GHK-Cu
We've tested 47 samples of GHK-Cu sourced from 14 vendors between 22 Apr 2025 and 14 Jun 2025. Purity varies from 95.02% to 99.99%, and quantity can diverge by up to +/-89% vs advertised value.
Finnrick Top 3™ - 4 Jul 2025
GHK-Cu
There are no vendors with a confident rating currently available for GHK-Cu. Send your samples to Finnrick for testing to help make the public safer.
Take Action
Suggest A Vendor
Researcher
Request Full Data Access to the Finnrick database of peptide tests.
Vendors
| Tests | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Vendor | Rating | Count | Avg | Min | Max | Oldest | Most Recent | ||
 | Pharma Grade Peptides | 2 | 6 May 2025 | 6 May 2025 | |||||
 | Peptide Sciences | 4 | 6 May 2025 | 20 May 2025 | |||||
 | Atomik Labz | 4 | 6 May 2025 | 20 May 2025 | |||||
 | Nuscience Peptides | 2 | 6 May 2025 | 6 May 2025 | |||||
 | Precision Peptide Co | 4 | 6 May 2025 | 16 May 2025 | |||||
 | Peptides 4 Research | 4 | 6 May 2025 | 20 May 2025 | |||||
 | PeptiLab Research | 3 | 25 Apr 2025 | 6 May 2025 | |||||
 | Accelerate Labs | 2 | 16 May 2025 | 16 May 2025 | |||||
 | Science | 4 | 16 May 2025 | 20 May 2025 | |||||
 | Peptidology | 4 | 16 May 2025 | 14 Jun 2025 | |||||
 | Prime Peptides | 5 | 16 May 2025 | 14 Jun 2025 | |||||
 | Biolongevity Labs | 3 | 16 May 2025 | 14 Jun 2025 | |||||
 | Suaway Lab Research | 5 | 22 Apr 2025 | 16 May 2025 | |||||
 | Planet Peptide | 1 | 20 May 2025 | 20 May 2025 | |||||
Most recent GHK-Cu tests
Samples are tested in commercial labs
| Quantity | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Test Date | Vendor | Certificate | Test Score | Label | Batch | Tested | Difference | Purity | Batch ID | Container | Tested At | Sent By |
| 14 Jun 2025 | Peptidology | View | 50mg | 53.2mg | 46.710mg | -12.1% | 99.85% | (no batch ID) | White, Blue Label / Gold Crimp / Clear Cap | Lab F | Finnrick | |
| 14 Jun 2025 | Peptidology | View | 50mg | 53.2mg | 44.890mg | -15.5% | 99.74% | (no batch ID) | White, Blue Label / Gold Crimp / Clear Cap | Lab F | Finnrick | |
| 14 Jun 2025 | Prime Peptides | View | 50mg | 56.3mg | 101.540mg | +80.3% | 99.87% | 4072025GK | Black Label / Silver Crimp / Violet Cap | Lab F | Finnrick | |
| 14 Jun 2025 | Biolongevity Labs | View | 50mg | (no batch claim) | 46.480mg | -7.0% | 99.75% | (no batch ID) | White Label / Silver Crimp / White Cap | Lab F | Finnrick | |
| 20 May 2025 | Peptides 4 Research | View | 100mg | (no batch claim) | 83.070mg | -16.9% | 99.84% | (no batch ID) | White Label / Silver Crimp / Black caps | Lab D | Finnrick | |
| 20 May 2025 | Science | View | 150mg | (no batch claim) | 135.480mg | -9.7% | 99.52% | 241023-0203 | White Label / Silver Crimp / Black Cap | Lab D | Finnrick | |
| 20 May 2025 | Atomik Labz | View | 100mg | (no batch claim) | 97.050mg | -3.0% | 99.75% | 2025-02-08 | White, Red Label / Silver Crimp / Black Cap | Lab D | Finnrick | |