✓ Purity · passBatch · EZP-GHK5005072026-14Shop-provided sample
GHK-Cu × EZP — Lab Test, May 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
99.661%
✓ Excellent purity only
Independently confirmed on the lab’s portal✓ Extra check
COA 167751 matches Janoshik Labs's public record. So this test doesn't rest on our review alone — the lab confirms it too.
Lookup code
4K5XW8XL93D1Look it up on Janoshik Labs ↗Checked May 15, 2026
Test results
7 data points
Purity
99.661%
Endotoxins
Not tested
Heavy metals
Not tested
Stated qty
50 mg
Tested qty
50.75 mg
Qty match
101% of labeled · +1%
0label125%
Batch / Lot
EZP-GHK5005072026-14
COA number
167751
Container
Transparent Pink or Purple / Autumn Gold
Tested by
Janoshik LabsView 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 ezpeptides.com, performed by Janoshik Labs on May 15, 2026. Reported purity: 99.661%. Net content: 50.75 mg against 50 mg labeled (101% of label). Batch EZP-GHK5005072026-14. Sample source: shop-provided. Certificate of analysis attached.
Certificate of analysis
Original document
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