Finnrick - Ensuring a Safer and More Transparent Supply Chain
ZhuoYan lab

ZhuoYan lab

Retatrutide

Finnrick tested 8 samples of Retatrutide (GLP-1, GIP, and GCGR agonist) from ZhuoYan lab between 4 Aug 2025 and 25 Nov 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™
C
OKAY
ZhuoYan lab
Retatrutide
Tested 8 Samples
Last test 25 Nov 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.

Test My Sample

All Retatrutide tests from ZhuoYan lab

Samples are tested in commercial labs

Tests Count

8

Scores

AVG6.2MIN4.6MAX8.0

Last

25 Nov 2025

First

4 Aug 2025
Quantity
Test DateCertificate
Test Score
LabelTestedDifferencePurityBatch IDContainerTested AtSent By
25 Nov 2025View8.020mg20.300mg+1.5%99.95%(no batch ID)White Label / Copper Crimp / Clear CapLab EPublic
14 Nov 2025View6.310mg10.900mg+9.0%99.70%(no batch ID)Clear Label / Silver Crimp / White CapLab GPublic
14 Nov 2025View4.760mg69.800mg+16.3%99.60%(no batch ID)Clear Label / Silver Crimp / Clear Blue CapLab GPublic
21 Oct 2025View7.410mg9.840mg-1.6%99.67%(no batch ID)No Label / Silver Crimp / Green Cap Lab EPublic
9 Oct 2025View7.230mg29.000mg-3.3%99.57%(no batch ID)No Label / Silver Crimp / Black Cap Lab EPublic
18 Sep 2025View6.710mg9.060mg-9.4%99.93%(no batch ID)No Label / Silver Crimp / Green Cap Lab EPublic
6 Aug 2025View5.15mg5.620mg+12.4%99.56%(no batch ID)No Label / Silver Crimp / Red CapLab FPublic
4 Aug 2025View4.615mg16.970mg+13.1%99.37%(no batch ID)No Label / Silver Crimp / Clear CapLab DPublic