Insulin like Growth Factor 1 (IGF 1) in Hair Regeneration: Mechanistic Pathways and Therapeutic Potential Potential arthritis treatment prevents cartilage breakdown MIT News Massachusetts Institute of Technology QK041 Recombinant human bovine porcine IGF 1 LR3 protein IGF 1 LR3 The Muscle Building Peptide Everyone's Talking About IGF 1 LR3 is one of the most powerful performance peptides used for muscle growth, recovery, and fat loss. It's a modified version 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