✓ Purity · pass✓ Lab-verifiedShop-provided sample

Tirzepatide — lab test, September 2026

Tested · submitted by @Directresearchsupply 💬 Contributor
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
99.604%
✓ Excellent purity only
BrandShop withheld
↓ Download COA
Independently confirmed on the lab’s portal✓ Extra check

COA 232094 matches Janoshik Labs's public record. So this test doesn't rest on our review alone — the lab confirms it too.

Lookup codeMTU79UKQ7NHF

Test results

5 data points
Purity
99.604%
Endotoxins
Not tested
Heavy metals
Not tested
Stated qty
10 mg
Tested qty
10.39 mg
Qty match
104% of labeled · +4%
Batch / Lot
N/A
COA number
232094
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 10.39 mg

104% of label, basis not stated — shown as printed. Reconstituted with 2 mL, a 50-unit draw holds 2.6 mg using the measured mass, against 2.5 mg on the label — 4% 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 number232094
Portal lookup✓ Lab-verified
PDF vs portalJanoshik Labs's portal shows validity only
WeightCounts as one lab test

Independent HPLC purity analysis of Tirzepatide, performed by Janoshik Labs on September 14, 2026. Reported purity: 99.604%. Net content: 10.39 mg against 10 mg labeled (104% of label). Sample source: shop-provided. Certificate of analysis attached.

Certificate of analysis

Original document
Issued by Janoshik Labs · Sep 14, 2026 · Batch N/A

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The 1021 other Tirzepatide tests on Peptigrity range from 98.00% to 100.00%. This one sits at 99.60%.

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