Retatrutide × Unknown Brand — Lab Test, May 2026

Name: Retatrutide Purity Analysis - Unknown Brand
Creator: Kovera Labs
Published: 2026-05-27
License: https://creativecommons.org/licenses/by/4.0/

Tested Wednesday, May 27, 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

99.654%

✓ Excellent purity only

PeptideRetatrutide

BrandUnknown Brand

LabKovera Labs

↓ Download COA

Independently confirmed on the lab’s portal✓ Extra check

COA KVR-2026-BB4C14 matches Kovera Labs's public record. So this test doesn't rest on our review alone — the lab confirms it too.

Lookup codeDR01F76

Look it up on Kovera Labs ↗Checked May 27, 2026

Test results

9 data points

Purity

99.654%

Endotoxins

PASS (≤0.5 EU/mL)

Heavy metals

As, Cd, Pb, Hg — all Negative

Stated qty

20 mg

Tested qty

26.85 mg

Qty match

134% of labeled · +34%

0label125%

Batch / Lot

AA-GL3R20-0527

COA number

KVR-2026-BB4C14

Container

Lyophilized Powder / Purple Cap / Silver Crimp

Tested by

Kovera LabsView profile →

About this test

Independent HPLC purity analysis of Retatrutide from Unknown brand, performed by Kovera Labs on May 27, 2026. Reported purity: 99.654%. Net content: 26.85 mg against 20 mg labeled (134% of label). Tested content exceeds the labeled amount by 34%. Endotoxins: PASS (≤0.5 EU/mL). Heavy metals: As, Cd, Pb, Hg — all Negative. Batch AA-GL3R20-0527. Sample source: shop-provided. Certificate of analysis attached.