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LL-37

Immune & Resilience

Antimicrobial action, wound healing, and innate immune activation.

WADA Status
Not Listed
Standard Dose
100mcg - 500mcg
Frequency
Daily or as per wound protocol
Half-Life
Short

Athletic Mechanism of Action

Human cathelicidin antimicrobial peptide that disrupts bacterial membranes, modulates TLR signaling, and promotes wound healing.

For athletes, the primary value of LL-37 lies in its ability to antimicrobial action, wound healing, and innate immune activation.. This mechanism is particularly relevant during high-volume training phases when tissue repair demand exceeds the body's natural recovery capacity.

Recovery Timeline

Variable — onset typically within 2–8 weeks depending on protocol and individual response.

Individual response varies based on injury severity, training load, and baseline health markers.

WADA Compliance Status

Not Listed Compounded

Pro-inflammatory at high doses. Careful dosing required.

Always verify current WADA status with your sport's governing body before use in competition.

Research Evidence

Primary Study

https://pubmed.ncbi.nlm.nih.gov/12540857/

Clinical Protocol

Start a LL-37 Protocol

Hatter Labs provides physician-supervised performance protocols with GMP-certified LL-37 and comprehensive biomarker monitoring.

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Physician-Supervised Performance

Start Your Performance Protocol for LL-37

Hatter Labs provides physician-supervised performance protocols with GMP-certified compounds, biomarker testing, and personalized programs designed around your training goals.

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