LL-37
LL-37 is a immunity peptide used in evidence-based, physician-supervised protocols. Acute use during bacterial/viral infection as immune support adjunct.
What is LL-37?
Human cathelicidin antimicrobial peptide — broad-spectrum bactericidal, antiviral, antifungal via membrane disruption. Also modulates innate immunity and promotes wound healing. Use only during active illness — discontinue when feeling healthy to prevent receptor desensitization.
Uses & clinical decision logic
Acute use during bacterial/viral infection as immune support adjunct. Not for preventative chronic use.
LL-37 dosage & administration
| Vial size | BAC water | Dosing range | Units / dose | Frequency | Route |
|---|---|---|---|---|---|
| 5mg | 2mL | 300mcg-1mg | 12-40 units | During illness | SubQ |
Safety & contraindications
Use short-term only — chronic use may desensitize innate immune responses.
Stacking & combinations
Combine with KPV and TA-1 during acute illness for comprehensive immune activation.
Related peptides
Frequently asked questions
What is LL-37 used for?
Acute use during bacterial/viral infection as immune support adjunct. Not for preventative chronic use.
What is the typical LL-37 dosage?
Common dosing ranges from 300mcg-1mg (During illness, SubQ). Exact dosing is individualized and set by a licensed physician.
How is LL-37 administered?
LL-37 is typically administered via SubQ.
What are the contraindications for LL-37?
Use short-term only — chronic use may desensitize innate immune responses.
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Build your protocol →This page is for educational purposes only and is not medical advice. Peptide therapies described here are provided under physician supervision through 503A compounding pharmacies. Many peptides are not FDA-approved for the uses described. Do not start, stop, or change any protocol without consulting a licensed physician.