Description
IGF-1 LR3 – 1 mg
IGF-1 LR3 is a modified version of insulin-like growth factor 1 with extended half-life (~20-30 hours vs minutes for native IGF-1).
Common Applications:
- Direct muscle cell growth (hypertrophy and hyperplasia)
- Recovery from training
- Nutrient partitioning toward muscle
Reference Dosing:
20-50 mcg/day subQ. Some protocols use bilateral injection into trained muscle groups post-workout.
Cycle:
Short cycles only: 4 weeks on, 4-6 weeks off. Hypoglycemia risk.

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