✓ Purity · passBatch · ULP-21504AShop-provided sample
GHK-Cu × umbrellalabs.is — Lab Test, July 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
99.31%
✓ Excellent purity only
Independently confirmed on the lab’s portal✓ Extra check
COA 2607130513 matches freedomdiagnosticstesting.com's public record. So this test doesn't rest on our review alone — the lab confirms it too.
Lookup code
Umbr2607130513Look it up on freedomdiagnosticstesting.com ↗Checked Jul 15, 2026
Test results
7 data points
Purity
99.31%
Endotoxins
Not tested
Heavy metals
Not tested
Stated qty
5 mg
Tested qty
4.26 mg
Qty match
85% of labeled · -15%
0label125%
Batch / Lot
ULP-21504A
COA number
2607130513
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
Independent HPLC purity analysis of GHK-Cu from umbrellalabs.is, performed by freedomdiagnosticstesting.com on July 15, 2026. Reported purity: 99.31%. Net content: 4.26 mg against 5 mg labeled (85% of label). Tested content is 15% below the labeled amount. Batch ULP-21504A. Sample source: shop-provided. Certificate of analysis attached.
Certificate of analysis
Original document
Issued by freedomdiagnosticstesting.com · Jul 15, 2026 · Batch ULP-21504A
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