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Purity · pass✓ Lab-verifiedShop-provided sample

PT-141 × restore peptides — lab test, April 2026

Tested · submitted by Peptigrity Team Member 01PEPTIGRITY 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
99.804%
Excellent purity only
↓ Download COA
Independently confirmed on the lab’s portal✓ Extra check

COA 151449 matches Janoshik Labs's public record. So this test doesn't rest on our review alone — the lab confirms it too.

Lookup code97QUQW91G3K2

Test results

5 data points
Purity
99.804%
Endotoxins
Not tested
Heavy metals
Not tested
Stated qty
10 mg
Tested qty
10.75 mg
Qty match
108% of labeled · +8%
Batch / Lot
N/A
COA number
151449
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

What’s in the vial

Label 10 mg · Lab measured 10.75 mg

108% of label, basis not stated — shown as printed. Reconstituted with 2 mL, a 50-unit draw holds 2.7 mg using the measured mass, against 2.5 mg on the label — 8% 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 number151449
Portal lookup✓ Lab-verified
Checked28 Aug 2026date taken from the record, not from a logged check
Checked byPeptigrity staff, against the lab's portal
PDF vs portalJanoshik Labs's portal shows validity only
WeightCounts as one lab test

Independent HPLC purity analysis of PT-141 from restore peptides, performed by Janoshik Labs on April 30, 2026. Reported purity: 99.804%. Net content: 10.75 mg against 10 mg labeled (108% of label). Sample source: shop-provided. Certificate of analysis attached.

Certificate of analysis

Original document
Issued by Janoshik Labs · Apr 30, 2026 · Batch N/A

Related lab tests

7 tests

The 260 other PT-141 tests on Peptigrity range from 97.00% to 99.98%. This one sits at 99.80%.

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