This independent HPLC with UV detection coupled with mass spectrometry lab test confirms Retatrutide 16mg from Glacier Aminos at 99.852% purity. The analysis was conducted by Freedom Diagnostics Testing on October 30, 2025.
Retatrutide is a triple GIP/GLP-1/glucagon receptor agonist researched for its role in metabolic regulation, weight management, and glycemic control. A purity level of 99.852% indicates minimal contamination and high-grade synthesis. Mass identification confirmed the compound as GLP-RT.
The full certificate of analysis is available for download on this page.

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