Finnrick - Ensuring Safe and Transparent Supply Chain

Retatrutide(GLP-1, GIP, and GCGR antagonist)

We've tested 126 samples of Retatrutide sourced from 25 vendors between 17 Dec 2024 and 22 Apr 2025. Purity varies from 89.66% to 99.95%, and quantity can diverge by up to +/-100% vs advertised value.

Finnrick Top 3 - 25 April 2025
Retatrutide
1
NextechLabs
A
GREAT
2
Oasis Peptides
A
GREAT
3
Polaris Peptides
B
GOOD

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Vendors

Tests
Vendor
Rating
CountAvgMinMaxOldestMost Recent
Limitless Life NootropicsLimitless Life Nootropics
A
Great
48.46.410.013 Feb 202519 Feb 2025
Skye PeptidesSkye Peptides
A
Great
57.86.68.617 Dec 202420 Mar 2025
PurePeptidesPurePeptides
A
Great
47.76.89.427 Feb 202520 Mar 2025
Loti LabsLoti Labs
A
Great
47.66.98.016 Mar 202527 Mar 2025
NextechLabsNextechLabs
A
Great
67.46.59.014 Jan 202520 Mar 2025
Oasis PeptidesOasis Peptides
A
Great
67.46.38.014 Jan 202520 Mar 2025
Peptide CraftersPeptide Crafters
A
Great
57.26.68.617 Dec 202420 Mar 2025
Polaris PeptidesPolaris Peptides
B
Good
97.85.99.017 Dec 202419 Feb 2025
Verified PeptidesVerified Peptides
B
Good
47.05.99.713 Feb 202519 Feb 2025
Nuscience PeptidesNuscience Peptides
B
Good
26.96.87.022 Apr 202522 Apr 2025
Platinum CryoPlatinum Cryo
B
Good
26.96.87.022 Apr 202522 Apr 2025
Royal PeptidesRoyal Peptides
B
Good
66.75.87.516 Mar 202526 Mar 2025
Paramount PeptidesParamount Peptides
C
Okay
67.74.39.314 Jan 202520 Mar 2025
Amino AmigosAmino Amigos
C
Okay
26.74.09.414 Jan 202523 Jan 2025
Planet PeptidePlanet Peptide
C
Okay
36.24.57.317 Dec 202413 Feb 2025
Amplified AminoAmplified Amino
C
Okay
45.64.47.013 Feb 202519 Feb 2025
Biolongevity LabsBiolongevity Labs
C
Okay
45.64.46.831 Mar 202522 Apr 2025
Amino AsylumAmino Asylum
C
Okay
25.64.86.514 Feb 202519 Feb 2025
Suaway Lab ResearchSuaway Lab Research
C
Okay
45.24.36.231 Mar 202522 Apr 2025
Coastal PeptidesCoastal Peptides
D
Poor
55.93.87.927 Feb 202520 Mar 2025
Liberty PeptidesLiberty Peptides
D
Poor
24.84.25.331 Mar 202531 Mar 2025
TydesTydes
D
Poor
64.83.86.617 Dec 202420 Mar 2025
Peptide SciencesPeptide Sciences
E
Bad
174.62.08.717 Dec 202422 Apr 2025
Forever Young PharmacyForever Young Pharmacy
E
Bad
82.91.57.117 Dec 202431 Mar 2025
Peptide GurusPeptide Gurus
E
Bad
60.00.00.016 Mar 202527 Mar 2025

Most recent Retatrutide tests

Samples are tested in commercial labs

Quantity
Test DateVendor
Test Score
LabelTestedDifferencePurityBatch IDContainerTested AtSent By
22 Apr 2025Suaway Lab Research5.96mg6.420mg+7.0%99.30%(no batch ID)White Label / White CapLab DFinnrick
22 Apr 2025Peptide Sciences7.512mg10.520mg-12.3%99.71%RET9920241222-12White, Orange / Red CapLab DFinnrick
22 Apr 2025Peptide Sciences2.06mg
⚠️ Sample does not contain Retatrutide
RET7920231109-6White, Orange / Orange CapLab DFinnrick
22 Apr 2025Biolongevity Labs6.810mg9.900mg-1.0%99.41%(no batch ID)White Label / White Cap Lab DFinnrick
22 Apr 2025Peptide Sciences2.06mg
⚠️ Sample does not contain Retatrutide
RET7920231109-6White, Orange / Orange CapLab DFinnrick
22 Apr 2025Peptide Sciences7.112mg10.480mg-12.7%99.56%RET9920241222-12White, Orange / Orange CapLab DFinnrick
22 Apr 2025Suaway Lab Research6.26mg6.370mg+6.2%99.30%(no batch ID)White Label / White CapLab DFinnrick

Corrections

15 Apr 2025: Polaris Peptides
Lab B test 19 Feb 2025: updated quantity following the identification of a clerical error, value was erroneously listed as 6.25mg. Lab issued an updated test certificate on 7 Apr 2025.
15 Apr 2025: Limitless Life Nootropics
Lab B test 19 Feb 2025: updated quantity following the identification of a clerical error, value was erroneously listed as 9.27mg. Lab issued an updated test certificate on 7 Apr 2025.
6 Apr 2025: Forever Young Pharmacy
Lab A test 14 Feb 2025: updated compound identification, removed purity and quantity values. Error in analysis by lab, compound was incorrectly identified as Retatrutide. Lab issued an updated test certificate.
6 Apr 2025: Peptide Sciences
Lab A test 14 Feb 2025: updated compound identification, removed purity and quantity values. were incorrect. Error in analysis by Lab, compound was incorrectly identified as Retatrutide. Lab issued an updated test certificate.