Tirzepatide × Unknown Brand — Lab Test, August 2026

Name: Tirzepatide Purity Analysis - Unknown Brand
Creator: Kovera Labs
Published: 2026-08-19
License: https://creativecommons.org/licenses/by/4.0/

Tested Wednesday, August 19, 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

99.615%

✓ Excellent purity only

PeptideTirzepatide

BrandUnknown Brand

LabKovera Labs

↓ Download COA

Independently confirmed on the lab’s portal✓ Extra check

COA KVR-2026-5D6A40 matches Kovera Labs's public record. So this test doesn't rest on our review alone — the lab confirms it too.

Lookup codeQ0IZ7KQ

Look it up on Kovera Labs ↗Checked Aug 19, 2026

Test results

9 data points

Purity

99.615%

Endotoxins

<0.5 EU/mL PASS

Heavy metals

As, Cd, Pb, Hg — all Negative

Stated qty

20 mg

Tested qty

22.82 mg

Qty match

114% of labeled · +14%

0label125%

Batch / Lot

TZ20-002

COA number

KVR-2026-5D6A40

Container

Lyophilized Powder / Black 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 August 19, 2026. Reported purity: 99.615%. Net content: 22.82 mg against 20 mg labeled (114% of label). Tested content exceeds the labeled amount by 14%. Endotoxins: <0.5 EU/mL PASS. Heavy metals: As, Cd, Pb, Hg — all Negative. Batch TZ20-002. Sample source: shop-provided. Certificate of analysis attached.