Neuroactive

DSIP

Delta sleep-inducing peptide / Emideltide

Peptide length
9 amino acids

Nonapeptide

Research contextHuman studies exist

Read the linked studies for their methods and limitations.

A peptide investigated in historical sleep research, including small placebo-controlled insomnia studies.

Family
Sleep-associated peptide
Research frame
Mechanism unresolved
Molecular format
Nonapeptide

Read the evidence

The cited study involved 14 participants. Such a small, older study does not establish reliable efficacy across sleep disorders or long-term safety.

Resolve the identity

Confirm the exact nonapeptide and terminal form. The name describes a research history rather than a proven sleep-inducing mechanism.