Buy LL-37
Starts from €39.99. Compare 7 shops by price, strength and stock, updated hourly.
Human cathelicidin antimicrobial peptide of 37 amino acids.
Prices synced
- Lowest single unit
- €39.99
- Research Peptides Europe · 5 mg vial
- Lowest price per mg
- €8.00
- Research Peptides Europe · 5 mg vial
- Shop spread
- +133%
- Highest vs lowest, 5 mg vial
- Shops
24Peptides
BioBoostX
Lumo Peptides
PeptaNova
PeptideHaus
Peptiden Kaufen
Research Peptides Europe- 10 offers in stock
Vial · lyophilised powder in a sealed vial
100 mcg vial
1 shop in stock
5 mg vial
6 shops in stock · highest price is 133% above lowest
| Shop | Listing | Pack | Price | Stock | Visit |
|---|---|---|---|---|---|
| Research Peptides Europe LL-37 5mg Lowest · in stock | LL-37 5mg | Single | €39.99 €8.00/mg earlier price VAT unconfirmed | Lowest · in stock | View |
| PeptideHaus LL-37 Cap-18 Peptide Vial 5mg In stock | LL-37 Cap-18 Peptide Vial 5mg | Single | €45.85 €9.17/mg | In stock | View |
| BioBoostX LL-37 5mg In stock | LL-37 5mg | Single | €45.95 €9.19/mg | In stock | View |
| 24Peptides LL-37 5mg In stock | LL-37 5mg | Single | €54.00€59.00 €10.80/mg VAT unconfirmed | In stock | View |
| Lumo Peptides LL-37 5mg In stock | LL-37 5mg | Single | €54.95 €10.99/mg | In stock | View |
| Peptiden Kaufen LL-37 In stock | LL-37 | Single | €93.00 €18.60/mg VAT unconfirmed | In stock | View |
| PeptideHaus LL-37 5mg × 10 Vials · 10-pack Best per unit | LL-37 5mg × 10 Vials | 10-pack | €214.00 €21.40 each €4.28/mg | Best per unit | View |
Pen · pre-filled injector pen
5 mg pen
1 shop in stock
| Shop | Listing | Pack | Price | Stock | Visit |
|---|---|---|---|---|---|
| PeptideHaus LL-37 (CAP-18) Pre-Mixed Pen 5 MG Lowest · in stock | LL-37 (CAP-18) Pre-Mixed Pen 5 MG | Single | €96.18 €19.24/mg | Lowest · in stock | View |
Nasal spray · nasal spray kit
Strength n/a nasal spray
1 shop in stock
| Shop | Listing | Pack | Price | Stock | Visit |
|---|---|---|---|---|---|
| PeptideHaus LL-37 Nasal Spray 15 mL Lowest · in stock | LL-37 Nasal Spray 15 mL | Single | €49.73 | Lowest · in stock | View |
Chemistry
LL-37 molecular data
- Molecular formula
- C205H340N60O53
- Molecular weight
- 4,493 g/mol
- Reference records
- PubChem 16198951Wikidata
Reference data for the compound itself, from PubChem (NCBI). It does not describe the salt form or purity of any shop's product.
Published research
What has been published on LL-37
2,834 papers mention LL-37 in the title or abstract. Studies range from laboratory work to clinical trials. A paper listed here is not an endorsement and says nothing about whether LL-37 is safe, effective or approved for any use.
37 randomized trials in PubMed
Most citedName in the title
- Ll-37, the Neutrophil Granule–And Epithelial Cell–Derived Cathelicidin, Utilizes Formyl Peptide Receptor–Like 1 (Fprl1) as a Receptor to Chemoattract Human Peripheral Blood Neutrophils, Monocytes, and T Cells
De Yang, Qian Chen, Albert P. Schmidt et al. · The Journal of Experimental Medicine · 2000
Study in humansOpen access1,238 citationsRead the open copy →
- LL-37, the only human member of the cathelicidin family of antimicrobial peptides
U. Dürr, U. S. Sudheendra, Ayyalusamy Ramamoorthy · Biochimica et Biophysica Acta (BBA) - Biomembranes · 2006
ReviewOpen access1,049 citationsRead the open copy →
- Human cathelicidin, hCAP-18, is processed to the antimicrobial peptide LL-37 by extracellular cleavage with proteinase 3
Ole E. Sørensen, Per Follin, Anders Holten Johnsen et al. · Blood · 2001
Study in humans895 citations
LatestName in title or abstract
- Characterization of Immunomodulators and Cellular Signaling Molecules in Cleft Lip and Palate Tissues According to Cleft Laterality
Laura Ozola, Māra Pilmane, Mārtiņš Vaivads · Journal of Personalized Medicine · 2026
Open access · CC BYRead the open copy →
- Acute Intravenous Tolerability of Antimicrobial Peptides Derived from the Human Cathelicidin LL-37 and Local Antibacterial Activity of Its FK-16 Fragment in A Methicillin-Resistant Staphylococcus epidermidis Rat Femoral Osteotomy Model
Vincenzo Pennone, Stefania Mamberti, Giada Meogrossi et al. · Antibiotics · 2026
Open access · CC BYRead the open copy →
- Psoríase: Revisão das Bases Imunológicas e Avanços Terapêuticos com Imunobiológicos
Daniela Costa, Brenda Pessôa, Cendi Freitas et al. · Nursing Edição Brasileira · 2026
Open access · CC BYRead the open copy →
- Regenerative antibiotics: Mesenchymal stromal cells and their secretome as a dual-action platform for antimicrobial therapy and tissue repair
Sanjay Gottipamula, N. K. Venkataramana · Tzu Chi Medical Journal · 2026
Open access · CC BY-NC-SARead the open copy →
- Rosácea: Patogênese, Classificação por Fenótipos e Tratamento Baseado em Evidências
Clara Teixeira Junqueira, Lara Sartori Tasca, Leticia Marangoni Alves et al. · Nursing Edição Brasileira · 2026
Open access · CC BYRead the open copy →
All 2,834 papers, charts and facts →·on OpenAlex· Source: OpenAlex (CC0), refreshed weekly, last 4 Nov 2026, 08:26 UTC.
How to read these prices
- All prices are EUR including VAT and read from each shop’s public feed. Sold-out offers are shown but never counted as lowest.
- Per mg divides the unit price by the strength of one unit. Packs are compared by price per unit.
- A “code name” tag means the shop sells this under a code name that we matched to LL-37.
LL-37 price questions
Where is LL-37 cheapest?
Research Peptides Europe has the lowest in-stock single-unit price for LL-37 at €39.99 (5 mg vial, incl. VAT). Per mg, Research Peptides Europe is lowest at €8.00/mg (5 mg vial). Prices checked 4 Nov 2026, 21:00 UTC.
How many shops sell LL-37?
7 tracked shops currently list LL-37: 24Peptides, BioBoostX, Lumo Peptides, PeptaNova, PeptideHaus, Peptiden Kaufen, Research Peptides Europe. In total there are 10 offers.
Which forms of LL-37 are listed?
Vial (lyophilised powder in a sealed vial); Pen (pre-filled injector pen); Nasal spray (nasal spray kit).
Is LL-37 for human use?
Shops list it for laboratory research only. Peptilyze is a price comparison and gives no medical, dosing or usage advice.
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