What DSIP is
Delta sleep-inducing peptide is a neuropeptide discussed in sleep and stress-response biology, though its exact role remains debated.
DSIP is grouped under Longevity + Skin on PeptideFactCheck because it gets attention from people looking for sleep-support peptides with a scientific-sounding backstory.
The useful starting point is to separate the molecule itself from the internet story around it. It gets attention from people looking for sleep-support peptides with a scientific-sounding backstory.
Why people keep looking it up
It gets attention from people looking for sleep-support peptides with a scientific-sounding backstory.
Delta sleep-inducing peptide is a neuropeptide discussed in sleep and stress-response biology, though its exact role remains debated.
DSIP tends to stay in the conversation because it touches a familiar public theme: sleep biology, neuroendocrine signaling, and stress response. That makes it easy for the claim to travel faster than the evidence.
What the evidence can support right now
Interesting legacy peptide with limited modern clinical clarity.
There is older human literature, but not enough to support broad modern optimization claims with confidence.
Sleep, stress, and neuroendocrine effects remain the main mechanistic frame.
Why this page carries the current tier: Interesting legacy peptide with limited modern clinical clarity.
The current seed trail for DSIP is pulling from 1 literature source, 1 trials source, and 1 databases source.
Safety, limits, and regulatory context
The biology is not simple, and the leap from older peptide studies to current commercial claims is large.
No FDA-approved DSIP product is represented in this seed set.
Editorial boundary: PeptideFactCheck does not publish dosing, cycling, sourcing, injection, or administration instructions for DSIP. The job here is to explain the public claim, the mechanism story, the evidence strength, and the current limits.
Molecular and identifier data
The current PubChem match for DSIP is CID 68816. That gives the page a source-backed chemistry record rather than a placeholder identifier block.
- PubChem CID
- 68816
- Formula
- C35H48N10O15
- Molecular weight
- 848.8
- InChIKey
- ZRZROXNBKJAOKB-GFVHOAGBSA-N
Matched synonyms include Emideltide, 62568-57-4, DSIP nonapeptide, Emideltide [INN], DELTA SLEEP-INDUCING PEPTIDE, emideltida, Delta sleep-inducing peptide (rabbit), UNII-YN28Z5YZ73.
Open PubChem recordClinical trial snapshot
The current ClinicalTrials.gov intervention query for DSIP returns 1 study records. This does not prove efficacy by itself, but it does show whether the peptide is showing up in a formal trial registry rather than only in forums or vendor copy.
Literature snapshot
The current PubMed query for DSIP returns 543 results. The articles below are a quick literature surface so the page shows actual papers instead of only generic evidence labels.
Source trail
Each linked source is shown directly so the page can be audited. The page now combines its editorial seed trail with automated official-source enrichment generated on 2026-04-24 from PubChem, ClinicalTrials.gov, PubMed, DailyMed, openFDA label, and Drugs@FDA.