Retatrutide × Unknown Brand — Lab Test, April 2026

Name: Retatrutide Purity Analysis - Unknown Brand
Creator: ILS Laboratories
Published: 2026-04-22
License: https://creativecommons.org/licenses/by/4.0/

Tested Wednesday, April 22, 2026 · submitted by Peptigrity Team Member 02PEPTIGRITY 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

99.5%

✓ Excellent purity only

PeptideRetatrutide

BrandUnknown Brand

LabILS Laboratories

↓ Download COA

Independently confirmed on the lab’s portal✓ Extra check

COA COA-2026-1VACZC matches ILS Laboratories's public record. So this test doesn't rest on our review alone — the lab confirms it too.

Lookup codeZKEW8MN

Look it up on ILS Laboratories ↗Checked Apr 22, 2026

Test results

8 data points

Purity

99.5%

Endotoxins

<0.25 EU/mL Pass

Heavy metals

Not tested

Stated qty

14 mg

Tested qty

14.63 mg

Qty match

105% of labeled · +5%

0label125%

Batch / Lot

GLP3140426

COA number

COA-2026-1VACZC

Container

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Tested by

ILS LaboratoriesView 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 Retatrutide from Unknown brand, performed by ILS Laboratories on April 22, 2026. Reported purity: 99.5%. Net content: 14.63 mg against 14 mg labeled (105% of label). Endotoxins: <0.25 EU/mL Pass. Batch GLP3140426. Sample source: shop-provided. Certificate of analysis attached.