Overview
Long-acting analog of Insulin-like Growth Factor 1. The LR3 modification extends its half-life to ~20 hours. Promotes muscle growth, recovery, and hyperplasia (new muscle cell formation). Significantly more potent than natural IGF-1.
Reported Dosing Ranges
Reference information only. Not medical advice, prescriptions, or recommendations.
Muscle Growth / Recovery
Dosage
20-50 mcg
Frequency
Once daily
Cycle Length
4-6 weeks
Timing
Post-workout
Notes
Inject subcutaneously or intramuscularly into target muscle post-workout. Start at 20mcg and titrate up. Can cause hypoglycemia — eat shortly after injection. Cycle 4 weeks on, 4 weeks off. Do not exceed 50mcg/day.
Reconstitution Calculator
* U-30 recommended for this dose (20.0 units)
Your Dose
Draw to
20.0units
(0.200 mL) on a U-100 syringe
Syringe Fill
U-100 insulin syringe
Reconstitution
Concentration
0.10 mg/mL
mcg per mL
100 mcg
Per Unit (IU)
1.0 mcg
Doses Per Vial
5 doses
Storage
🌡️ Refrigerate at 2-8°C (36-46°F)
📋 Extremely fragile. Reconstitute gently. Use within 14 days. Do not shake.
⏱️ Shelf life: 14 days after reconstitution