Zztai Peptide
Tirzepatide
Finnrick tested 16 samples of Tirzepatide (GLP-1 and GIP agonist) from Zztai Peptide between 9 Jun 2025 and 13 Dec 2025. Test scores average over 5, no score below 4, and at least 6 tests warrant a confident Finnrick Rating of C (Okay).
Finnrick Rating™
Zztai Peptide
Tirzepatide
Tested 16 Samples
Last test 13 Dec 2025
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 Zztai Peptide
Samples are tested in commercial labs
Tests Count
16
Scores
AVGMINMAX
Last
13 Dec 2025
First
9 Jun 2025
| Quantity | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Test Date | Certificate | Test Score | Label | Tested | Difference | Purity | Batch ID | Container | Tested At | Sent By |
| 13 Dec 2025 | View | 15mg | 22.3mg | +48.7% | 99.70% | (no batch ID) | No Label / Gold Crimp / Clear Cap | Lab G | Public | |
| 13 Dec 2025 | View | 20mg | 19.5mg | -2.5% | 99.80% | Tr20(0) | White Label / Silver Crimp / Yellow Cap | Lab G | Public | |
| 30 Oct 2025 | View | 15mg | 16.32mg | +8.8% | 99.70% | (no batch ID) | No Label / Silver Crimp / Violet Cap | Lab G | Public | |
| 24 Oct 2025 | View | 30mg | 27.09mg | -9.7% | 99.70% | (no batch ID) | No Label / Silver Crimp / Black Cap | Lab G | Public | |
| 18 Sep 2025 | View | 5mg | 5.91mg | +18.2% | 99.95% | (no batch ID) | No Label / Silver Crimp / Blue Cap | Lab E | Public | |
| 18 Sep 2025 | View | 10mg | 11.7mg | +17.0% | 99.92% | (no batch ID) | No Label / Silver Crimp / Green Cap | Lab E | Public | |
| 31 Aug 2025 | View | 15mg | 13.6mg | -9.3% | 98.59% | 7/21/25 | No Label / Silver Crimp / Violet Cap | Lab E | Public | |
| 28 Aug 2025 | View | 20mg | 19.9mg | -0.5% | 99.07% | (no batch ID) | No Label / Silver Crimp / Purple Cap | Lab E | Public | |
| 28 Aug 2025 | View | 30mg | 27.7mg | -7.7% | 99.87% | (no batch ID) | No Label / Silver Crimp / Black Cap | Lab E | Public | |
| 5 Aug 2025 | View | 20mg | 19.7mg | -1.5% | 98.35% | (no batch ID) | No Label / Silver Crimp / Violet Cap | Lab E | Public | |
| 3 Aug 2025 | View | 10mg | 11.49mg | +14.9% | 99.86% | (no batch ID) | No Label / Silver Crimp / Green Cap | Lab A | Public | |
| 25 Jul 2025 | View | 5mg | 5.03mg | +0.6% | 99.95% | (no batch ID) | No Label / Silver Crimp / Blue Cap | Lab E | Public | |
| 29 Jun 2025 | View | 15mg | 13.6mg | -9.3% | 99.59% | 250515 | No Label / Silver Crimp / Violet Cap | Lab E | Public | |
| 9 Jun 2025 | View | 10mg | 8.88mg | -11.2% | 99.21% | (no batch ID) | No Label / Silver Crimp / Green Cap | Lab E | Public | |
| 9 Jun 2025 | View | 10mg | 8.75mg | -12.5% | 99.60% | (no batch ID) | No Label / Silver Crimp / Green Cap | Lab E | Public | |
| 9 Jun 2025 | View | 5mg | 4.59mg | -8.2% | 99.41% | (no batch ID) | No Label / Silver Crimp / Clear Blue Cap | Lab E | Public | |