Retatrutide × Unknown Brand — Lab Test, August 2026

Name: Retatrutide Purity Analysis - Unknown Brand
Creator: ILS Laboratories
Published: 2026-08-13
License: https://creativecommons.org/licenses/by/4.0/

Tested Thursday, August 13, 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

100%

✓ Excellent purity only

PeptideRetatrutide

BrandUnknown Brand

LabILS Laboratories

↓ Download COA

Independently confirmed on the lab’s portal✓ Extra check

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

Lookup codeMA4KNH0H

Look it up on ILS Laboratories ↗Checked Aug 13, 2026

Test results

8 data points

Purity

100%

Endotoxins

Not tested

Heavy metals

ICP-MS: Arsenic, Cadmium, Lead, Mercury, Chromium — all Not Detected; Fentanyl Screen: Not Detected

Stated qty

20 mg

Tested qty

21.05 mg

Qty match

105% of labeled · +5%

0label125%

Batch / Lot

GLP320JUL26-01

COA number

COA-2026-SJZFRO

Container

Lyophilized

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 August 13, 2026. Reported purity: 100%. Net content: 21.05 mg against 20 mg labeled (105% of label). Heavy metals: ICP-MS: Arsenic, Cadmium, Lead, Mercury, Chromium — all Not Detected; Fentanyl Screen: Not Detected. Batch GLP320JUL26-01. Sample source: shop-provided. Certificate of analysis attached.