Nantong Guangyuan Chemical GYC
Tirzepatide
Finnrick tested 16 samples of Tirzepatide (GLP-1 and GIP agonist) from Nantong Guangyuan Chemical GYC between 3 Oct 2025 and 9 Jan 2026. Test scores average over 6, no score below 5, and at least 6 tests warrant a confident Finnrick Rating of B (Good).
Finnrick Rating™
Nantong Guangyuan Chemical GYC
Tirzepatide
Tested 16 Samples
Last test 9 Jan 2026
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All Tirzepatide tests from Nantong Guangyuan Chemical GYC
Samples are tested in commercial labs
Tests Count
16
Scores
AVGMINMAX
Last
9 Jan 2026
First
3 Oct 2025
| Quantity | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Test Date | Certificate | Test Score | Label | Batch | Tested | Difference | Purity | Batch ID | Container | Tested At | Sent By |
| 9 Jan 2026 | View | 40mg | (no batch claim) | 37.9mg | -5.3% | 99.95% | 2025101040 | No Label / Silver Crimp / Clear Blue Cap | Lab E | Public | |
| 7 Jan 2026 | View | 50mg | (no batch claim) | 57mg | +14.0% | 99.90% | (no batch ID) | White Label / Blue Crimp / Clear Cap | Lab G | Public | |
| 7 Jan 2026 | View | 10mg | (no batch claim) | 9.9mg | -1.0% | 99.70% | (no batch ID) | White Label / Silver Crimp / Green Cap | Lab G | Public | |
| 25 Nov 2025 | View | 40mg | (no batch claim) | 41.1mg | +2.8% | 98.78% | 20250840 | No Label / Silver Crimp / Clear Blue Cap | Lab E | Public | |
| 23 Nov 2025 | View | 50mg | 58.4mg | 43.7mg | -25.2% | 99.90% | 2025081050 | No Label / Blue Crimp / Clear Cap | Lab G | Public | |
| 23 Nov 2025 | View | 40mg | (no batch claim) | 40.44mg | +1.1% | 99.87% | (no batch ID) | No Label / Silver Crimp / Clear Blue Cap | Lab A | Public | |
| 4 Nov 2025 | View | 50mg | 58.4mg | 42.3mg | -27.6% | 99.95% | 2025081050 | No Label / Blue Crimp / Clear Cap | Lab E | Public | |
| 30 Oct 2025 | View | 60mg | 64.2mg | 64.49mg | +0.4% | 99.70% | 99 20250599 | White Label / Silver Crimp / Black Cap | Lab G | Public | |
| 24 Oct 2025 | View | 30mg | (no batch claim) | 35.57mg | +18.6% | 99.90% | (no batch ID) | No Label / Silver Crimp / Orange Cap | Lab G | Public | |
| 24 Oct 2025 | View | 30mg | (no batch claim) | 35.51mg | +18.4% | 99.90% | (no batch ID) | No Label / Silver Crimp / Orange Cap | Lab G | Public | |
| 23 Oct 2025 | View | 30mg | 32.5mg | 25.8mg | -20.5% | 99.95% | 2025091031 | Silver Label / Silver Crimp / Orange Cap | Lab E | Public | |
| 23 Oct 2025 | View | 20mg | 22.9mg | 20.1mg | -12.4% | 99.95% | G20250542 | No Label / Copper Crimp / Clear Cap | Lab E | Public | |
| 22 Oct 2025 | View | 30mg | (no batch claim) | 35.71mg | +19.0% | 100.00% | 2025091030 | White Label / Silver Crimp / Orange Cap | Lab A | Public | |
| 22 Oct 2025 | View | 40mg | (no batch claim) | 44.31mg | +10.8% | 99.86% | 20250840 | White Label / Silver Crimp / Clear Blue Cap | Lab A | Public | |
| 3 Oct 2025 | View | 30mg | (no batch claim) | 33.3mg | +11.0% | 99.92% | (no batch ID) | No Label / Silver Crimp / Orange Cap | Lab E | Public | |
| 3 Oct 2025 | View | 20mg | 21.2mg | 19.8mg | -6.5% | 99.74% | 20250446 | White Label / Silver Crimp / Clear Green Cap | Lab E | Public | |