Yidan Biotech
Tirzepatide
Finnrick tested 5 samples of Tirzepatide (GLP-1 and GIP agonist) from Yidan Biotech between 4 Mar 2026 and 5 Aug 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
Yidan Biotech
Tirzepatide
Tested 5 Samples
Last test 5 Aug 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 Tirzepatide tests from top-rated vendors:
All Tirzepatide tests from Yidan Biotech
Samples are tested in commercial labs
Tests Count
5
Scores
AVGMINMAX
Last
5 Aug 2026
First
4 Mar 2026
| Quantity | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Test Date | Certificate | Test Score | Label | Tested | Difference | Purity | Batch ID | Container | Tested At | Sent By |
| 5 Aug 2026 | View | 50mg | 51.3mg | +2.6% | 99.90% | Mfg: April 16, 2026 | No label, Silver crimp, Clear Yellow cap | Lab E | Public | |
| 5 May 2026 | View | 10mg | 10.7mg | +7.0% | 99.90% | TR10-2026-0209 | No Label / Silver Crimp / Black Cap | Lab E | Public | |
| 28 Apr 2026 | View | 10mg | 10.5mg | +5.0% | 99.90% | (no batch ID) | White Label / Silver Crimp / White Cap | Lab E | Public | |
| 4 Mar 2026 | View | 30mg | 31.3mg | +4.3% | 98.77% | (no batch ID) | No Label / Silver Crimp / Black Cap | Lab E | Public | |
| 4 Mar 2026 | View | 20mg | 18.7mg | -6.5% | 99.90% | (no batch ID) | No Label / Silver Crimp / Gray Cap | Lab E | Public | |