Zhejiang Yichenkang Biotechnology
Retatrutide
Finnrick tested 8 samples of Retatrutide (GLP-1, GIP, and GCGR agonist) from Zhejiang Yichenkang Biotechnology between 11 Jun 2025 and 17 Oct 2025. Test scores average over 4, no score below 3, and at least 6 tests warrant a confident Finnrick Rating of D (Poor).
Finnrick Rating™
Zhejiang Yichenkang Biotechnology
Retatrutide
Tested 8 Samples
Last test 17 Oct 2025
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Samples are tested in commercial labs
Tests Count
8
Scores
AVGMINMAX
Last
17 Oct 2025
First
11 Jun 2025
| Quantity | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Test Date | Certificate | Test Score | Label | Tested | Difference | Purity | Batch ID | Container | Tested At | Sent By |
| 17 Oct 2025 | View | 40mg | 40.600mg | +1.5% | 99.95% | (no batch ID) | No Label / Silver Crimp / Black Cap | Lab E | Public | |
| 5 Aug 2025 | View | 5mg | 5.450mg | +9.0% | 99.29% | (no batch ID) | (no data) | Lab D | Finnrick | |
| 4 Aug 2025 | View | 20mg | 18.800mg | -6.0% | 99.94% | (no batch ID) | No Label / Copper Crimp / Clear Cap | Lab E | Public | |
| 23 Jul 2025 | View | 5mg | 4.800mg | -4.0% | 100.00% | (no batch ID) | (no data) | Lab G | Finnrick | |
| 23 Jul 2025 | View | 5mg | 5.300mg | +6.0% | 100.00% | (no batch ID) | (no data) | Lab G | Finnrick | |
| 11 Jul 2025 | View | Endotoxins | 5mg | Endotoxins not detected | (no batch ID) | (no data) | Lab E | Finnrick | ||
| 25 Jun 2025 | View | 5mg | 4.981mg | -0.4% | 99.67% | (no batch ID) | (no data) | Lab A | Finnrick | |
| 25 Jun 2025 | View | 5mg | 5.186mg | +3.7% | 99.59% | (no batch ID) | (no data) | Lab A | Finnrick | |
| 11 Jun 2025 | View | 5mg | 4.010mg | -19.8% | 99.16% | (no batch ID) | (no data) | Lab E | Finnrick | |