Home › Lab Tests › blank peptides, GHK-Cu

✓ Purity · pass✓ Lab-verifiedShop-provided sample

GHK-Cu × blank peptides — lab test, June 2026

Name: GHK-Cu Purity Analysis - blank peptides
Creator: freedomdiagnosticstesting.com
Published: 2026-06-22
License: https://creativecommons.org/licenses/by/4.0/

Sample label: blankpeptides.com

Lotlook this batch up across every shop →Check another lot

Tested Monday, June 22, 2026 · submitted by Peptigrity Team Member 02PEPTIGRITY TEAM

Sample source: shop-provided. The shop chose and sent this vial. Samples bought at retail by a member carry more weight.How we weigh evidence →

HPLC Purity

99.92%

✓ Excellent purity only

PeptideGHK-Cu

Brandblank peptides

Labfreedomdiagnosticstesting.com

↓ Download COA

Independently confirmed on the lab’s portal✓ Extra check

COA 2606190037 matches freedomdiagnosticstesting.com's public record. So this test doesn't rest on our review alone — the lab confirms it too.

Lookup codeWhol2606190037

Look it up on freedomdiagnosticstesting.com ↗Checked Jun 22, 2026

Test results

8 data points

Purity

99.92%

Endotoxins

Pass

Heavy metals

Not tested

Stated qty

100 mg

Tested qty

112.29 mg

Qty match

112% of labeled · +12%

Batch / Lot

GHK100-062026-1

COA number

2606190037

Container

Blue Lyophilized Powder

Tested by

freedomdiagnosticstesting.comView profile →

This is a purity and identity analysis. Sterility, endotoxins, and heavy metals were not screened — a high purity figure says nothing about those.

About this test

What’s in the vial

Label 100 mg · Lab measured 112.29 mg

112% of label, basis not stated — shown as printed. Reconstituted with 2 mL, a 50-unit draw holds 28.1 mg using the measured mass, against 25 mg on the label — 12% more.

One vial from this lot was weighed by the laboratory, not yours. This page reports what the certificate says; it does not recommend a dose.

Verification trail

Report number	2606190037
Portal lookup	✓ Lab-verified
Checked	28 Aug 2026date taken from the record, not from a logged check
Checked by	Peptigrity staff, against the lab's portal
PDF vs portal	freedomdiagnosticstesting.com's portal shows validity only
Weight	Counts as one lab test

Independent HPLC purity analysis of GHK-Cu from blank peptides, performed by freedomdiagnosticstesting.com on June 22, 2026. Reported purity: 99.92%. Net content: 112.29 mg against 100 mg labeled (112% of label). Tested content exceeds the labeled amount by 12%. Endotoxins: Pass. Batch GHK100-062026-1. Sample source: shop-provided. Certificate of analysis attached.

Certificate of analysis

Original document

Issued by freedomdiagnosticstesting.com · Jun 22, 2026 · Batch GHK100-062026-1

Other lots of GHK-Cu from blank peptides

Lot	Tested	Lab	Purity	vs label	Status
665394	7 Apr 2026	freedomdiagnosticstesting.com	99.789%	98%	Unverified
Klow-032026-4	11 Mar 2026	freedomdiagnosticstesting.com	99.755%	101%	Unverified
GHKC12012025-J	7 Jan 2026	freedomdiagnosticstesting.com	99.272%	105%	Unverified
GLOW258018-H	29 Dec 2025	freedomdiagnosticstesting.com	99.685%	107%	Unverified
GHKC11182025-J	21 Nov 2025	freedomdiagnosticstesting.com	99.812%	100%	Unverified
KLOW8010082025-02	14 Oct 2025	freedomdiagnosticstesting.com	99.68%	99%	Unverified
GHKC10010082025-03	12 Oct 2025	freedomdiagnosticstesting.com	99.882%	97%	Unverified
GLOW09082025-J	13 Sept 2025	freedomdiagnosticstesting.com	99.64%	111%	Unverified

Batches this shop has published a certificate for, newest first. A lot whose printed value cannot identify a batch is not listed.

Related lab tests

8 tests

The 811 other GHK-Cu tests on Peptigrity range from 95.76% to 100.00%. This one sits at 99.92%.

Community discussion

0 comments

Join the discussion — sign in to leave a comment on this lab test.

Have you tested this peptide?

Submit your third-party lab test to help the community verify purity claims. Every report is reviewed before publication.