ZePeptide
Tirzepatide
Finnrick tested 4 samples of Tirzepatide (GLP-1 and GIP agonist) from ZePeptide between 18 Feb 2026 and 28 May 2026. Test scores average over 5, no score below 4, and at least 2 tests warrant a tentative Finnrick Rating of C (Okay).
Finnrick Rating™
Tentative Rating
ZePeptide
Tirzepatide
Tested 4 Samples
Last test 28 May 2026
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All Tirzepatide tests from ZePeptide
Samples are tested in commercial labs
Tests Count
4
Scores
AVGMINMAX
Last
28 May 2026
First
18 Feb 2026
| Quantity | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Test Date | Certificate | Test Score | Label | Tested | Difference | Purity | Endotoxins | Batch ID | Container | Tested At | Sent By |
| 28 May 2026 | View | 10mg | 11.2mg | +12.0% | 99.90% | below LOQ | (no batch ID) | No label / Silver crimp / White cap | Lab E | Public | |
| 20 May 2026 | View | 10mg | 9.74mg | -2.6% | 99.90% | n/a | 258007 | No label / Silver crimp / White cap | Lab E | Public | |
| 6 Mar 2026 | View | 20mg | 13.6mg | -32.0% | 99.90% | n/a | (no batch ID) | No Label / Silver Crimp / Yellow Cap | Lab E | Public | |
| 18 Feb 2026 | View | 30mg | 30.2mg | +0.7% | 99.30% | below LOQ | (no batch ID) | No Label / Silver Crimp / Blue Cap | Lab E | Public | |