Other
Limited Data
Research only
DSIP
Delta Sleep-Inducing Peptide
Named for its proposed sleep effects, but research is contradictory. Mechanism remains unclear after decades.
Quick Facts
Amino Acids
9
Route
subcutaneous
Evidence
Limited Data
FDA Status
Research only
Mechanism of Action
Mechanism unclear -- may modulate GABA, glutamate, and serotonin systems to influence sleep architecture