✓ Purity · passBatch · PTL572Shop-provided sample
PT-141 × peptidemaxxing.com — Lab Test, February 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
99.786%
✓ Excellent purity only
Independently confirmed on the lab’s portal✓ Extra check
COA #107570 matches Janoshik Labs's public record. So this test doesn't rest on our review alone — the lab confirms it too.
Lookup code
C8Q2J9JUS21CLook it up on Janoshik Labs ↗Checked Feb 17, 2026
Test results
6 data points
Purity
99.786%
Endotoxins
Not tested
Heavy metals
Not tested
Stated qty
10 mg
Tested qty
10.04 mg
Qty match
100% of labeled · +0%
0label125%
Batch / Lot
PTL572
COA number
#107570
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 PT-141 from peptidemaxxing.com, performed by Janoshik Labs on February 17, 2026. Reported purity: 99.786%. Net content: 10.04 mg against 10 mg labeled (100% of label). Batch PTL572. Sample source: shop-provided. Certificate of analysis attached.
Certificate of analysis
Original document
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