Sleep

Peptides investigated for sleep and stress, mostly from an earlier research era — intriguing early findings that modern trials never followed up, leaving community experience as the contemporary signal.

Community-reported ranges are anecdotal and not clinically validated. Evidence grade shown reflects the strength of available human data. Not a prescription. Legal status varies by country and changes over time; verify locally.

1 peptide

DSIP

Anecdote / community

Delta Sleep-Inducing Peptide

A neuropeptide isolated from sleeping rabbits in the 1970s and studied for deep-sleep promotion and stress modulation. The original research era produced mixed results and modern trials never followed, so today's use rests on that early work plus community reports.