For research use only. Not for human consumption. Not medical advice — consult a licensed clinician.

Independent test result

LL-37

by BioLongevity Labs· batch 16-3-45954

Purity not on file· tested November 19, 2025

How this batch compares

This batch has no measured purity on file. Across 2 tested batches of LL-37 from BioLongevity Labs, measured purity averages 99.87%. Across all vendors, LL-37 averages 99.27% over 18 COAs.

90.4% 100.0%
Vendor avg (2 batches) 99.87% Peptide avg (18 COAs) 99.27%
Where to buy

Product pages for this peptide at BioLongevity Labs