Hangzhou Youngpeptide Biotechnology HYB
GHK-Cu
Finnrick tested 4 samples of GHK-Cu from Hangzhou Youngpeptide Biotechnology HYB between 25 Nov 2025 and 11 Feb 2026. Test scores average over 6, no score below 5, and at least 2 tests warrant a tentative Finnrick Rating of B (Good).
Finnrick Rating™
Tentative Rating
Hangzhou Youngpeptide Biotechnology HYB
GHK-Cu
Tested 4 Samples
Last test 11 Feb 2026
Take Action
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 Hangzhou Youngpeptide Biotechnology HYB
Samples are tested in commercial labs
Tests Count
4
Scores
AVGMINMAX
Last
11 Feb 2026
First
25 Nov 2025
| Quantity | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Test Date | Certificate | Test Score | Label | Tested | Difference | Purity | Batch ID | Container | Tested At | Sent By |
| 11 Feb 2026 | View | 50mg | 50.7mg | +1.4% | 99.90% | (no batch ID) | No Label / Silver Crimp / White Cap | Lab E | Public | |
| 23 Dec 2025 | View | 100mg | 114mg | +14.0% | 99.95% | (no batch ID) | Silver Label / Green Crimp / Clear Cap | Lab E | Public | |
| 25 Nov 2025 | View | 100mg | 104mg | +4.0% | 99.95% | (no batch ID) | White Label / Green Crimp / Clear Cap | Lab E | Public | |
| 25 Nov 2025 | View | 50mg | 46.5mg | -7.0% | 99.86% | (no batch ID) | No Label / Copper Crimp / Clear Cap | Lab E | Public | |