IGF1 LR3 Peptide Review: Benefits, Before & After, Dose, & More IGF LR3 1mg LIVV IGF 1 LR3 Dosage Calculator and Chart A Z Guide IGF 1 LR3, 100 mcg (1 complete cycle: 1000 mcg total) Beligas Pharmaceuticals IGF1 LR3 Peptide Anderson Longevity Clinic What is IGF 1 LR3?, Insulin Like Growth Factor 1 Long R3 (IGF 1 LR3) is a modified version of IGF 1 with a longer half life, making it significantly more potent and effective for muscle growth,