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, I actually feel like it's one of my new life missions to get people off of GLP1s. Not because they don't work. They do. And yes, there's a time and place for IGF 1 LR3 1mg Growth Guys IGF 1 LR3 Injection Benefits And How It Works The HCG Institute Most people think all peptides = fat loss., Thats not even close., IGF 1 LR3 isnt about burning tissue its about building it., This is the signal that tells muscle fibers to:, Recover faster, Just over a year apart with 2 preps in between : r bodybuilding