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LL-37

$80.00 — or subscribe and save 20%

99% Pure | USA Made | Multi Dose


LL-37 is a human-derived antimicrobial peptide trusted by labs to model innate-immunity, antimicrobial defense, and wound-healing processes. Each 5 mg vial delivers a ready-to-use peptide that boosts microbial-killing assays, supports cell-migration in scratch-wound models, and activates innate-immune signaling—with no extra compounds or guesswork. Manufactured in the USA, HPLC-verified to ≥ 99% purity, and endotoxin-screened (< 0.1 EU/mg), LL-37 gives you crisp, reproducible data every time.

COA / HPLC / MS

⚠️ Important Disclaimer

For Research Use Only. Not for human consumption or therapeutic treatment.

Buy 5 and save 5%

$76.00 each

Buy 10 and save 10%

$72.00 each

Pairs well with

Peptides are not ready to use. Must purchase BAC water for reconstitution.

Details

Bacteriostatic Reconstitution Water (BAC)
$10.00 - $15.00

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LL-37

Antimicrobial Activity

LL-37 rapidly disrupts bacterial membranes in vitro, making it ideal for quantifying antimicrobial potency.

Wound-Healing Modeling

Promotes keratinocyte and fibroblast migration in scratch assays, providing a clear readout of tissue-repair dynamics.

Immune-Signaling Insights

Activates Toll-like receptor pathways and cytokine release in macrophage cultures, supporting innate-immunity studies.

Biofilm Disruption

Penetrates and breaks down bacterial biofilms in static-culture models, enabling advanced infection-control research.

Anti-Inflammatory Modulation

Downregulates pro-inflammatory markers (e.g., IL-1β, TNF-α) in immune-cell assays, modeling resolution phases.

Ready-to-Use Format

Lyophilized powder—reconstitute in sterile water, store at 2–8 °C, and use within 7 days for consistent activity.

EXPLORE LL-37

What Is LL-37 Peptide?

LL-37 is a naturally occurring, 37-amino-acid antimicrobial peptide (cathelicidin) that plays a key role in the body’s first line of defense. In research, LL-37 peptide is used to explore microbial killing, wound-closure mechanisms, and innate immune signaling, giving scientists a direct tool to study host-pathogen interactions and tissue repair.

Why Choose LL-37?

Unlike generic antimicrobial reagents, LL-37 combines broad-spectrum bacterial activity with tissue-repair support in one molecule. Its balanced profile—effective against planktonic bacteria and biofilms, yet supportive of keratinocyte/fibroblast migration—makes LL-37 the go-to peptide for integrated infection and healing research.

What Sets LL-37 Apart?

What sets Retatrutide apart from traditional single-pathway compounds like semaglutide is its ability to address multiple metabolic pathways at once, making it highly attractive for advanced obesity, diabetes, and longevity studies.