This independent LC-MS lab test confirms IGF-1 LR3 1mg from Pure Health Peptides at 99.73 purity. The analysis was conducted by BioRegen on November 6, 2025.
IGF-1 LR3 is an insulin-like growth factor researched for its role in muscle growth, recovery, and anti-aging effects. A purity level of 99.73 indicates minimal contamination and high-grade synthesis.
The full certificate of analysis is available for download on this page.
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