✓ Purity · pass✓ Lab-verifiedShop-provided sample

Retatrutide — lab test, September 2026

Name: Retatrutide Purity Analysis -
Creator: Janoshik Labs
Published: 2026-09-01
License: https://creativecommons.org/licenses/by/4.0/

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Tested Tuesday, September 01, 2026 · submitted by @Henrik 🏆 Elite

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

99.546%

✓ Excellent purity only

PeptideRetatrutide

BrandShop withheld

LabJanoshik Labs

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Independently confirmed on the lab’s portal✓ Extra check

COA 226575 matches Janoshik Labs's public record. So this test doesn't rest on our review alone — the lab confirms it too.

Lookup codeYKWEWLUFJGNR

Look it up on Janoshik Labs ↗Checked Sep 1, 2026

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Test results

7 data points

Purity

99.546%

Endotoxins

<1 EU/Vial.

Sterility

Not on file

Heavy metals

Not tested

Stated qty

10 mg

Tested qty

10.92 mg

Qty match

109% of labeled · +9%

Batch / Lot

08-2026-H05

COA number

226575

Tested by

Janoshik LabsView profile →

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

About this test

What’s in the vial

Label 10 mg · Lab measured 10.92 mg

109% 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 — 9% 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	226575
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 Retatrutide, performed by Janoshik Labs on September 1, 2026. Reported purity: 99.546%. Net content: 10.92 mg against 10 mg labeled (109% of label). Endotoxins: <1 EU/Vial.. Batch 08-2026-H05. Sample source: shop-provided. Certificate of analysis attached.