Peptides are touted by biohackers and RFK Jr. Are they safe? BPC 157: Tendon Repair and More I spent 4 months reporting on the peptide BPC 157 and its unlikely journey from a research lab in post communist Croatia to today's MAHA movement. Ask me anything. : r IAmA BPC 157 TB 500 Erectile Dysfunction Effects: What Users and Research Actually Report And the BPC 157 TB 500 journey begins. Injection 1 of 30 into my body. Im excited to see how my body feels in the coming weeks. Was more nervous for this injection than Ive been doing flips from Why Are People Injecting Themselves with Peptides? The New Yorker