DSIP (Delta Sleep Inducing Peptide) 5MG Peptide at 6500 box Peptides in Surat ID: 2854444796455 Delta Sleep Inducing Peptide (DSIP) Phoenix Pharmaceuticals, Inc. Delta sleep inducing peptide (DSIP) LeadWest Medical DSIP Alpha Amino 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