DSIP Peptide Sleep & Stress Support Beverly Hills Frontiers Pichia pastoris secreted peptides crossing the blood brain barrier and DSIP fusion peptide efficacy in PCPA induced insomnia mouse models DSIP Elive Health & Wellness DSIP Peptide vs Melatonin: Which Is Better for Sleep? Victory Select 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 Human Delta Sleep Inducing Peptide (dSIP) ELISA Kit, Cat#EKU03687 Biomatik