
Bfflink
Tirzepatide
Finnrick tested 9 samples of Tirzepatide (GLP-1 and GIP agonist) from Bfflink between 2 Feb 2026 and 10 Mar 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™
Bfflink
Tirzepatide
Tested 9 Samples
Last test 10 Mar 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 Bfflink
Samples are tested in commercial labs
Tests Count
9
Scores
AVGMINMAX
Last
10 Mar 2026
First
2 Feb 2026
| Quantity | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Test Date | Certificate | Test Score | Label | Tested | Difference | Purity | Endotoxins | Batch ID | Container | Tested At | Sent By |
| 10 Mar 2026 | View | 30mg | 37.8mg | +26.0% | 99.40% | n/a | 308039 | No Label / Silver Crimp / Blue Cap | Lab E | Public | |
| 3 Mar 2026 | View | 30mg | ⚠️ Sample does not contain Tirzepatide | below LOQ | 308039-12/2/2025 | Silver Label / Silver Crimp / Blue Cap | Lab E | Public | |||
| 2 Mar 2026 | View | 30mg | 33.6mg | +12.0% | 99.90% | n/a | 11/20/25 | White Label / Silver Crimp / Blue Cap | Lab E | Public | |
| 26 Feb 2026 | View | 20mg | 19.3mg | -3.5% | 99.39% | n/a | 11/20/2025 | No Label / Silver Crimp / Blue Cap | Lab E | Public | |
| 26 Feb 2026 | View | 30mg | 30.1mg | +0.3% | 99.61% | n/a | 308039-12-02-2025 | No Label / Silver Crimp / Blue Cap | Lab E | Public | |
| 26 Feb 2026 | View | 30mg | 29.8mg | -0.7% | 99.45% | n/a | 308038-11/20/2025 | No Label / Silver Crimp / Blue Cap | Lab E | Public | |
| 26 Feb 2026 | View | 30mg | 31mg | +3.3% | 98.42% | n/a | 308036-10/23/2025 | No Label / Silver Crimp / Blue Cap | Lab E | Public | |
| 20 Feb 2026 | View | 60mg | 53.1mg | -11.5% | 99.81% | n/a | 608045-11/20/2025 | White Label / Silver Crimp / Blue Cap | Lab E | Public | |
| 2 Feb 2026 | View | 60mg | 57.9mg | -3.5% | 99.90% | below LOQ | 608043 | No Label / Silver Crimp / Blue Cap | Lab E | Public | |