Retatrutide × Unknown Brand — Lab Test, June 2026

Name: Retatrutide Purity Analysis - Unknown Brand
Creator: ILS Laboratories
Published: 2026-06-09
License: https://creativecommons.org/licenses/by/4.0/

Tested Tuesday, June 09, 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

99.56%

✓ Excellent purity only

PeptideRetatrutide

BrandUnknown Brand

LabILS Laboratories

↓ Download COA

Independently confirmed on the lab’s portal✓ Extra check

COA COA-2026-QMH4LR matches ILS Laboratories's public record. So this test doesn't rest on our review alone — the lab confirms it too.

Lookup codeUYKQEWTT

Look it up on ILS Laboratories ↗Checked Jun 9, 2026

Test results

8 data points

Purity

99.56%

Endotoxins

Not tested

Heavy metals

ICP-MS: Arsenic, Cadmium, Chromium, Mercury, Lead all Not Detected; Fentanyl Screen: Not Detected; Sterility (PCR): No Growth

Stated qty

20 mg

Tested qty

21.06 mg

Qty match

105% of labeled · +5%

0label125%

Batch / Lot

124-03-SM

COA number

COA-2026-QMH4LR

Container

Lyophilized Powder

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 June 9, 2026. Reported purity: 99.56%. Net content: 21.06 mg against 20 mg labeled (105% of label). Heavy metals: ICP-MS: Arsenic, Cadmium, Chromium, Mercury, Lead all Not Detected; Fentanyl Screen: Not Detected; Sterility (PCR): No Growth. Batch 124-03-SM. Sample source: shop-provided. Certificate of analysis attached.