Sleep
DSIP, simplified.
Also called Delta sleep-inducing peptide, emideltide
Early researchA peptide first found in sleeping rabbits in the 1970s and named for deep sleep.
- Size
- 9 amino acids
- How it is taken
- Injection
- Status
- Research compound, under FDA review
- Available sizes
- Vials: 5 mg
What is it?
Scientists found DSIP in the blood of rabbits during deep sleep. What it actually does in the body is still not fully understood.
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What studies show
- In peopleSmall older studies in people with insomnia had mixed results.
- In peopleIt was also studied to ease opioid and alcohol withdrawal symptoms.
What we don’t know yet
- How it works and whether it reliably improves sleep.
Side effects and cautions
- Limited safety data.
Is it legal?
Not FDA-approved. Reviewed by an FDA advisory committee in July 2026 for insomnia and withdrawal.
Dosage & schedule evidence
How to read published schedules
Third-party protocol charts are not established clinical dosing standards. The evidence for safe and effective human dose, frequency, and duration may be limited or absent.
| Measurement | Meaning |
|---|---|
| 1 mg | 1,000 mcg (mass) |
| 100 U-100 units | 1 mL (volume, not dose) |
Read third-party published protocols ↗ for context. North Star does not validate these schedules.
Consult your doctor before considering any peptide for personal use. Educational only, not administration guidance.
Common questions
What is DSIP?
A peptide first found in sleeping rabbits in the 1970s and named for deep sleep. Scientists found DSIP in the blood of rabbits during deep sleep. What it actually does in the body is still not fully understood.
What does the research say about DSIP?
Small older studies in people with insomnia had mixed results. It was also studied to ease opioid and alcohol withdrawal symptoms.
Is DSIP FDA approved?
Not FDA-approved. Reviewed by an FDA advisory committee in July 2026 for insomnia and withdrawal.
What are the side effects of DSIP?
Limited safety data.
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This page explains published research in plain language. It is not medical advice, a diagnosis, or a recommendation to take anything, and it does not give dosing. Most peptides here are not FDA-approved, and products sold online vary widely in purity. Rules around peptides are changing, so check the current status and talk with a licensed clinician before starting anything. Last reviewed 2026-10-19.