Recombinant human IGF 1 LR3 protein (Qk041) Qkine IGF 1 LR3 + MASS Cycle = CRAZY Growth? #askDave IGF 1 LR3 1mg Peptide: Growth Factor Research IGF LR3 is a peptide that play a role in muscle growth, tissue repair and recovery. But like all peptide therapies, it's not one size fits all. We focus on using peptides thoughtfully and in the 40 YEARS OF IGF1: Insulin like growth factors: actions on the skeleton in: Journal of Molecular Endocrinology Volume 61 Issue 1 (2018) IGF 1 LR3 vs HGH: Which Growth Enhancer Is Better? Swolverine