Retatrutide × Crush Research Supply - Lab Test, February 2026
Test results
About this test
This independent HPLC lab test confirms GLP-1 RT 15mg from Crush Research Supply at 99.83% purity. The analysis was conducted by Freedom Diagnostics Testing on February 25, 2026 using HPLC with UV detection coupled with mass spectrometry.
GLP-1 RT (also known as Retatrutide) is a GIP/GLP-1/glucagon receptor agonist researched for its role in metabolic regulation, weight management, and glycemic control. A purity level of 99.83% indicates minimal contamination and high-grade synthesis. Endotoxin levels tested at ≤0.05 EU/mL, meeting safety specifications.
The full certificate of analysis is available for download on this page.
Certificate of analysis
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