders. Their protein products are designed to support muscle building, recovery, and daily protein intake goals for athletes and fitness enthusiasts.

Testing & Certifications Explained

Gainz by Zimm claims third-party testing through None. Third-party testing involves independent verification of supplement ingredients for purity, potency, and contaminants. However, without recognized certifications like NSF or USP, the extent and rigor of this testing may vary.

How Gainz by Zimm Compares

Within the protein powder market, Gainz by Zimm competes with established brands like Optimum Nutrition, Dymatize, and Isopure. Their trust score of 75/100 demonstrates competitive safety standards in third-party testing and regulatory compliance.

Buying Guidance

While Gainz by Zimm maintains acceptable safety standards, consumers should verify third-party testing claims and compare with certified alternatives. Purchase from reputable retailers and review ingredient lists carefully before buying.

Frequently Asked Questions

Has Gainz by Zimm had any recalls?
No — as of 2026, Gainz by Zimm has zero FDA product recalls on record. They maintain a clean FDA record with no warning letters or significant adverse event reports. Gainz by Zimm received a trust score of 75/100 from SupplementChecker.
Are Gainz by Zimm supplements third-party tested?
Yes — Gainz by Zimm supplements are third-party tested. They hold the following certifications: third-party tested (self-reported). Third-party testing means an independent lab has verified the product's contents, purity, and potency match the label claims.
Is Gainz by Zimm safe?
Gainz by Zimm received a trust score of 75/100 (grade: B+, risk level: LOW). 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 Gainz by Zimm a good brand?
Gainz by Zimm scores 75/100 (grade: B+) — this is an average score. There may be room for improvement in testing transparency or certifications. They hold third-party certifications (Third-party tested), which is a strong indicator of product quality. No FDA warnings or recalls found.
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: 4/4/2026.

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