LL-37
Wholesale Human Cathelicidin Antimicrobial Peptide — GMP-Certified, ≥98% HPLC-Verified
LL-37 is a 37-amino-acid antimicrobial peptide of the cathelicidin family, corresponding to the 134-170 segment of human cationic antimicrobial protein 18 (hCAP18). It is widely researched in immune, wound-healing, and wellness science.
Peptide Direct supplies wholesale LL-37 manufactured under GMP and ISO 9001:2015 certified conditions, verified by HPLC analysis to ≥98% purity, and supplied with a Certificate of Analysis on every batch — for clinics, distributors, and wellness brands.
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Specifications
| Property | Detail |
|---|---|
| Compound Name | LL-37 |
| Classification | Cathelicidin-derived antimicrobial peptide |
| Peptide Type | Synthetic 37-amino-acid peptide |
| CAS Number | 597562-32-8 |
| Molecular Formula | C205H340N60O53 |
| Molecular Weight | Approximately 4493.37 g/mol |
| Structure | 37-amino-acid amphipathic peptide corresponding to the 134-170 segment of human cationic antimicrobial protein 18 (hCAP18) |
| Purity | ≥98% (HPLC-verified, batch-by-batch) |
| Format | Lyophilised peptide powder, multi-dose research vials |
| Appearance | White to off-white lyophilised powder prior to reconstitution |
| Solubility | Reconstitute using bacteriostatic water or sterile laboratory-grade water |
Available Strengths
LL-37 is available wholesale in the following strength:
- LL-37 5mg
Available for bulk ordering with flexible MOQs. Private label packaging and labelling is available for qualifying buyers — see our Private Label page for details. If you require additional strengths for your order, contact us to discuss availability.
Quality Assurance
Every batch of LL-37 supplied by Peptide Direct meets the same standard as our full compound range:
- GMP certified manufacturing conditions
- ISO 9001:2015 certified quality management
- HPLC purity verification to ≥98%, batch-by-batch
- Certificate of Analysis supplied with every order
Wholesale Information
LL-37 is available through Peptide Direct for:
- Wholesale peptide supply
- International distribution
- Commercial wellness partnerships
- Private label solutions
Storage Information
Store refrigerated at 2–8°C in a cool, dry environment away from direct light. For long-term storage prior to reconstitution, freezing conditions are recommended. Storage conditions are confirmed on the Certificate of Analysis supplied with each order.
Frequently Asked Questions
What is LL-37?
LL-37 is a 37-amino-acid antimicrobial peptide of the cathelicidin family, corresponding to the 134-170 segment of human cationic antimicrobial protein 18 (hCAP18). It is widely researched in immune, wound-healing, and wellness science.
What purity does Peptide Direct's LL-37 meet?
All LL-37 supplied by Peptide Direct is verified by HPLC analysis to a minimum purity of ≥98% on a batch-by-batch basis, with a Certificate of Analysis supplied on every order.
What strengths are available?
LL-37 is available wholesale in 5mg, with flexible minimum order quantities for bulk buyers. Contact us if you require other strengths.
Can I get LL-37 under my own brand?
Yes. Private label packaging, vials, and labelling are available for qualifying wholesale buyers. See our Private Label page for details.
How should LL-37 be stored?
Store refrigerated at 2–8°C, away from direct light. For long-term storage, freezing conditions are recommended prior to reconstitution.
Is LL-37 manufactured under GMP conditions?
Yes. All LL-37 supplied by Peptide Direct is manufactured under GMP and ISO 9001:2015 certified conditions, the same standard applied across our full compound range.
For research and laboratory purposes only. Not intended for human consumption, medical use, diagnosis, treatment, cure, or prevention of any disease. Products sold by Peptide Direct are intended exclusively for qualified research professionals and licensed institutions. Buyers are responsible for ensuring compliance with all applicable laws and regulations within their jurisdiction.