This independent HPLC-MS lab test confirms IGF-1 LR3 0.1mg from Real Peptides at 99.534% purity. The analysis was conducted by Freedom Diagnostics Testing on March 5, 2026.
IGF-1 LR3 (Long Arg3 Insulin-like Growth Factor-1) is researched for lean muscle growth, strength development, and anabolic tissue support. A purity level of 99.534% indicates high-grade synthesis with minimal contamination.
The full certificate of analysis is available for download on this page.

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