BPC 157 vs. Pentadeca Arginate (PDA): Unlocking the Healing Power DSIP is a peptide that helps you get into really deep, restorative sleep, which is where the body does most of its healing. It doesn't just knock you out like a sleep DSIP You've probably seen it come up more often lately. DSIP stands for *Delta Sleep Inducing Peptide*. A peptide often used with the goal of improving sleep quality and recovery. In What is The Wolverine Stack and how does it Heal Injuries & the Body?