I wouldn't dare take these drugs': how China supplies untested peptides to the west BPC 157 KPV TB500 Injectable Starts at $199 Peptides BPC 157 promise to help heal and recover you from injuries and tough workouts (and do way more than that sometimes too!). But there's limited research into their effectiveness. So how do They Call It the 'Wolverine Peptide.' And Everyone from Biohackers to Your Dad Wants It Now.