Tirzepatide × Unknown Brand — Lab Test, May 2026

Name: Tirzepatide Purity Analysis - Unknown Brand
Creator: Kovera Labs
Published: 2026-05-20
License: https://creativecommons.org/licenses/by/4.0/

Tested Wednesday, May 20, 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

99.538%

✓ Excellent purity only

PeptideTirzepatide

BrandUnknown Brand

LabKovera Labs

↓ Download COA

Independently confirmed on the lab’s portal✓ Extra check

COA KVR-2026-36BB9D matches Kovera Labs's public record. So this test doesn't rest on our review alone — the lab confirms it too.

Lookup codeV8MXDDR

Look it up on Kovera Labs ↗Checked May 20, 2026

Test results

9 data points

Purity

99.538%

Endotoxins

PASS (≤0.5 EU/mL); Fentanyl Presence Analysis: Not Detected

Heavy metals

Arsenic, Cadmium, Lead, Mercury — all Negative

Stated qty

30 mg

Tested qty

33.95 mg

Qty match

113% of labeled · +13%

0label125%

Batch / Lot

TR30-0522

COA number

KVR-2026-36BB9D

Container

Lyophilized Powder / Lavender Cap / Silver Crimp

Tested by

Kovera LabsView profile →

About this test

Independent HPLC purity analysis of Tirzepatide from Unknown brand, performed by Kovera Labs on May 20, 2026. Reported purity: 99.538%. Net content: 33.95 mg against 30 mg labeled (113% of label). Tested content exceeds the labeled amount by 13%. Endotoxins: PASS (≤0.5 EU/mL); Fentanyl Presence Analysis: Not Detected. Heavy metals: Arsenic, Cadmium, Lead, Mercury — all Negative. Batch TR30-0522. Sample source: shop-provided. Certificate of analysis attached.