Research Use Only. LL-37 is sold as a chemical reagent for in-vitro laboratory research. It is not a drug, supplement, or compounded preparation, and it is not for human or veterinary use. Wholesale Peptide Supply is not a pharmacy or compounding facility under 503A or 503B.
Wholesale LL-37 — Bulk Research Supply
Buy LL-37 wholesale and in bulk from a US-based research peptide supplier. Every lot is sourced in the USA and third-party third-party tested via HPLC/MS. Bulk LL-37 is quoted by dose and volume across 100–1,000 vials, mix-and-match across the catalog.
LL-37 is the only known human cathelicidin peptide, a 37-residue amphipathic helix studied in laboratory models of antimicrobial activity, epithelial signaling and innate immune modulation.
Wholesale Catalog
Available Doses
Published per-vial wholesale pricing for LL-37. Sold in boxes of 10 vials with a 100-vial order minimum you can mix and match across compounds; volume pricing applies at 1,000+ vials. Contact us for larger or custom-volume quotes — typically answered within 10 minutes during business hours.
LL-37 5mg
CAS 154947-66-7 · Immune & Inflammatory
$19/vial · under 1,000 vials · $15.96/vial · 1,000+
Sold in boxes of 10 vials · 100-vial order minimum (mix & match) · 1,000+ unlocks the lower price
Overview
LL-37 is the only known human cathelicidin peptide, a 37-residue amphipathic helix studied in laboratory models of antimicrobial activity, epithelial signaling and innate immune modulation.
History
Identified as the mature peptide released from the human CAMP gene product hCAP18, LL-37 has been extensively characterized in innate immunity research since the mid-1990s.
Key Areas of Research
- Membrane interaction and antimicrobial mechanism
- Innate immune signaling and chemotaxis
- Epithelial and wound-model research
- Structure-activity work on cathelicidin fragments
References
- Dürr U.H.N. et al. (2006). LL-37, the only human member of the cathelicidin family of antimicrobial peptides. Biochim Biophys Acta, 1758(9):1408–1425.
- Vandamme D. et al. (2012). A comprehensive summary of LL-37, the factotum human cathelicidin peptide. Cell Immunol, 280(1):22–35.
LL-37 — Frequently Asked Questions
- What is LL-37?
- LL-37 is the only known human cathelicidin peptide, a 37-residue amphipathic helix studied in laboratory models of antimicrobial activity, epithelial signaling and innate immune modulation.
- What is the CAS number for LL-37?
- The CAS number for LL-37 is 154947-66-7. Its molecular formula is C₂₀₅H₃₄₀N₆₀O₅₃ (MW 4,493.26 g/mol).
- What doses of LL-37 are available wholesale?
- Wholesale Peptide Supply stocks LL-37 in 5mg. Wholesale pricing is provided by quote based on order volume across 100–1,000 vials.
- Is LL-37 third-party tested?
- Yes. Every lot of LL-37 is tested by an independent third-party laboratory using HPLC/MS, and a per-lot Certificate of Analysis documenting identity and purity is available as a paid add-on.
- Is LL-37 for human use?
- No. LL-37 is sold strictly as a chemical reagent for in-vitro laboratory research and is not for human or veterinary use. Wholesale Peptide Supply is not a pharmacy or compounding facility.
- How do I get wholesale pricing for LL-37?
- Request a quote through our contact form or open a wholesale account. An account manager replies with volume pricing and lead times, typically within 10 minutes during business hours.
- Can I order LL-37 in bulk?
- Yes. LL-37 is available for bulk and wholesale orders, quoted by dose and volume across 100, 250, 500, and 1,000-vial bands. Submit the doses and quantities you need for a bulk quote; all material is sourced in the USA and third-party HPLC/MS tested.
Research Use Only
All products are intended solely for laboratory research purposes and are not for human or animal consumption. Must be handled by qualified professionals.
Related Compounds
Immune & Inflammatory
ARA-290
ARA-290 (cibinetide) is an 11-amino-acid peptide derived from the helix-B domain of erythropoietin. It engages the innate repair receptor and is studied in laboratory models of tissue-protective and inflammatory signaling without the erythropoietic activity of the parent hormone.
View details →Immune & Inflammatory
KPV
KPV is a small tripeptide derived from the C-terminus of α-MSH studied for cytokine signaling, NF-κB modulation, and epithelial barrier dynamics.
View details →Immune & Inflammatory
Thymosin Alpha 1
Thymosin Alpha 1 functions as a potent immunomodulator influencing signaling dynamics, cytokine expression, and immune pathway homeostasis.
View details →Immune & Inflammatory
VIP
Vasoactive Intestinal Peptide is a 28-residue basic neuropeptide of the secretin/glucagon superfamily, studied as a VPAC1/VPAC2 receptor agonist in laboratory models of vascular, immune and neuroendocrine signaling.
View details →GLP-1 & Metabolic
Retatrutide
Retatrutide is a synthetic investigational peptide developed as a multi-pathway agonist, representing the next generation of metabolic research compounds. It activates multiple target receptor subtypes for broad systemic effects studied in preclinical models.
View details →GLP-1 & Metabolic
Semaglutide
Semaglutide is a synthetic peptide analog that functions as a long-acting pathway agonist, structurally modified for extended half-life and improved target binding affinity. It is studied in preclinical and laboratory models for its ability to activate target pathways and modulate downstream molecular signaling associated with endocrine regulation.
View details →GLP-1 & Metabolic
Tirzepatide
Tirzepatide is a synthetic peptide that functions as a dual pathway agonist, designed as a once-weekly investigational compound studied in preclinical laboratory models for receptor-mediated signaling and modulation of downstream cascades.
View details →Growth Hormone
Ipamorelin
Ipamorelin is a synthetic pentapeptide and selective secretagogue-type agonist with minimal off-target pathway interference, used to study endocrine signaling and somatotroph axis modulation.
View details →