
Science
GHK-Cu
Finnrick tested 4 samples of GHK-Cu from Science between 20 May 2025 and 10 Jul 2025. Test scores average over 7, no score below 6, and at least 2 tests warrant a tentative Finnrick Rating of A (Great).
Finnrick Rating™
Tentative Rating
Science
GHK-Cu
Tested 4 Samples
Last test 10 Jul 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 Science
Samples are tested in commercial labs
Tests Count
4
Scores
AVGMINMAX
Last
10 Jul 2025
First
20 May 2025
Quantity | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|
Test Date | Certificate | Test Score | Label | Tested | Difference | Purity | Batch ID | Container | Tested At | Sent By |
10 Jul 2025 | View | 150mg | 110.000mg | -26.7% | 99.72% | 241023-0203 | White Label / Silver Crimp / Black Cap | Lab E | Finnrick | |
10 Jul 2025 | View | 150mg | 122.000mg | -18.7% | 99.91% | 241023-0203 | White Label / Silver Crimp / Black Cap | Lab E | Finnrick | |
20 May 2025 | View | 150mg | 135.480mg | -9.7% | 99.52% | 241023-0203 | White Label / Silver Crimp / Black Cap | Lab D | Finnrick | |
20 May 2025 | View | 150mg | 135.400mg | -9.7% | 99.50% | 241023-0203 | White Label / Silver Crimp / Black Cap | Lab D | Finnrick |