LL-37 Antimicrobial Peptide Injection Bioactive Therapy 4 mgThis product needs to be purchased from our Partner company Skydell Medical. Set up an account here to Buy: **Create Account Here LL 37 is an antimicrobial peptide, part of the cathelicidin family, produced by immune cells and epithelial cells in the human body. It plays a key role in the innate immune response. LL 37 Peptide Benefits: Antimicrobial Activity: Broad Spectrum Defense: LL 37 is effective against various pathogens including bacteria,