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Ordered GHK-Cu from Peptidology? Mail in a sample (US only) and let us test it for free.

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90%
Finnrick rating
#30 of 111 GHK-Cu vendors
6 of 6 classifiable tests passed
natural 100%
methodology · Purity focus
Finnrick analysis · GHK-Cu

Peptidology's GHK-Cu rating rests on one mid-2025 batch, so lot-to-lot consistency is not proven. Within that batch, identity passed, purity stayed at 99.74-99.95%, fills ran -10% to +3%, and customer feedback is absent.

methodology →
vendor intelligence report
Vendor Intelligence Report: Peptidology

We investigated who actually operates Peptidology — corporate records, ownership trails, web infrastructure, and how its lab results break down product by product. Read the full report before you order.

22 pages7 risk factors assessed13 Jun 2026
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Peptides
#
Peptide
$/MG
Rating
N
1
GHK-Cuselected
$1.18
90%
6
2
PT-141
$9.00
75%
4
3
Ipamorelin
$8.60
68%
3
4
BPC-157
$5.30
44%
3
5
CJC-1295
$9.00
-
0
6
CJC-IPA
$5.80
-
0
7
Retatrutide
$7.13
-
0
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Vendor policies

Batch identification policy

Batch/lot numbers are printed in black text againsts a holographic label on every unit that passes testing.

Rating trend
CUMULATIVE FINNRICK RATING
83%+65%+48%+30%+<30%14 Jun 2025: 86%14 Jun 2025: 87%10 Jul 2025: 88%10 Jul 2025: 89%11 Aug 2025: 90%11 Aug 2025: 91%15 Sept 2026: current 90%86%90%Jun 25Sep 26
Showing GHK-Cu tests only
Peptidology GHK-Cu test history
COA-backed lab tests

About Peptidology test results from Finnrick

Peptidology is a peptide vendor tracked in Finnrick's independent testing dataset. This page compiles batch-level results across 4 peptides and 16 tests, including ratings, observed price signals, recent test dates, and correction history where available.

Finnrick ratings are calculated from published sample data using the selected rating standard. The default standard evaluates purity, dose accuracy, and label quality, then adjusts low-volume results so small sample counts do not appear more certain than the data supports.

The most visible Peptidology peptides in this dataset are BPC-157 (3 tests), GHK-Cu (6 tests) and Ipamorelin (3 tests). Use the peptide table above to compare the current Finnrick rating, price per mg, and sample volume for each peptide.

Recent tests and corrections are shown below when available. Samples may be acquired by Finnrick directly or submitted through Finnrick testing programs; the goal is to make safety and supply-chain evidence easier to evaluate than vendor marketing claims alone. This page currently lists 16 recent tests. It also includes 2 corrections related to this vendor.

Corrections
2025-07-31
Finnrick data entry
Peptidology ratings for GHK-Cu were updated from B to A, after taking into account the Batch IDs that are included on vials, but were initially not identified by Finnrick.
2025-07-31
Finnrick data entry
Peptidology ratings for BPC-157 were updated from E to C, after taking into account the Batch IDs that are included on vials, but were initially not identified by Finnrick.
Free peptide testing

Ordered GHK-Cu from Peptidology? Mail in a sample (US only) and let us test it for free.

Test my supply