✓ Purity · pass✓ Lab-verifiedShop-provided sample

Tirzepatide — lab test, April 2026

Name: Tirzepatide Purity Analysis -
Creator: Janoshik Labs
Published: 2026-04-10
License: https://creativecommons.org/licenses/by/4.0/

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Tested Friday, April 10, 2026 · submitted by @uther 👑 Legend

Sample source: shop-provided. The shop chose and sent this vial. The Trust Score counts it like any other published test; who sourced the vial is shown so you can weigh it yourself.How we weigh evidence →

HPLC Purity

99.815%

✓ Excellent purity only

PeptideTirzepatide

BrandShop withheld

LabJanoshik Labs

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Independently confirmed on the lab’s portal✓ Extra check

COA 136349 matches Janoshik Labs's public record. So this test doesn't rest on our review alone — the lab confirms it too.

Lookup codeWGSCFWTMCV1A

Look it up on Janoshik Labs ↗Checked Apr 10, 2026

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Test results

6 data points

Purity

99.815%

Endotoxins

Not tested

Sterility

Not on file

Heavy metals

Not tested

Stated qty

10 mg

Tested qty

11.88 mg

Qty match

119% of labeled · +19%

Batch / Lot

ZE10-0301

COA number

136349

Tested by

Janoshik LabsView profile →

Not on file for this certificate: endotoxins, sterility and heavy metals. A purity figure says nothing about those.

About this test

What’s in the vial

Label 10 mg · Lab measured 11.88 mg

119% of label, basis not stated — shown as printed. Reconstituted with 2 mL, a 50-unit draw holds 3 mg using the measured mass, against 2.5 mg on the label — 19% 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 number	136349
Portal lookup	✓ Lab-verified
PDF vs portal	Janoshik Labs's portal shows validity only
Submitted via	Shop panel (bulk upload)
Weight	Counts as one lab test

Independent HPLC purity analysis of Tirzepatide, performed by Janoshik Labs on April 10, 2026. Reported purity: 99.815%. Net content: 11.88 mg against 10 mg labeled (119% of label). Tested content exceeds the labeled amount by 19%. Batch ZE10-0301. Sample source: shop-provided. Certificate of analysis attached.