What is DSIP?

Overview

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.

Research areas

• Sleep architecture

  <p>EEG studies in rodents and humans report increased delta-wave (slow-wave) activity and improved sleep continuity after DSIP administration, particularly in subjects with disrupted baseline sleep.</p>

• HPA axis regulation

  <p>Normalizes cortisol rhythm in stress-disrupted models. Published in chronic-stress and adrenal-fatigue research contexts.</p>

• Analgesic & anti-stress

  <p>Documented analgesic effects in chronic-pain models and reduced stress-marker elevation under cold-water-swim and restraint-stress protocols.</p>

• Stability

  <p>DSIP is blood-brain-barrier permeable. Short plasma half-life (~7 minutes) is offset by downstream-receptor signaling duration. Lyophilized powder is stable when kept at 2–8°C.</p>

Storage & handling

Lyophilized DSIPis stored at –20 °C protected from light. Once reconstituted with bacteriostatic water, store at 2–8 °C and use within 30 days for maximum stability.

Frequently asked questions

What is DSIP?

DSIP (DSIP) is a research compound studied in the area of cognitive. Delta Sleep-Inducing Peptide — a 9-amino-acid neuropeptide associated with slow-wave sleep and HPA-axis modulation.

What is the CAS number of DSIP?

The CAS registry number of DSIP is 62568-57-4.

How should DSIP be stored?

Lyophilized DSIP should be stored at –20 °C protected from light. Once reconstituted with bacteriostatic water, store at 2–8 °C and use within 30 days for maximum stability.

How is the purity of DSIP verified?

Every Woosh Labs batch of DSIP is independently tested by third-party HPLC and mass spectrometry, with a batch-specific Certificate of Analysis published verifying ≥99% purity.

Is DSIP for human use?

No. DSIP sold by Woosh Labs is strictly for in-vitro laboratory research by qualified professionals. It is not for human or veterinary use of any kind.