Laboratory research only. Not for human or veterinary use.

Laboratory research peptide

LL-37

Molecular structure

LL-37

5 mg · Single research vial

$64.99USD per vial

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Compound
LL-37
Quantity per vial
5 mg
Format
research vial
SKU
LL37-5
Intended use
Laboratory research only

Not for human or veterinary use. Listed quantities are not doses.

Supporting information

Research & documentation

Published references describe research on the compound. They do not verify a particular commercial batch.

LL-37 · 5mg

The human cathelicidin antimicrobial peptide, studied in innate immunity, antimicrobial activity, inflammation and tissue repair.

  • Research focus: host defence, antimicrobial activity, biofilms, wound biology
  • Evidence: broad mechanistic and preclinical literature, limited therapeutic clinical evidence
  • Format: research vial
What is LL-37?

LL-37 is a 37-residue peptide and the only human cathelicidin-derived antimicrobial peptide.

Why is LL-37 scientifically interesting?

It has been studied for direct antimicrobial effects as well as immune signalling, chemotaxis, angiogenesis, inflammation and wound closure.

How strong is the evidence?

Its biological role is well established, but translating that biology into a safe therapeutic product remains an active research problem.

Research links

2026 LL-37 review
Human cathelicidin review
LL-37 fragment biofilm and cell-line study


Research-use restriction

For laboratory research use only. Not for human or veterinary use, consumption, diagnosis, treatment or administration. Ordering options depend on the regional fulfilment route. Stock is confirmed before dispatch. Contact HeartPep before ordering if your study requires exact-lot documentation.