Tirzepatide × Growth Guys - Lab Test, November 2025
Janoshik Labs publishes a public verification portal. Any test attributed to this lab can be looked up and confirmed directly with the lab — so this result doesn't rest on our review alone.
Test results
About this test
This independent lab analysis confirms Tirzepatide 30mg from Growth Guys at 99.898% purity. The test was conducted by Janoshik Labs on November 27, 2025, with a tested quantity of 32.65mg across multiple vials (32.65mg, 33.03mg, 32.74mg).
Tirzepatide is a dual GIP/GLP-1 receptor agonist researched for its potential role in metabolic regulation, weight management, and glycemic control. A purity level of 99.898% 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 S7Y1D4AWB273
Certificate of analysis
Have you tested this peptide?
Submit your third-party lab test to help the community verify purity claims. Every report is reviewed before publication.