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LL-37
Cathelicidin Antimicrobial Peptide
Endogenous antimicrobial peptide. Immune research compound.
Antimicrobial researchImmune research
/ research index
The research base
Research Maturity
★★★★☆
4/5 — Volume of studies
Evidence Strength
★★★★☆
4/5 — Quality of evidence
Extensive research on antimicrobial and immune-modulatory effects.
/ mechanism of action
How it works
Antimicrobial activity, immune modulation.
/ research dosing
Common research protocols
Range
100-500 mcg/day
Frequency
Once daily
Route
Subcutaneous
Cycle
4-8 weeks
Research notes
Cathelicidin antimicrobial peptide. Limited human dosing data — most protocols extrapolate from animal models.
References
FOR RESEARCH USE ONLY. Doses listed are compiled from published research literature, FDA-approved drug labels, and well-documented research community practice. Not medical advice.
/ standalone use
As a solo compound
Standalone use is standard.
/ side effects
What to know
Generally well-tolerated.
/ timeline
Realistic expectations
Variable depending on research application
/ recommendation
Where to buy LL-37
🏆Our pick for LL-37
Peptidology
5mg · USA · Card / Crypto
- ✓Third-party tested (Janoshik)
- ✓COAs provided — Public COA database
- ✓Highest verification tier in stock
- ✓4.8★ community rating
Also solid
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FOR RESEARCH USE ONLY. LL-37 is intended for laboratory research and not for human consumption.