DSIP
Also known as: Delta Sleep-Inducing Peptide
DSIP is a neuropeptide that promotes deep delta sleep, reduces stress, and provides pain relief. It helps regulate circadian rhythm and improves overall sleep quality.
Research Status
Research compound
For research purposes only. Not approved for human use. Not medical advice.
Research Areas
Side Effects
Redness, mild swelling, or slight itching at injection site occurring within minutes to hours. Usually resolves within 24 hours. Minimize by rotating sites and ensuring proper aseptic technique.
Occasional headache reported on mornings following DSIP injection, typically lasting 1-3 hours. May indicate dehydration; ensure adequate water intake. Usually diminishes with continued use.
Initial phase may include vivid dreams or brief sleep disruption as the brain adjusts to enhanced delta sleep. Usually resolves within 1-2 weeks as the body adapts.
Occasionally reported if DSIP dose is excessive or timing is too close to wake time. Reduce dose or inject earlier in the evening to mitigate.
Brief sensation of warmth or flushing in face/trunk immediately following injection, lasting minutes. Caused by local vasodilation; not considered dangerous.
Some users report mild appetite suppression or changes in eating patterns. May be related to improved sleep quality affecting hunger hormones.
Occasional dizziness reported if standing too quickly after injection or if dehydrated. Ensure adequate hydration and rest immediately after injection.
Though rare, possible symptoms include hives, swelling of lips/throat, or difficulty breathing. Seek immediate medical attention if any signs of anaphylaxis occur. Risk higher in individuals with peptide allergies.
Prolonged use (months) may result in diminished sleep-promoting effects as the body upregulates or downregulates DSIP receptor sensitivity. Mitigation: periodic cycling (e.g., 5 days on, 2 days off) may prevent this.
Dosing Reference
| Parameter | Value |
|---|---|
| Dose range | 100-300 mcg |
| Frequency | Before bed |
| Timing | 30-60 minutes before sleep |
| Route | Subcutaneous |
Take before bed on empty stomach. Promotes delta wave sleep.
Research disclaimer
Figures drawn from published research literature and community logs. Not clinical recommendations. Consult a qualified professional. Research use only.
Reconstitution Guide
Do not use saline or bacteriostatic saline — use only bacteriostatic water for reconstitution
Do not shake the vial vigorously; gentle swirling prevents peptide degradation
Discard immediately if the solution appears cloudy, discolored, or contains visible particles
Use within 30 days of reconstitution when stored at 2–8°C
Do not freeze the reconstituted solution; freezing may denature the peptide
Use the PeptideVolt reconstitution calculator for your exact concentration
Molecular and Pharmacological Data
| Molecular weight | 917.74 g/mol |
| Half-life | Approximately 3-4 hours in blood; longer residence time in central nervous system due to BBB penetration |
| Sequence | H-Asp-Ala-Asp-Ala-Ile-Asp-Asp-Asn-Asp-Gly-NH2 (9 amino acids) |
DSIP (Delta Sleep-Inducing Peptide) is a neuropeptide that enhances deep sleep by increasing delta wave (slow-wave) activity in the brain. It works by modulating neurotransmitter systems and circadian rhythm pathways, promoting natural sleep progression and reducing the time needed to achieve deep sleep stages. DSIP also has analgesic and stress-reducing properties, likely through interactions with endogenous opioid and GABAergic systems.
Delta Wave Enhancement
DSIP directly increases production of delta waves (0.5-4 Hz frequency) during non-REM sleep stage 3, which is the deepest sleep stage associated with physical restoration and growth hormone release
GABA-Mediated Inhibition
DSIP enhances GABAergic neurotransmission in the brain, particularly in sleep-regulatory circuits, promoting neural inhibition and reducing arousal threshold
Circadian Rhythm Modulation
DSIP interacts with circadian pacemaker neurons and helps synchronize sleep-wake cycles through effects on suprachiasmatic nucleus activity
Endogenous Opioid System
DSIP modulates endogenous opioid release, contributing to analgesia, stress reduction, and the calming effects that promote sleep onset
Monoamine Regulation
DSIP influences serotonin and noradrenaline systems in sleep-promoting brain regions, supporting serotonergic tone during sleep
- DSIP is a naturally occurring neuropeptide discovered in 1974; present endogenously in mammalian brains
- Increases time spent in deep sleep (stage 3 NREM) while maintaining normal sleep architecture
- Does not cause morning grogginess or residual sedation unlike some pharmaceutical sleep aids
- Demonstrates dose-dependent effects: lower doses (100 mcg) promote sleep onset; higher doses (300 mcg) extend deep sleep duration
- May take 3-7 days of consistent use for full effects to manifest as the brain upregulates DSIP receptor sensitivity
- Stress-reducing properties persist even on non-injection days, suggesting sustained neuromodulatory effects
- Research indicates potential benefits for both sleep quality and pain management without receptor tolerance development
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View all peptidesResearch Use Only. All content on this page is provided for informational and educational purposes related to scientific research. DSIP is not approved for human use by the FDA or any equivalent regulatory body. This is not medical advice. Do not use any substance discussed here for therapeutic, diagnostic, or preventative purposes. Consult a qualified healthcare professional before making any health-related decisions. The Peptide Volt does not endorse the use of any research chemicals. 18+ only.