Finnrick - Ensuring a Safer and More Transparent Supply Chain
Bfflink

Bfflink

Tirzepatide

Finnrick tested 14 samples of Tirzepatide (GLP-1 and GIP agonist) from Bfflink between 2 Feb 2026 and 28 Apr 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™
E
BAD
Bfflink
Tirzepatide
Tested 14 Samples
Last test 28 Apr 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.

Test My Sample

Other Tirzepatide tests from top-rated vendors:

Polaris Peptides
A
Aavant Research
A
Paradigm Peptide
A

All Tirzepatide tests from Bfflink

Samples are tested in commercial labs

Tests Count

14

Scores

AVG7.8MIN2.0MAX10.0

Last

28 Apr 2026

First

2 Feb 2026
Quantity
Test DateCertificate
Test Score
LabelTestedDifferencePurityEndotoxinsBatch IDContainerTested AtSent By
28 Apr 2026View9.915mg14.2mg-5.3%99.90%n/a158237 - 8/6/2025No Label / Silver Crimp / Blue CapLab EPublic
23 Apr 2026View7.830mg26mg-13.3%99.90%n/a308038-11/20/2025White Label / Silver Crimp / Blue CapLab GPublic
23 Apr 2026View7.930mg26.2mg-12.7%99.90%n/a308041-1/6/2026White Label / Silver Crimp / Blue CapLab GPublic
23 Apr 2026View6.830mg24mg-20.0%99.80%n/a308045-3/15/2026White Label / Silver Crimp / Blue CapLab GPublic
18 Mar 2026View9.230mg32.2mg+7.3%99.90%n/a308041-1/6/2026White Label / Silver Crimp / Blue CapLab EPublic
10 Mar 2026View5.730mg37.8mg+26.0%99.40%n/a308039No Label / Silver Crimp / Blue CapLab EPublic
3 Mar 2026View2.030mg
⚠️ Sample does not contain Tirzepatide
below LOQ
308039-12/2/2025Silver Label / Silver Crimp / Blue CapLab EPublic
2 Mar 2026View8.030mg33.6mg+12.0%99.90%n/a11/20/25White Label / Silver Crimp / Blue CapLab EPublic
26 Feb 2026View8.820mg19.3mg-3.5%99.39%n/a11/20/2025No Label / Silver Crimp / Blue CapLab EPublic
26 Feb 2026View9.330mg30.1mg+0.3%99.61%n/a308039-12-02-2025No Label / Silver Crimp / Blue CapLab EPublic
26 Feb 2026View8.930mg29.8mg-0.7%99.45%n/a308038-11/20/2025No Label / Silver Crimp / Blue CapLab EPublic
26 Feb 2026View7.430mg31mg+3.3%98.42%n/a308036-10/23/2025No Label / Silver Crimp / Blue CapLab EPublic
20 Feb 2026View7.960mg53.1mg-11.5%99.81%n/a608045-11/20/2025White Label / Silver Crimp / Blue CapLab EPublic
2 Feb 2026View10.060mg57.9mg-3.5%99.90%
below LOQ
608043No Label / Silver Crimp / Blue CapLab EPublic
Test My Sample
Test my peptides for free