5 mg vial reconstituted with 2 mL bacteriostatic water
Purpose
Immunity
Route
SubQ
Vial
5 mg
Dose
125 mcg
1 What It Does
LL-37 is the body's own antimicrobial peptide, part of the innate immune system. It has direct activity against bacteria, viruses, and fungi, and plays roles in wound healing and immune signaling — used to support defense and gut/skin balance.
+Antimicrobial activity+Innate immune defense+Anti-biofilm+Wound healing+Gut & skin support
2 Typical Protocol
Recommended dose
125 mcg per dose
Frequency
Every day
Timing
AM
Duration
50 days straight, 4 weeks off
Start low
LL-37 can provoke a strong immune response — many start at a lower dose and build up. The doc protocol runs 50 days straight, then 4 weeks off.
3 Reconstitution & Draw
Based on a 5 mg vial reconstituted with 2 mL BAC water. Draw to the units shown on a U-100 insulin syringe.
5 mg vial · 2 mL water · 125 mcg dose
BAC water added
Concentration
Draw for 125 mcg
2 mL
2500 mcg/mL
5 units
3 mL
1666 mcg/mL
7.5 units
Note
—
5 mg vial = forty 125 mcg doses
U-100 syringe: 100 units = 1 mL. The standard protocol uses 2 mL water for a 5-unit dose.
Small draw
125 mcg is a small 5-unit draw — measure carefully, or use 3 mL water for a 7.5-unit pull.
4 Storage & Handling
Before mixing
Store lyophilized, cool & dark
After mixing
Refrigerate, use within 90 days
Reconstitute with
Bacteriostatic water
Handling
Inject slowly down vial wall, swirl — don't shake
5 Where to Source
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Disclaimer
This cheat sheet is for educational and informational purposes only. It is not medical advice, not a prescription, and does not establish a doctor-patient relationship. Dosing ranges reflect commonly-cited figures and individual protocols vary. Many peptides are sold for research purposes only and may not be approved for human use. Consult a licensed physician before starting.