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Reta-Peptide

Reta-Peptide

GHK-Cu

Finnrick tested 27 samples of GHK-Cu from Reta-Peptide between 16 Jul 2025 and 20 Jul 2026. Test scores average over 4, no score below 3, and at least 6 tests warrant a confident Finnrick Rating of D (Poor).

Finnrick Rating™
D
POOR
Reta-Peptide
GHK-Cu
Tested 27 Samples
Last test 20 Jul 2026

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Other GHK-Cu tests from top-rated vendors:

Shanghai Baoju
A
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A

All GHK-Cu tests from Reta-Peptide

Samples are tested in commercial labs

Tests Count

27

Scores

AVG7.8MIN3.9MAX10.0

Last

20 Jul 2026

First

16 Jul 2025
Quantity
Test DateCertificate
Test Score
LabelTestedDifferencePurityEndotoxinsBatch IDContainerTested AtSent By
20 Jul 2026View8.050mg47.5mg-5.0%99.90%
not detected
(no batch ID)No label / Silver crimp / White capLab EPublic
13 Jul 2026View8.450mg44.8mg-10.4%99.90%n/aFeb 1, 2026No label / Silver crimp / White capLab EPublic
2 Jun 2026View9.5100mg106.5mg+6.5%99.90%n/a50826White label / Silver crimp / Violet capLab EPublic
27 May 2026View9.0100mg108mg+8.0%99.90%n/aCu100No label / Silver crimp / Red capLab EPublic
27 May 2026View9.050mg53.3mg+6.6%99.70%n/aFebruary 2, 2026No Label / Silver Crimp / Blue CapLab EPublic
19 May 2026View3.9100mg82.4mg-17.6%99.30%
below LOQ
(no batch ID)No label / Silver crimp / Blue capLab EPublic
5 May 2026View10.0100mg99.9mg-0.1%99.90%n/aFeb 1, 2026No Label / Silver Crimp / Red CapLab EPublic
28 Apr 2026View8.050mg51.2mg+2.4%99.90%n/a(no batch ID)No Label / Silver Crimp / White CapLab EPublic
23 Apr 2026View10.050mg49.9mg-0.2%99.90%n/aFeb 1, 2026No Label / Silver Crimp / Blue CapLab EPublic
4 Mar 2026View5.5100mg111.2mg+11.2%99.60%n/a(no batch ID)No Label / Silver Crimp / Red CapLab GPublic
20 Feb 2026View9.8100mg101.5mg+1.5%99.80%n/aJan 3, 2026No Label / Silver Crimp / Red CapLab GPublic
20 Feb 2026View9.8100mg103mg+3.0%99.83%n/aDec 12, 20255No Label / Silver Crimp / Red CapLab EPublic
11 Feb 2026View8.0100mg95.8mg-4.2%99.90%n/a(no batch ID)No Label / Green Crimp / Clear CapLab EPublic
26 Jan 2026View7.4100mg117mg+17.0%99.90%n/aNOV 8, 2025White Label / Silver Crimp / Red CapLab EPublic
25 Nov 2025View8.050mg51.6mg+3.2%99.93%n/a(no batch ID)No Label / Silver Crimp / Blue Cap Lab EPublic
25 Nov 2025View5.3100mg112mg+12.0%99.64%
not detected
(no batch ID)No Label / Silver Crimp / Blue Cap Lab EPublic
4 Nov 2025View8.0100mg104mg+4.0%99.95%n/a(no batch ID)No Label / Silver Crimp / White CapLab EPublic
27 Oct 2025View10.0100mg104.9mg+4.9%99.98%n/aJuly 15, 2025No Label / Silver Crimp / Red Cap Lab APublic
27 Oct 2025View8.050mg52.22mg+4.4%99.98%n/a(no batch ID)No Label / Silver Crimp / Blue Cap Lab APublic
23 Oct 2025View8.050mg50.6mg+1.2%99.95%n/a(no batch ID)No Label / Silver Crimp / White Cap Lab EPublic
7 Oct 2025View4.750mg37mg-26.0%99.80%n/a(no batch ID)No Label / Silver Crimp / White Cap Lab GPublic
3 Oct 2025View9.250mg53.7mg+7.4%99.95%n/a07/15/2025Silver Label / Silver Crimp / Blue Cap Lab EPublic
25 Sep 2025View9.3100mg107mg+7.0%99.95%n/aJuly 15, 2025No Label / Silver Crimp / Red Cap Lab EPublic
4 Sep 2025View8.050mg48.6mg-2.8%99.95%n/a(no batch ID)Clear Label / Silver Crimp / Blue CapLab EPublic
4 Aug 2025View6.550mg54.9mg+9.8%99.88%n/a(no batch ID)No Label / Silver Crimp / Blue Cap Lab EPublic
4 Aug 2025View5.350mg58.3mg+16.6%99.85%n/a(no batch ID)No Label / Silver Crimp / Blue Cap Lab EPublic
16 Jul 2025View5.0100mg80.55mg-19.4%99.87%n/a(no batch ID)No Label / Silver Crimp / Blue CapLab FPublic
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