LL-37 5mg from Simple Peptide was independently analyzed on January 21, 2026, confirming 99.926% purity by HPLC with LC-MS detection. The net peptide content tested at 6.20mg, demonstrating quality consistency above stated quantity. The sample appears as white lyophilized powder with dark red caps visible in the vial images.
LL-37 is a 37 amino acid antimicrobial peptide researched for its potential in immune modulation, wound healing, and antimicrobial properties. A purity level of 99.926% indicates exceptional-grade synthesis with minimal contamination. Mass spectrometry identification confirms LL-37 molecular structure with [M+2H]2+ at m/z 320.58 and [M+H]+ at m/z 640.18.
The full certificate of analysis (COA #2601190005) is available through Freedom Diagnostics Testing.

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