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 Peptide Muscle Building, Recovery & Fat Loss Explained 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, IGF 1 LR3 The Muscle Building Peptide Everyones Talking About , IGF 1 LR3 is one of the most powerful performance peptides used for muscle growth, recovery, and fat loss. Its a modified version IGF 1 & LR3 (Build Blend) Peptide Therapies Elite Health HRT