DSIP (Delta SleepInducing Peptide) is a naturally occurring neuropeptide first isolated in 1974. It's best known for its potential role in regulating sleep, stress, and neuroendocrine function. Here's a clear breakdown of DSIP Peptide Unlock Better Sleep & Relaxation FIT9 DSIP (Delta Sleep Inducing Peptide) 5MG Peptide, Packaging Type: Box at 5500 box in Panipat DSIP Vial (5mg) High Purity Research Peptide Pure Bio Labs Delta Sleep Inducing Peptide an overview ScienceDirect Topics