Zhengzhou Lan Yun Cosmetic Trading
GHK-Cu
Finnrick tested 8 samples of GHK-Cu from Zhengzhou Lan Yun Cosmetic Trading between 20 Feb 2026 and 13 Aug 2026. Test scores average over 5, no score below 4, and at least 6 tests warrant a confident Finnrick Rating of C (Okay).
Finnrick Rating™
Zhengzhou Lan Yun Cosmetic Trading
GHK-Cu
Tested 8 Samples
Last test 13 Aug 2026
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Samples are tested in commercial labs
Tests Count
8
Scores
AVGMINMAX
Last
13 Aug 2026
First
20 Feb 2026
| Quantity | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Test Date | Certificate | Test Score | Label | Tested | Difference | Purity | Batch ID | Container | Tested At | Sent By |
| 13 Aug 2026 | View | 50mg | 64.5mg | +29.0% | 99.70% | Apr 2, 2026 | No label / Silver crimp / Blue cap | Lab G | Public | |
| 13 Jul 2026 | View | 100mg | 88.3mg | -11.7% | 99.90% | 3-2026 | White label / Silver crimp / Clear Red cap | Lab E | Public | |
| 1 Jul 2026 | View | 50mg | 38.4mg | -23.2% | 99.90% | (no batch ID) | No label / Silver crimp / Blue cap | Lab E | Public | |
| 1 Jul 2026 | View | 100mg | 13.2mg | -86.8% | 99.90% | 04-02-2026 | No label / Silver crimp / Violet cap | Lab E | Public | |
| 25 May 2026 | View | 50mg | 46.7mg | -6.6% | 99.70% | (no batch ID) | No label / Silver crimp / Blue cap | Lab G | Public | |
| 2 Mar 2026 | View | 100mg | 92.9mg | -7.1% | 99.89% | Jan,2,2026 | No Label / Silver Crimp / Red Cap | Lab E | Public | |
| 22 Feb 2026 | View | 100mg | 104mg | +4.0% | 99.78% | (no batch ID) | No Label / Silver Crimp / Red Cap | Lab E | Public | |
| 20 Feb 2026 | View | 100mg | 64.8mg | -35.2% | 99.80% | 1/2/26 | No Label / Silver Crimp / Blue Cap | Lab G | Public | |