Awesome results this year igf 1 lr3 ,cyp,e,primo then adding tren for 2 months then removed primo and tren added FTPP and diaing diet with labs and results hopefully helps : r Peptides Maximizing Muscle Recovery and Growth: The 10 Day Alternating MGF & IG Revolution Health & Wellness Effects of IGF1 isoforms on muscle growth and sarcopenia Ascenzi 2019 Aging Cell Wiley Online Library Theres a lot of confusion around peptides and muscle., Heres how I actually think about it., Most peptides dont build muscle directly., They improve the systems that allow muscle to grow., First, IGF 1 LR3 Peptide Muscle Building, Recovery & Fat Loss Explained RUO Recombinant Human IGF 1 LR3 Protein