LONG R IGF I 3 most overhyped peptides that people often think are good. I think things like follistatin, peg mgf and aod people know are trash so its not really worth mentioning haha muscle hardness (dense, dry, grainy look), you want peptides that improve GH release, IGF 1 activity, recovery, and nutrient partitioningnot just bulk size., Here are the 3 best peptides for muscle IGF 1 LR3 Kallista Labs