Zhejiang Yichenkang Biotechnology
GHK-Cu
Finnrick tested 4 samples of GHK-Cu from Zhejiang Yichenkang Biotechnology between 10 Jul 2025 and 20 Sep 2025. Test scores average over 5, no score below 4, and at least 2 tests warrant a tentative Finnrick Rating of C (Okay).
Finnrick Rating™
Tentative Rating
Zhejiang Yichenkang Biotechnology
GHK-Cu
Tested 4 Samples
Last test 20 Sep 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 Zhejiang Yichenkang Biotechnology
Samples are tested in commercial labs
Tests Count
4
Scores
AVGMINMAX
Last
20 Sep 2025
First
10 Jul 2025
| Quantity | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Test Date | Certificate | Test Score | Label | Tested | Difference | Purity | Endotoxins | Batch ID | Container | Tested At | Sent By |
| 20 Sep 2025 | View | 50mg | 34.600mg | -30.8% | 100.00% | n/a | (no batch ID) | White Label /Silver Crimp / Blue Cap | Lab G | Finnrick | |
| 20 Sep 2025 | View | 50mg | 31.200mg | -37.6% | 100.00% | n/a | (no batch ID) | White Label /Silver Crimp / Blue Cap | Lab G | Finnrick | |
| 11 Jul 2025 | View | Endotoxins | 50mg | n/a | n/a | n/a | not detected | (no batch ID) | (no data) | Lab E | Finnrick |
| 10 Jul 2025 | View | 50mg | 43.500mg | -13.0% | 99.86% | n/a | (no batch ID) | (no data) | Lab E | Finnrick | |
| 10 Jul 2025 | View | 50mg | 45.500mg | -9.0% | 99.95% | n/a | (no batch ID) | (no data) | Lab E | Finnrick | |