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

Home › Lab Tests › Growth Guys, Retatrutide

◆ Batch ID · RET21✓ Verified · Pass

Retatrutide × Growth Guys - Lab Test, March 2026

Tested Monday, March 23, 2026 · submitted by @Frank 👑 Legend

HPLC Purity

99.40%

✓ Excellent

PeptideRetatrutide

Brandgrowthguys.is

LabJanoshik Labs

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Test results

6 data points

Purity

99.40%

Endotoxins

Not tested

Stated qty

10 mg

Tested qty

11.68 mg

Qty match

117% of labeled · +17%

Batch ID

RET21

Tested by

Janoshik LabsView profile →

◆ Quantity verification

10 mg→11.68 mg+17%

About this test

This independent lab analysis confirms Retatrutide 10mg from Growth Guys at 99.402% purity. The test was conducted by Janoshik Labs on March 23, 2026, with a tested quantity of 11.68mg across multiple vials (11.68mg, 11.46mg, 11.54mg).

Retatrutide is a triple GIP/GLP-1/glucagon receptor agonist researched for its potential role in metabolic regulation, weight management, and glycemic control. A purity level of 99.402% indicates high-grade synthesis with minimal impurities.

The full certificate of analysis is available for verification at www.janoshik.com/verify/ using the unique key 6XL5H95NCLHB.