IGF 1 LR3 PEPTIDE 1MG 10MG VIAL UMBRELLA Labs Switched things up and have been using my IGF 1 LR3 30 mins pre workout and have been noticing longer lasting pumps and more vascularity so far! 2 more weeks until I cycle LONGR3 IGF I Liquid Repligen IGF1 LR3 1MG NewBioRx IGF 1 LR3: Nasal Spray vs. Subcutaneous Injection Comparison Longitudinal infusion of a complex of insulin like growth factor I and IGF binding protein 3 in five preterm infants: pharmacokinetics and short term safety Pediatric Research