What It Is

DSIP is a naturally occurring nonapeptide originally isolated from the cerebral venous blood of rabbits induced into slow-wave sleep. It primarily crosses the blood-brain barrier to modulate central neuroendocrine functions, circadian sleep architecture, and stress responses.

What It Is Commonly Used For

• Slow-Wave Sleep (SWS) Regulation: Studied for its ability to promote slow-wave delta EEG activity and non-REM sleep without disrupting overall normal sleep structure or suppressing REM phases.

• Endocrine & HPA Axis Modulation: Evaluated for its capacity to normalize Corticotropin-Releasing Hormone (CRH) and adrenocorticotropic hormone (ACTH) secretion, aiding stress adaptation and lowering systemic cortisol release.

• Analgesic & Neurological Protection: Researched for its potential interactions with central opioid and GABAergic pathways to reduce pain perception and mitigate oxidative stress during physiological strain.

General Purpose

To provide a bioidentical sleep-modulating nonapeptide for investigating delta sleep induction, hypothalamic-pituitary-adrenal (HPA) axis balance, stress response mitigation, and neuroendocrine signaling in laboratory research.

Specifications