Peg mgf 2 hours pre workout, igf 1 lr3 post workout? 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 Cycle: What to Expect The Peptide Report 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