Finnrick - Ensuring a Safer and More Transparent Supply Chain

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

We've tested 1114 samples of Retatrutide sourced from 94 vendors between 2 Dec 2024 and 17 Dec 2025. Purity varies from 62.38% to 100.00%, and quantity can diverge by up to +/-260% vs advertised value.

Finnrick Top 3™ - 19 Dec 2025
Retatrutide
1
Paradigm Peptide
A
GREAT
2
Peptide Partners
A
GREAT
3
Orbitrex Peptides
A
GREAT

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Vendors

Tests
Vendor
Rating
CountAvgMinMaxOldestMost Recent
Peptide HavenPeptide Haven
A
Great
28.58.48.62 Dec 20242 Dec 2025
Pure RawzPure Rawz
A
Great
48.68.19.16 May 202521 May 2025
Yongkang Nuoao Trading CoYongkang Nuoao Trading Co
A
Great
38.38.09.025 Jul 202529 Oct 2025
Paradigm PeptideParadigm Peptide
A
Great
69.67.610.024 Jul 20254 Sep 2025
Mai PeptideMai Peptide
A
Great
38.47.39.44 Nov 202523 Nov 2025
Zhang TYZhang TY
A
Great
27.57.37.730 Jun 202511 Aug 2025
Peptide PartnersPeptide Partners
A
Great
119.07.010.017 Jul 202517 Nov 2025
Atomik LabzAtomik Labz
A
Great
47.96.89.06 May 20256 May 2025
PurePeptidesPurePeptides
A
Great
47.76.89.427 Feb 202520 Mar 2025
Peptide CraftersPeptide Crafters
A
Great
57.26.68.617 Dec 202420 Mar 2025
Shanxi Qianyecao Biotech QYCShanxi Qianyecao Biotech QYC
A
Great
98.06.610.024 Jul 202511 Dec 2025
NextechLabsNextechLabs
A
Great
77.76.59.414 Jan 20259 Oct 2025
Orbitrex PeptidesOrbitrex Peptides
A
Great
69.06.510.07 Oct 202524 Nov 2025
OmegAminoOmegAmino
A
Great
47.76.310.020 Jun 202512 Aug 2025
Nuscience PeptidesNuscience Peptides
A
Great
77.26.110.022 Apr 202523 Jul 2025
Loti LabsLoti Labs
A
Great
57.36.08.016 Mar 20256 May 2025
Pharma Grade PeptidesPharma Grade Peptides
B
Good
26.36.36.37 May 20257 May 2025
Skye PeptidesSkye Peptides
B
Good
107.96.09.517 Dec 202414 Aug 2025
Verified PeptidesVerified Peptides
B
Good
47.05.99.713 Feb 202519 Feb 2025
Eternal PeptidesEternal Peptides
B
Good
46.45.86.97 May 202521 May 2025
Limitless Life NootropicsLimitless Life Nootropics
B
Good
47.35.810.013 Feb 202519 Feb 2025
Royal PeptidesRoyal Peptides
B
Good
77.05.88.816 Mar 202521 Oct 2025
Bfflist AMOBfflist AMO
B
Good
187.85.79.830 Jun 20256 Dec 2025
Oasis PeptidesOasis Peptides
B
Good
76.85.77.914 Jan 202524 Jul 2025
Allen Biotechnology Co ABCAllen Biotechnology Co ABC
B
Good
77.45.59.04 Aug 20254 Nov 2025
Henan Sahe PeptideHenan Sahe Peptide
B
Good
66.85.37.830 Sep 202518 Nov 2025
Shandong Aishi BiotechnologyShandong Aishi Biotechnology
B
Good
48.15.110.024 Oct 202525 Nov 2025
LN PeptidesLN Peptides
B
Good
26.15.07.25 Dec 202417 Nov 2025
Platinum CryoPlatinum Cryo
C
Okay
66.65.08.022 Apr 20257 May 2025
Zztai PeptideZztai Peptide
C
Okay
76.75.08.09 Jun 202518 Sep 2025
Yiwu Aozuo Trading CoYiwu Aozuo Trading Co
C
Okay
148.24.910.04 Aug 202511 Dec 2025
Amino AsylumAmino Asylum
C
Okay
25.64.86.514 Feb 202519 Feb 2025
Elite Research USAElite Research USA
C
Okay
65.54.86.930 Apr 20254 Aug 2025
Kits4lessKits4less
C
Okay
46.74.77.816 Jul 20259 Oct 2025
Qingdao Saber Technology Pharma QSTQingdao Saber Technology Pharma QST
C
Okay
66.34.710.03 Jun 202511 Dec 2025
Simple PeptideSimple Peptide
C
Okay
46.04.77.725 Apr 20256 May 2025
UtherUther
C
Okay
87.44.710.03 Jul 20256 Nov 2025
EHZ PeptidesEHZ Peptides
C
Okay
127.14.610.020 Jun 202523 Oct 2025
HXNetHXNet
C
Okay
87.64.69.711 Aug 202511 Dec 2025
Wuhan Wansheng BiotechnologyWuhan Wansheng Biotechnology
C
Okay
367.54.610.04 Aug 20256 Dec 2025
ZhuoYan labZhuoYan lab
C
Okay
86.24.68.04 Aug 202525 Nov 2025
Huayi BiotechnologyHuayi Biotechnology
C
Okay
76.84.59.31 Sep 202521 Oct 2025
Planet PeptidePlanet Peptide
C
Okay
126.64.58.517 Dec 202421 May 2025
BeiBangAnBeiBangAn
C
Okay
106.84.49.85 Dec 202411 Dec 2025
Biolongevity LabsBiolongevity Labs
C
Okay
116.54.48.031 Mar 202523 Jul 2025
PeptiSlimPeptiSlim
C
Okay
87.64.49.41 Sep 202517 Nov 2025
Tianjin Finder Chemical TFCTianjin Finder Chemical TFC
C
Okay
227.24.49.911 Jun 202511 Dec 2025
Liberty PeptidesLiberty Peptides
C
Okay
57.14.310.031 Mar 202529 Oct 2025
Paramount PeptidesParamount Peptides
C
Okay
127.54.39.314 Jan 20256 Dec 2025
Suaway Lab ResearchSuaway Lab Research
C
Okay
55.54.36.331 Mar 202516 May 2025
ZLZ PeptideZLZ Peptide
C
Okay
517.34.210.05 Dec 202423 Nov 2025
Accelerate LabsAccelerate Labs
C
Okay
35.84.16.916 May 202523 Jul 2025
Hebei Rimao TechnologyHebei Rimao Technology
C
Okay
96.64.18.011 Aug 202524 Oct 2025
InjectifyInjectify
C
Okay
47.34.18.716 May 202523 Jul 2025
Amino AmigosAmino Amigos
C
Okay
26.74.09.414 Jan 202523 Jan 2025
SRY LabsSRY Labs
D
Poor
247.84.710.020 Apr 202525 Nov 2025
Nanjing Xiyuxun Technology XYXNanjing Xiyuxun Technology XYX
D
Poor
24.94.15.720 May 202523 Oct 2025
Alpha-GenAlpha-Gen
D
Poor
56.24.07.824 Apr 202521 May 2025
HK PeptidesHK Peptides
D
Poor
557.33.910.011 Jun 202511 Dec 2025
Polaris PeptidesPolaris Peptides
D
Poor
257.33.99.017 Dec 20249 Oct 2025
Coastal PeptidesCoastal Peptides
D
Poor
55.93.87.927 Feb 202520 Mar 2025
TydesTydes
D
Poor
95.23.87.217 Dec 202430 Apr 2025
Xingruida XDRXingruida XDR
D
Poor
208.03.610.020 Jun 202525 Nov 2025
OupeptideOupeptide
D
Poor
307.53.510.09 Jun 20252 Dec 2025
Qing Li PeptideQing Li Peptide
D
Poor
687.23.510.09 Jun 202511 Dec 2025
Xian Yihang TechnologyXian Yihang Technology
D
Poor
105.63.58.027 Jun 202525 Nov 2025
Kerisite Shenzhen InternationalKerisite Shenzhen International
D
Poor
127.23.410.025 Jun 202525 Nov 2025
Zhejiang Yichenkang BiotechnologyZhejiang Yichenkang Biotechnology
D
Poor
117.13.310.02 Dec 202411 Dec 2025
Heman Peptide HMHeman Peptide HM
E
Bad
77.22.99.823 Oct 202525 Nov 2025
UWA Elite PeptidesUWA Elite Peptides
E
Bad
85.72.78.616 Jul 202517 Nov 2025
Amplified AminoAmplified Amino
E
Bad
44.22.27.013 Feb 202519 Feb 2025
Peptide SciencesPeptide Sciences
E
Bad
345.82.010.017 Dec 20244 Aug 2025
TSC Top Supplements ChinaTSC Top Supplements China
E
Bad
317.22.010.03 Jun 20254 Dec 2025
LSPLLSPL
E
Bad
106.31.610.06 Nov 202511 Dec 2025
Forever Young PharmacyForever Young Pharmacy
E
Bad
82.91.57.117 Dec 202431 Mar 2025
Alimo PeptideAlimo Peptide
E
Bad
32.90.04.411 Jun 202513 Oct 2025
Hangzhou Youngpeptide Biotechnology HYBHangzhou Youngpeptide Biotechnology HYB
E
Bad
22.40.04.85 Aug 202510 Dec 2025
LiliPeptideLiliPeptide
E
Bad
458.10.010.04 Aug 202511 Dec 2025
Modern AminosModern Aminos
E
Bad
45.80.07.920 Jun 20255 Oct 2025
NexaphNexaph
E
Bad
576.90.010.011 Jun 202525 Nov 2025
Peptide GurusPeptide Gurus
E
Bad
70.80.05.416 Mar 20253 Jul 2025
Peptide-SPeptide-S
E
Bad
326.90.010.011 Jun 202517 Nov 2025
Reta-PeptideReta-Peptide
E
Bad
307.10.010.020 Jun 202525 Nov 2025
Shanghai OuDaXin New Material Technology CenterShanghai OuDaXin New Material Technology Center
E
Bad
42.50.010.011 Aug 20256 Dec 2025
Shanghai Sigma Audley SSAShanghai Sigma Audley SSA
E
Bad
717.30.010.09 Jun 202525 Nov 2025
Tianjin Ruiwang New Material Technology CoTianjin Ruiwang New Material Technology Co
E
Bad
227.80.010.04 Sep 20256 Dec 2025
ZZQ PeptidesZZQ Peptides
E
Bad
55.50.07.624 Jul 20259 Oct 2025
Regenerative ResearchRegenerative Research
X
Unrated
19.79.79.720 Jun 202520 Jun 2025
Pura PeptidesPura Peptides
X
Unrated
18.38.38.324 Jul 202524 Jul 2025
TCITCI
X
Unrated
17.67.67.610 Jun 202510 Jun 2025
Peptide WorldwidePeptide Worldwide
X
Unrated
17.17.17.16 May 20256 May 2025
Shaanxi Dideu MedichemShaanxi Dideu Medichem
X
Unrated
16.46.46.43 Jun 20253 Jun 2025
Wolverine PeptidesWolverine Peptides
X
Unrated
15.05.05.03 Jul 20253 Jul 2025
WllyBIOWllyBIO
X
Unrated
13.63.63.63 Jul 20253 Jul 2025

Most recent Retatrutide tests

Samples are tested in commercial labs

Quantity
Test DateVendorCertificate
Test Score
LabelTestedDifferencePurityBatch IDContainerTested AtSent By
11 Dec 2025Zhejiang Yichenkang BiotechnologyView7.310mg10.4mg+4.0%99.62%(no batch ID)No Label / Silver Crimp / Clear Blue CapLab EPublic
11 Dec 2025LiliPeptideView8.920mg18.5mg-7.5%99.78%081025-1White Label / Silver Crimp / Violet Cap Lab EPublic
11 Dec 2025HXNetView8.020mg19.7mg-1.5%99.95%(no batch ID)Teal Label / Silver Crimp / Yellow CapLab EPublic
11 Dec 2025Tianjin Finder Chemical TFCView8.020mg19.9mg-0.5%99.93%(no batch ID)Silver Label / Silver Crimp / Blue CapLab EPublic
11 Dec 2025HK PeptidesView7.430mg32mg+6.7%99.95%(no batch ID)White Label / Silver Crimp / Black CapLab EPublic
11 Dec 2025Qingdao Saber Technology Pharma QSTView10.010mg10.4mg+4.0%99.92%R1025Ja01No Label / Silver Crimp / Clear Blue CapLab EPublic
11 Dec 2025Qing Li PeptideView6.830mg27.3mg-9.0%99.95%(no batch ID)White Label / Silver Crimp / Blue CapLab EPublic

Corrections

17 Nov 2025: Peptide Sciences
Test results for sample 3tbve3d were published from 31 Oct to 17 Nov 2025, but did not belong to Peptide Sciences: the sample was misidentified, and re-attributed to the correct vendor.
14 Nov 2025: Peptide Sciences
Test results for sample 87u9z6r were published from 8 to 14 Nov 2025, but did not belong to Peptide Sciences: the sample was identified as a counterfeit. They were removed from publishing.
10 Nov 2025: PeptiSlim
The sample was misslabaled by the requester, actual quantity for this sample is 60mg, Quantity has been edited with correct value (previus value was 10 mg)
10 Nov 2025: PeptiSlim
The sample was misslabaled by the requester, actual quantity for this sample is 10mg, Quantity has been edited with correct value (previus value was 60 mg)
5 Nov 2025: Wuhan Wansheng Biotechnology
These were remade and reanalyzed by Lab G. They traced the discrepancy to a likely human error during preparation.
5 Nov 2025: Bfflist AMO
These were remade and reanalyzed by Lab G. They traced the discrepancy to a likely human error during preparation.
5 Nov 2025: LiliPeptide
Lab G mistakenly entered 92 mg instead of 9.2 mg.
29 Aug 2025: Peptide Sciences
Batch identifier for Peptide Sciences Retatrutide 6mg vial tested 30 June was missing. Test score changed from 6.3 to 8.3.
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. Error in analysis by Lab, compound was incorrectly identified as Retatrutide. Lab issued an updated test certificate.