Wuhan Wansheng Biotechnology
Tirzepatide
Finnrick tested 31 samples of Tirzepatide (GLP-1 and GIP agonist) from Wuhan Wansheng Biotechnology between 5 Dec 2024 and 29 Jan 2026. Test scores average below 4 or some scores below 3, and at least 6 tests, warrant a confident Finnrick Rating of E (Bad).
Finnrick Rating™
Wuhan Wansheng Biotechnology
Tirzepatide
Tested 31 Samples
Last test 29 Jan 2026
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 Tirzepatide tests from top-rated vendors:
All Tirzepatide tests from Wuhan Wansheng Biotechnology
Samples are tested in commercial labs
Tests Count
31
Scores
AVGMINMAX
Last
29 Jan 2026
First
5 Dec 2024
| Quantity | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Test Date | Certificate | Test Score | Label | Tested | Difference | Purity | Endotoxins | Batch ID | Container | Tested At | Sent By |
| 29 Jan 2026 | View | 10mg | 9.63mg | -3.7% | 99.90% | n/a | TIRZ 10 USW-11/2025 | White Label / Silver Crimp / Violet Cap | Lab E | Public | |
| 29 Jan 2026 | View | 10mg | 10mg | 99.90% | n/a | TIRZ 10 USW-11/2025 | White Label / Silver Crimp / Clear Green Cap | Lab E | Public | ||
| 29 Jan 2026 | View | 30mg | 27.8mg | -7.3% | 99.90% | n/a | TIRZ 30 HKG -11/05/2025 | White Label / Silver Crimp / Green Cap | Lab E | Public | |
| 22 Jan 2026 | View | 30mg | 33.2mg | +10.7% | 99.80% | n/a | Oct 8 2025 | No Label / Silver Crimp / Black Cap | Lab G | Public | |
| 15 Jan 2026 | View | 10mg | 10.4mg | +4.0% | 99.70% | n/a | TIRZ 10 USW-11/2025 | White Label / Silver Crimp / Clear Green Cap | Lab G | Public | |
| 15 Jan 2026 | View | 30mg | 34.3mg | +14.3% | 99.70% | n/a | TIRZ 30 HKG -11/05/2025 | White Label / Silver Crimp / Green Cap | Lab G | Public | |
| 15 Jan 2026 | View | 20mg | 22.5mg | +12.5% | 99.95% | below LOQ | 12122025-T40 | No Label / Silver Crimp / Violet Cap | Lab E | Public | |
| 15 Jan 2026 | View | 10mg | 8.08mg | -19.2% | 99.95% | n/a | (no batch ID) | No Label / Silver Crimp / Yellow Cap | Lab E | Public | |
| 15 Jan 2026 | View | 30mg | 23.8mg | -20.7% | 99.95% | n/a | 91125 | White Label / Silver Crimp / Black Cap | Lab E | Public | |
| 15 Jan 2026 | View | 40mg | 32.5mg | -18.8% | 99.30% | n/a | (no batch ID) | Blue Label / Silver Crimp / Red Cap | Lab E | Public | |
| 15 Jan 2026 | View | 10mg | 10.6mg | +6.0% | 99.60% | n/a | (no batch ID) | No Label / Silver Crimp / Yellow Cap | Lab G | Public | |
| 9 Jan 2026 | View | 10mg | 9.28mg | -7.2% | 99.95% | n/a | (no batch ID) | No Label / Silver Crimp / Green Cap | Lab E | Public | |
| 9 Jan 2026 | View | 30mg | 25.7mg | -14.3% | 99.07% | n/a | (no batch ID) | No Label / Silver Crimp / Violet Cap | Lab E | Public | |
| 7 Jan 2026 | View | 30mg | 34.9mg | +16.3% | 99.90% | n/a | (no batch ID) | No Label / Black Crimp / Clear Green Cap | Lab G | Public | |
| 29 Dec 2025 | View | 30mg | 38.4mg | +28.0% | 99.60% | n/a | October 8, 2025 | White Label / Silver Crimp / Green Cap | Lab G | Public | |
| 13 Dec 2025 | View | 20mg | 19.8mg | -1.0% | 99.70% | n/a | 10-29-25 | White Label / Silver Crimp / Yellow Cap | Lab G | Public | |
| 4 Nov 2025 | View | 10mg | 10.4mg | +4.0% | 99.82% | n/a | (no batch ID) | No Label / Silver Crimp / White Cap | Lab E | Public | |
| 30 Oct 2025 | View | 10mg | 10.99mg | +9.9% | 99.70% | n/a | 9-22-25 | No Label / Silver Crimp / Gray Cap | Lab G | Public | |
| 24 Oct 2025 | View | 20mg | 20.53mg | +2.6% | 99.80% | n/a | (no batch ID) | No Label / Silver Crimp / Violet Cap | Lab G | Public | |
| 23 Oct 2025 | View | 60mg | 132mg | +120.0% | 99.42% | n/a | (no batch ID) | White Label / Silver Crimp / Blue Cap | Lab E | Public | |
| 21 Oct 2025 | View | 20mg | 22.2mg | +11.0% | 99.80% | n/a | TR20(0) | No Label / Silver Crimp / Yellow Cap | Lab G | Public | |
| 21 Oct 2025 | View | 20mg | 21.9mg | +9.5% | 99.90% | n/a | (no batch ID) | No Label / Silver Crimp / Yellow Cap | Lab G | Public | |
| 14 Oct 2025 | View | 60mg | 68.2mg | +13.7% | 99.50% | n/a | (no batch ID) | No Label / Copper Crimp / Clear Cap | Lab G | Public | |
| 9 Oct 2025 | View | 10mg | 9.42mg | -5.8% | 99.71% | n/a | 8/28/25 | White Label / Silver Crimp / Gray Cap | Lab E | Public | |
| 6 Oct 2025 | View | 30mg | 34.8mg | +16.0% | 99.50% | n/a | (no batch ID) | White Label / Green Crimp / Pink Cap | Lab G | Public | |
| 6 Oct 2025 | View | 60mg | 75.6mg | +26.0% | 99.60% | n/a | (no batch ID) | White Label / Silver Crimp / Clear Pink Cap | Lab G | Public | |
| 3 Oct 2025 | View | 15mg | 14.8mg | -1.3% | 99.87% | n/a | August 1, 2025 | No Label / Silver Crimp / Clear Pink Cap | Lab E | Public | |
| 30 Sep 2025 | View | 10mg | 9.02mg | -9.8% | 99.93% | n/a | (no batch ID) | No Label / Silver Crimp / Yellow Cap | Lab E | Public | |
| 1 Sep 2025 | View | 60mg | 65.93mg | +9.9% | 99.86% | n/a | (no batch ID) | No Label / Copper Crimp / Clear Cap | Lab F | Public | |
| 31 Aug 2025 | View | 30mg | 30.3mg | +1.0% | 99.91% | n/a | (no batch ID) | No Label / Silver Crimp / Black Cap | Lab E | Public | |
| 5 Dec 2024 | View | 60mg | 66.9mg | +11.5% | 99.80% | n/a | WWB 11/2025 | White Label / Silver Crimp / Clear Pink Cap | Lab G | Public | |