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 SELANK BLEND Beverly Hills Rejuvenation Center Powerock Pharma DSIP 5mg Matt Walker A sleep molecule that promised to boost deep sleep? It seemed too good to be true. Sadly, it was. 'Delta sleep inducing peptide was just a Instagram