LL-37.
U.S. residents only · Research-use only
Research-grade precision.
LL-37 is the only known cathelicidin-family antimicrobial peptide in humans — a 37-amino-acid cationic peptide derived from the precursor hCAP18.
Published research has investigated LL-37’s interactions with bacterial membrane lipids, innate-immune signaling, and wound-environment microbiology.
Supplied as research-grade lyophilized powder. Each vial includes Certificate of Analysis. Research use only. Not for human consumption.
For in-vitro research only. Not for human consumption.
The spec sheet.
Pristine, paired.
Lyophilized
Compressed peptide cake at the bottom of the vial. Stable for transit and shelf storage.
Sealed
White flip-top + silver aluminum crimp ring. Tamper-evident, sterile to the rubber stopper.
Audited
Third-party HPLC tested for identity and purity. COA emails alongside your shipping confirmation.
Discreet
Plain padded mailer, USPS Priority. Standard 2–3 day shipping in the continental US.
