DSIP

10 × 5mg

Delta Sleep-Inducing Peptide — a 9-amino-acid neuropeptide associated with slow-wave sleep and HPA-axis modulation.

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Buy a single vial Research guide

About DSIP

DSIP was first isolated in the 1970s from cerebral venous blood of rabbits put into electrically-induced sleep. The sequence — Trp-Ala-Gly-Gly-Asp-Ala-Ser-Gly-Glu — turned out to be the same across every mammal tested. Evolutionarily conserved sequences that old tend to matter. What the sleep-research literature associates with it: increased delta-wave activity, reduced sleep-onset latency, and normalized HPA-axis cortisol rhythm. Beyond sleep, DSIP shows up in chronic-pain, alcohol-withdrawal, and stress-adaptation literature. IF the research question involves slow-wave sleep architecture or HPA-axis dysregulation, THEN DSIP is the peptide with the longest direct sleep-physiology record. SO it belongs in any protocol studying sleep quality, circadian reset, or stress-axis normalization. Verified purity ≥99%, CoA per batch.

Specifications

CAS number: 62568-57-4
Molecular formula: C35H48N10O15
Molecular weight: 848.81 g/mol
Purity: >99% HPLC
Form: Lyophilized powder
Storage: Store at 2–8°C

For laboratory research use only. Not for human or veterinary use.