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A clear glass vial with a blue cap containing 5 mg of lyophilized powder labeled LL-37 (CAP-18), indicating a purity of 99% or higher, marked for research use only and not for human or veterinary use.
A vial labeled 'LL-37 (CAP-18) 5MG' displayed against a gradient background. The label highlights a purity of '≥99%' and mentions 'lyophilized powder.' Surrounding text references applications in respiratory research, skin and wound studies, and biofilm control data, indicating ongoing research to broaden its application spectrum.
A product image featuring a vial labeled 'LL-37 (CAP-18) 5MG' with a blue cap, indicating a purity of over 99%. The vial is designed for research use only and is accompanied by text describing its applications in examining chemotaxis, cytokine balance, and microbial defense, against a background of abstract scientific visuals.
A vial of LL-37 5mg (CAP-18) from Pure Lab Peptides, featuring a blue capped lid. The label indicates a purity of ≥99% and describes it as a lyophilized powder intended for research use only. Background elements suggest a scientific context, including lines and nodes resembling data connectivity. Text mentions the product's role in disrupting microbial biofilms and its synergy with antibiotics.
A labeled vial of LL-37 (CAP-18) containing 5mg of lyophilized powder, highlighting its antimicrobial properties and purity level of over 99%. The background features a network design, and there's a green speech bubble stating its effectiveness against diverse bacteria and studied antiviral activity.
Certificate of Analysis for LL-37 (human cathelicidin fragment) from Pure Lab Peptides, detailing product information, analytical test results, and quality assurance information including specifications and results for appearance, identity, purity, acetic acid content, and peptide content, with approval dated August 17, 2025.
A clear glass vial with a blue cap containing 5 mg of lyophilized powder labeled LL-37 (CAP-18), indicating a purity of 99% or higher, marked for research use only and not for human or veterinary use.
A vial labeled 'LL-37 (CAP-18) 5MG' displayed against a gradient background. The label highlights a purity of '≥99%' and mentions 'lyophilized powder.' Surrounding text references applications in respiratory research, skin and wound studies, and biofilm control data, indicating ongoing research to broaden its application spectrum.
A product image featuring a vial labeled 'LL-37 (CAP-18) 5MG' with a blue cap, indicating a purity of over 99%. The vial is designed for research use only and is accompanied by text describing its applications in examining chemotaxis, cytokine balance, and microbial defense, against a background of abstract scientific visuals.
A vial of LL-37 5mg (CAP-18) from Pure Lab Peptides, featuring a blue capped lid. The label indicates a purity of ≥99% and describes it as a lyophilized powder intended for research use only. Background elements suggest a scientific context, including lines and nodes resembling data connectivity. Text mentions the product's role in disrupting microbial biofilms and its synergy with antibiotics.
A labeled vial of LL-37 (CAP-18) containing 5mg of lyophilized powder, highlighting its antimicrobial properties and purity level of over 99%. The background features a network design, and there's a green speech bubble stating its effectiveness against diverse bacteria and studied antiviral activity.
Certificate of Analysis for LL-37 (human cathelicidin fragment) from Pure Lab Peptides, detailing product information, analytical test results, and quality assurance information including specifications and results for appearance, identity, purity, acetic acid content, and peptide content, with approval dated August 17, 2025.

LL-37 5mg (CAP-18)

$84.99

(5.0) (20 customer reviews)
A vial labeled 'LL-37 (CAP-18) 5MG' displayed against a gradient background. The label highlights a purity of '≥99%' and mentions 'lyophilized powder.' Surrounding text references applications in respiratory research, skin and wound studies, and biofilm control data, indicating ongoing research to broaden its application spectrum.
A product image featuring a vial labeled 'LL-37 (CAP-18) 5MG' with a blue cap, indicating a purity of over 99%. The vial is designed for research use only and is accompanied by text describing its applications in examining chemotaxis, cytokine balance, and microbial defense, against a background of abstract scientific visuals.
A vial of LL-37 5mg (CAP-18) from Pure Lab Peptides, featuring a blue capped lid. The label indicates a purity of ≥99% and describes it as a lyophilized powder intended for research use only. Background elements suggest a scientific context, including lines and nodes resembling data connectivity. Text mentions the product's role in disrupting microbial biofilms and its synergy with antibiotics.
A labeled vial of LL-37 (CAP-18) containing 5mg of lyophilized powder, highlighting its antimicrobial properties and purity level of over 99%. The background features a network design, and there's a green speech bubble stating its effectiveness against diverse bacteria and studied antiviral activity.
Certificate of Analysis for LL-37 (human cathelicidin fragment) from Pure Lab Peptides, detailing product information, analytical test results, and quality assurance information including specifications and results for appearance, identity, purity, acetic acid content, and peptide content, with approval dated August 17, 2025.
A vial labeled 'LL-37 (CAP-18) 5MG' displayed against a gradient background. The label highlights a purity of '≥99%' and mentions 'lyophilized powder.' Surrounding text references applications in respiratory research, skin and wound studies, and biofilm control data, indicating ongoing research to broaden its application spectrum.
A product image featuring a vial labeled 'LL-37 (CAP-18) 5MG' with a blue cap, indicating a purity of over 99%. The vial is designed for research use only and is accompanied by text describing its applications in examining chemotaxis, cytokine balance, and microbial defense, against a background of abstract scientific visuals.
A vial of LL-37 5mg (CAP-18) from Pure Lab Peptides, featuring a blue capped lid. The label indicates a purity of ≥99% and describes it as a lyophilized powder intended for research use only. Background elements suggest a scientific context, including lines and nodes resembling data connectivity. Text mentions the product's role in disrupting microbial biofilms and its synergy with antibiotics.
A labeled vial of LL-37 (CAP-18) containing 5mg of lyophilized powder, highlighting its antimicrobial properties and purity level of over 99%. The background features a network design, and there's a green speech bubble stating its effectiveness against diverse bacteria and studied antiviral activity.
Certificate of Analysis for LL-37 (human cathelicidin fragment) from Pure Lab Peptides, detailing product information, analytical test results, and quality assurance information including specifications and results for appearance, identity, purity, acetic acid content, and peptide content, with approval dated August 17, 2025.

Researched Benefits:

  • Broad-spectrum antimicrobial activity against bacteria and fungi
  • Disrupts biofilms and can enhance antibiotic effectiveness
  • Modulates innate immune and inflammatory responses
  • Promotes wound healing and tissue regeneration

Quantity:

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Buy Peptides with confidence: Stripe-powered secure checkout and major cards accepted.
Secure payment methods for buying peptides: Visa, MasterCard, AMEX, and more.

FREE Shipping on 

orders over $200

ALL ARTICLES AND PRODUCT INFORMATION PROVIDED ON THIS WEBSITE ARE FOR INFORMATIONAL AND EDUCATIONAL PURPOSES ONLY. The products offered on this website are intended solely for research and laboratory use. These products are not intended for human or animal consumption. They are not medicines or drugs and have not been evaluated or approved by the FDA to diagnose, treat, cure, or prevent any disease or medical condition. Any form of bodily introduction is strictly prohibited by law.

Description

LL-37 5mg (CAP-18) is a human cathelicidin-derived research peptide widely studied for its roles in host defense, immune modulation, and tissue repair. Sourced from superior quality raw materials and synthesized using cutting-edge technology, our LL-37 ensures top-notch purity and efficacy for detailed and rigorous research initiatives.

Key Features:

  • Produced in compliance with the strictest industry standards for purity and consistency.

  • Each batch undergoes stringent quality checks to ensure uniform reliability.

  • Supplied in a lyophilized format to maintain stability and efficacy under recommended storage conditions.

Applications:

  • Investigating antimicrobial mechanisms against diverse pathogens.

  • Exploring biofilm disruption and synergy with conventional antimicrobials.

  • Examining roles in wound healing, inflammation control, and immune modulation.

Specifications and Documentation

  • Material Safety Data Sheet (MSDS): Coming Soon.

  • Handling and Storage Instructions: Coming Soon.

LL-37 5mg (CAP-18) is highly regarded in the research sector for its prospective applications in antimicrobial, immunology, and wound-healing studies, offering researchers a valuable tool for profound exploration of these topics.

Additional information

CAS No.

154947-66-7
Purity

≥99%
Sequence

Leu-Leu-Gly-Asp-Phe-Phe-Arg-Lys-Ser-Lys-Glu-Lys-Ile-Gly-Lys-Glu-Phe-Lys-Arg-Ile-Val-Gln-Arg-Ile-Lys-Asp-Phe-Leu-Arg-Asn-Leu-Val-Pro-Arg-Thr-Glu-Ser
Molecular Formula

C205H340N60O53
Molecular Weight

4493.37 g/mol
Applications

Antimicrobial mechanisms research, biofilm disruption studies, wound healing and immunomodulation studies
Synthesis

Solid-phase synthesis
Format

Lyophilized powder
Solubility

Soluble in water or 1% acetic acid
Stability & Storage

Stable for up to 24 months at -20°C. After reconstitution, may be stored at 4°C for up to 4 weeks or at -20°C for up to 6 months.
Appearance

White lyophilized powder
Safety Information

Refer to provided MSDS

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