BPC 157 10mg Research Peptide HPLC Verified Midwest Peptide 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 (5mg, 10mg, 15mg) Research Use Only Priority Aminos DSIP (Delta Sleep Inducing Peptide) 5MG Peptide, Packaging Type: Box at 5500 box in Panipat DSIP 10mg (Delta sleep inducing peptide) Particle Peptides Recombinant Human Delta Sleep Inducing Peptide (dSIP), Cat#RPU41168 Biomatik