§ CERTIFICATE OF ANALYSIS · THIRD-PARTY HPLC · APR-2026● VERIFIED SUBMISSION · PUBLIC RECORD

Home › Lab Tests › Reta One Labs, Tirzepatide

◆ Batch ID · TZ300326✓ Verified · Pass

Tirzepatide × Reta One Labs - Lab Test, April 2026

Tested Wednesday, April 15, 2026 · submitted by @Frank 👑 Legend

HPLC Purity

99.92%

✓ Excellent

PeptideTirzepatide

Brandretaonelabs.com

LabKovera Labs

↓ Download COA 🔗 Share

Test results

8 data points

Purity

99.92%

Endotoxins

PASS (≤0.5 EU/mL)

Stated qty

30 mg

Tested qty

33.41 mg

Qty match

111% of labeled · +11%

Batch ID

TZ300326

Container

Lyophilized powder / Green cap / Silver crimp

Tested by

Kovera LabsView profile →

◆ Quantity verification

30 mg→33.41 mg+11%

About this test

This independent RP-HPLC lab test confirms Tirzepatide 30mg from Reta One Labs at 99.920% purity. The analysis was conducted by Kovera Labs on April 15, 2026.

Tirzepatide is a dual GIP/GLP-1 receptor agonist researched for metabolic regulation, weight management, and glycemic control. A purity level of 99.920% indicates minimal impurities and pharmaceutical-grade synthesis quality. Heavy metal screening confirmed negative results for arsenic, cadmium, lead, and mercury. Endotoxin safety passed at ≤0.5 EU/mL.

The full certificate of analysis is available for download on this page.