This independent HPLC lab test confirms IGF-1 LR3 1mg from Qing Li Peptide at 99.282% purity. The analysis was conducted by Janoshik Labs on May 15, 2025.
IGF-1 LR3 is a long-acting insulin-like growth factor analog researched for its role in muscle growth, protein synthesis, and cellular regeneration. A purity level of 99.282% indicates high-grade synthesis with minimal contamination.
The full certificate of analysis is available for download on this page
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