DSIP Peptide for Research | Delta Sleep-Inducing Peptide | Elite Peptide Supply
DSIP (Delta Sleep-Inducing Peptide) is a unique 9-amino acid neuropeptide first isolated in 1977 from the brains of rats during slow-wave sleep. As a primary subject in circadian rhythm and neuroendocrine research, DSIP is explored for its ability to traverse the blood-brain barrier and influence the complex “sleep architecture” of mammalian models.
Researchers focus on DSIP’s potential to promote Slow-Wave Sleep (SWS), also known as N3 or “deep sleep.” This phase is characterized by low-frequency, high-amplitude delta brainwaves and is critical for physiological recovery. Beyond sleep, DSIP is investigated for its systemic ability to normalize physiological functions under metabolic or emotional stress.
Key Research Areas for DSIP:
- Sleep Architecture: Studies focus on its potential to induce and stabilize SWS (NREM Stage 3) and its impact on the cyclical oscillation between NREM and REM phases.
- Stress Hormone Regulation: Investigated for its ability to reduce stress hormone secretion, specifically by influencing corticotropin levels and inhibiting somatostatin production.
- Neuroprotection & Mood: Research explores DSIP as a candidate for studying major depressive disorder and its role in combating oxidative stress.
- Cardiovascular & Pain Modulation: Preliminary data suggests DSIP may help maintain normal blood pressure, normalize myocardial contractility, and alter pain perception.
Product Specifications:
- Amino Acid Sequence: Trp-Ala-Gly-Gly-Asp-Ala-Ser-Gly-Glu
- Molecular Formula: C35H48N10O15
- Molecular Weight: 848.82 g/mol
- Purity: ≥99% (HPLC Verified)
- Format: Lyophilized powder for maximum laboratory shelf-life.






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