Peptidology
GHK-Cu
Finnrick tested 6 samples of GHK-Cu from Peptidology between 14 Jun 2025 and 11 Aug 2025. Test scores average over 7, no score below 6, and at least 6 tests warrant a confident Finnrick Rating of A (Great).
Finnrick Rating™
Peptidology
GHK-Cu
Tested 6 Samples
Last test 11 Aug 2025
Take Action
Researcher
Request Full Data Access to the Finnrick database of peptide tests.
Free peptide testing
Mail in a sample (US only) to get confidence for the specific vials you have, and contribute to identifying unsafe supply chains, so other people can avoid risky and costly mistakes.
Other GHK-Cu tests from top-rated vendors:
All GHK-Cu tests from Peptidology
Samples are tested in commercial labs
Tests Count
6
Scores
AVGMINMAX
Last
11 Aug 2025
First
14 Jun 2025
| Quantity | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Test Date | Certificate | Test Score | Label | Batch | Tested | Difference | Purity | Batch ID | Container | Tested At | Sent By |
| 11 Aug 2025 | View | 50mg | 53.2mg | 47.700mg | -10.3% | 99.95% | 01-029-PD | White, Blue Label / Gold Crimp / Clear Cap | Lab E | Finnrick | |
| 11 Aug 2025 | View | 50mg | 53.2mg | 46.500mg | -12.5% | 99.95% | 01-029-PD | White, Blue Label / Gold Crimp / Clear Cap | Lab E | Finnrick | |
| 10 Jul 2025 | View | 50mg | 53.2mg | 48.500mg | -8.8% | 99.95% | 01-029-PD | White, Blue Label / Gold Crimp / Clear Cap | Lab E | Finnrick | |
| 10 Jul 2025 | View | 50mg | 53.2mg | 51.600mg | -2.9% | 99.93% | 01-029-PD | White, Blue Label / Gold Crimp / Clear Cap | Lab E | Finnrick | |
| 14 Jun 2025 | View | 50mg | 53.2mg | 44.890mg | -15.5% | 99.74% | 01-029-PD | White, Blue Label / Gold Crimp / Clear Cap | Lab F | Finnrick | |
| 14 Jun 2025 | View | 50mg | 53.2mg | 46.710mg | -12.1% | 99.85% | 01-029-PD | White, Blue Label / Gold Crimp / Clear Cap | Lab F | Finnrick | |
Corrections
- 31 Jul 2025
- Peptidology ratings for GHK-Cu were updated from B to A, after taking into account the Batch IDs that are included on vials, but were initially not identified by Finnrick.