Cognitive & Neurological

DSIP Extended

Delta Sleep-Inducing Peptide Extended Protocol

Delta sleep-inducing peptide (DSIP) is a nonapeptide that promotes slow-wave (delta) sleep, reduces stress-induced cortisol release, and has demonstrated analgesic and anti-oxidant properties. Extended protocols explore its role in sleep architecture optimization.

SleepStressCortisolRecovery

Quick Reference

Category
Cognitive & Neurological
Research Claims
3 reviewed
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Mechanism of Action

DSIP modulates GABA-A and NMDA receptor activity, promoting delta wave sleep. It inhibits somatostatin release, modulates the HPA axis to reduce cortisol, and has antioxidant properties through free radical scavenging. It may also modulate circadian rhythm entrainment.

Health Claims & Evidence

Increases slow-wave (delta) sleep duration

Moderatehuman studies show increased delta sleep with DSIP administration

Reduces stress-induced cortisol elevation

Moderatehuman and animal studies show HPA axis modulation

Analgesic properties in chronic pain models

Preliminaryanimal studies show reduced pain sensitivity

Short-Term Effects

Improved sleep onset and depth within 1–3 days of use.

Long-Term Effects

Improved sleep architecture and stress resilience with cycled use.

Side Effects

Generally well-tolerated. Rare reports of vivid dreams, mild headache.

Contraindications

Insufficient human safety data for long-term use. Not recommended during pregnancy.

This profile is provided for educational research only. It is not a treatment recommendation or dosing guide. Human evidence, safety information and regulatory status vary by substance. Verify primary sources and consult a qualified healthcare professional for medical decisions.

Research Papers

Delta sleep-inducing peptide and sleep

Schoenenberger et al. · Pflügers Archiv · 1977

Educational research only. This profile is not a treatment recommendation or dosing guide. Human evidence, safety information and regulatory status vary by substance. Consult a qualified healthcare professional for medical decisions.

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