Injecting IGF1 LR3 directly into the muscle your training : r nattyorjuice Personal experience with igf1 lr3 peptide? A Medical Review of IGF 1 LR3 Dosage, Side Effects and Safety Aspects 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 IGF 1 LR3 and Penis Enlargement: What the Evidence Actually Shows Activation of insulin like growth factor 1 receptor (IGF 1R) promotes growth of colorectal cancer through triggering the MEX3A mediated degradation of RIG I ScienceDirect