✓ Purity · passBatch · GHK50002Shop-provided sample
GHK-Cu × puratekpeptides.com — Lab Test, June 2026
Tested · submitted by @Frank 👑 Legend
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
99.89%
✓ Excellent purity only
Independently confirmed on the lab’s portal✓ Extra check
COA COA-2026-8MBTMX matches ILS Laboratories's public record. So this test doesn't rest on our review alone — the lab confirms it too.
Lookup code
EZ2JUBACLook it up on ILS Laboratories ↗Checked Jun 1, 2026
Test results
7 data points
Purity
99.89%
Endotoxins
Not tested
Heavy metals
Not tested
Stated qty
50 mg
Tested qty
53.67 mg
Qty match
107% of labeled · +7%
0label125%
Batch / Lot
GHK50002
COA number
COA-2026-8MBTMX
Container
Lyophilized, 3mL vial
Tested by
ILS LaboratoriesView 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
Independent HPLC purity analysis of GHK-Cu from puratekpeptides.com, performed by ILS Laboratories on June 1, 2026. Reported purity: 99.89%. Net content: 53.67 mg against 50 mg labeled (107% of label). Batch GHK50002. Sample source: shop-provided. Certificate of analysis attached.
Certificate of analysis
Original document
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