🌱Emerging

DSIP

Also known as: Delta Sleep Inducing Peptide, Delta Sleep-Inducing Peptide

SleepAnti-AgingCognitive
Not FDA Approved

Primary recreational use: Sleep enhancement and stress reduction

What is DSIP?

DSIP, or Delta Sleep-Inducing Peptide, is a neuropeptide originally isolated from rabbit brains in 1974. It is primarily used for promoting deep delta wave sleep and reducing stress. While it's not FDA approved, it remains under investigation for its potential benefits in sleep optimization and stress modulation. There are concerns about its immunogenicity and limited stability, requiring careful handling and storage.

Primary Benefits

Improves sleep quality. Reduces stress. May assist in pain management.

How It Works

DSIP modulates neurotransmitter systems including serotonin, dopamine, and GABA, affecting the hypothalamic-pituitary-adrenal axis. It primarily promotes delta wave sleep patterns by enhancing sleep architecture without disrupting REM sleep.

Safety Tips

Precautions reported in community discussions and literature. This is not a complete list.

  • 1.DON'T start with a high dose - begin with the lowest effective dose to assess tolerance.
  • 2.DON'T use if you have a history of severe allergies or immune disorders.
  • 3.AVOID using for more than 10 days consecutively without a break.
  • 4.NEVER use reconstituted solutions past 14 days.
  • 5.DON'T store outside refrigeration - maintain at 2-8°C.
  • 6.DON'T use if the solution appears cloudy or yellow.
  • 7.DON'T inject without ensuring sterile technique to avoid infection.
  • 8.AVOID combining with alcohol or sedative medications without medical advice.
  • 9.DON'T share needles or vials.

Who Should NOT Use

  • Pregnancy
  • Breastfeeding
  • History of melanoma
  • Severe allergies
  • Autoimmune disorders

Use Contexts

Different purposes have different protocols, dosing, and considerations

🔬Investigational

Sleep Enhancement

moderate evidence

DSIP is used to improve sleep quality by promoting deep delta wave sleep.

Evidence: Several human trials demonstrate improvements in sleep architecture and efficiency, though results are mixed.

The following are ranges reported in published literature and community discussions. These are NOT recommendations or medical advice.

Reported Range
100-300 mcg
Reported Frequency
once daily
Reported Cycle
5-10 days
Reported Route
Subcutaneous, Intramuscular, Intravenous

Timing: 30-60 minutes before bed

Notes: Some prefer dosing earlier in the evening for gradual onset.

Community-Reported Protocols

Not recommendations: The following protocols are compiled from online communities and published literature. Pepbase does not endorse, recommend, or verify these protocols. They are provided for informational purposes only. Individual responses vary significantly. Consult a licensed medical professional before any use.

Reported GoalReported DoseReported FrequencyReported Route
Deep Sleep Enhancement100-200mcgonce nightlySubcutaneous
Chronic Pain250-300mcgdailyIV or SubQ

Pharmacokinetics

Half-Life
8 min
Time to Peak
30 min
Clearance
~39 min

Reported Side Effects

This is not a complete list. Other side effects may occur.

Common
Fatigue upon wakingcommon (1-10%)
Injection site reactionsreported (frequency unknown)
Headacheuncommon (0.1-1%)
Nauseauncommon (0.1-1%)
Serious / Rare
  • Immunogenicity
Injection-Specific Warnings
  • Use caution if prone to histamine release

Storage

Temperature
2-8°C
Reconstituted
Use within 14 days
Shelf Life
14 days after reconstitution
Light Sensitive
Yes - protect from light
🔬Investigational

Stress Modulation

moderate evidence

Used to reduce stress and modulate cortisol levels, enhancing mood and reducing anxiety.

Evidence: Studies indicate cortisol normalization and mood stabilization effects with moderate evidence from clinical observations.

The following are ranges reported in published literature and community discussions. These are NOT recommendations or medical advice.

Reported Range
150-150 mcg
Reported Frequency
once daily
Reported Cycle
5-10 days
Reported Route
Subcutaneous

Timing: Evening

Notes: Evening administration may enhance stress-reducing effects.

Community-Reported Protocols

Not recommendations: The following protocols are compiled from online communities and published literature. Pepbase does not endorse, recommend, or verify these protocols. They are provided for informational purposes only. Individual responses vary significantly. Consult a licensed medical professional before any use.

Reported GoalReported DoseReported FrequencyReported Route
Stress Management150mcgeveningSubcutaneous

Pharmacokinetics

Half-Life
8 min
Time to Peak
30 min
Clearance
~39 min

Reported Side Effects

This is not a complete list. Other side effects may occur.

Common
Drowsinesscommon (1-10%)
Dizzinessuncommon (0.1-1%)
Serious / Rare
  • Immunogenicity
Injection-Specific Warnings
  • Monitor if using with cortisol-modulating drugs

Storage

Temperature
2-8°C
Reconstituted
Use within 14 days
Shelf Life
14 days after reconstitution
Light Sensitive
Yes - protect from light
🔬Investigational

Substance Withdrawal Support

anecdotal evidence

DSIP is explored for aiding in substance withdrawal, particularly reducing withdrawal symptoms from alcohol and opiates.

Evidence: Clinical anecdotes and small trials suggest alleviation of withdrawal symptoms, but more robust data is needed.

The following are ranges reported in published literature and community discussions. These are NOT recommendations or medical advice.

Reported Range
200-300 mcg
Reported Frequency
twice daily
Reported Cycle
10-10 days
Reported Route
Intravenous, Subcutaneous

Timing: Varies by individual needs and withdrawal severity

Notes: High monitoring required during initial administration.

Community-Reported Protocols

Not recommendations: The following protocols are compiled from online communities and published literature. Pepbase does not endorse, recommend, or verify these protocols. They are provided for informational purposes only. Individual responses vary significantly. Consult a licensed medical professional before any use.

Reported GoalReported DoseReported FrequencyReported Route
Substance Withdrawal Support200-300mcgtwice dailyIV preferred

Pharmacokinetics

Half-Life
8 min
Time to Peak
30 min
Clearance
~39 min

Reported Side Effects

This is not a complete list. Other side effects may occur.

Common
Nauseauncommon (0.1-1%)
Serious / Rare
  • Withdrawal symptom intensification if mismanaged
Injection-Specific Warnings
  • Should be supervised by medical professionals

Storage

Temperature
2-8°C
Reconstituted
Use within 14 days
Shelf Life
14 days after reconstitution
Light Sensitive
Yes - protect from light

Harm Reduction Information

Quality Concerns

  • Potential contamination if sourced from unreliable providers
  • Low purity in research-grade formulations
  • Risk of degradation if exposed to light or heat

Safety Tips

  • Verify source quality and third-party testing before purchase
  • Use proper sterile technique when reconstituting and injecting
  • Rotate injection sites to minimize irritation
  • Start with lowest possible dose to assess tolerance
  • Tightly seal and refrigerate reconstituted vial immediately

Warning Signs to Stop

  • Severe allergic reaction (anaphylaxis-like symptoms)
  • Persistent headaches or dizziness
  • Sudden rash or skin changes
  • Severe injection site pain or swelling
  • Worsening of sleep disturbances

Seek Medical Help Immediately If

  • Signs of severe allergic reaction
  • Injection site infection
  • Severe drowsiness impacting daily function

Frequently Asked Questions

Common questions about DSIP

How long until I see effects?

DSIP typically begins to induce sleep pressure within 30-60 minutes of administration.

What time of day should I take it?

DSIP should be taken 30-60 minutes before bedtime for optimal sleep-inducing effects.

How can I minimize side effects?

To minimize side effects from DSIP, start with the lowest effective dose and avoid combining with other sedatives.

Does tolerance develop?

DSIP may develop tolerance if used continuously without cycling; it's recommended to cycle off every 5-10 days.

How should I store it?

Store DSIP at 2-8°C and protect it from light to maintain stability.

Do I need to cycle it?

Yes, cycling DSIP every 5-10 days with breaks of 2-4 weeks is recommended to prevent tolerance.

Can I combine it with other peptides?

DSIP can be combined with growth hormone peptides for synergistic effects, but consult a healthcare provider first.

Reported Combinations

Compounds reported to be used alongside DSIP in community discussions

investigational

Melatonin

Enhances sleep-inducing effects by further regulating sleep-wake cycles

investigational

GABA Agonists

Potential synergistic effects on stress and sleep regulation

investigational

Growth Hormone Peptides

Possible complementary effects on sleep-wake cycles and endocrine modulation

Reported Interactions

Interactions reported in literature and community discussions.

Alcoholmajor

Avoid combining due to potential increased sedation and respiratory effects.

Sedativesmoderate

May enhance sedative effects, increasing risk of excessive drowsiness.

Antihistaminesmoderate

Can potentially increase sedation and dizziness.

Caffeineminor

Unlikely to have significant interaction; may slightly offset sedative effects.

Ibuprofenminor

Generally safe to use together with monitoring for adverse effects.

Reconstitution Calculator

mL
U100 insulin syringe01020304050607080901001mL

100 units = 1 mL

Safety Tips

  • Always consult a licensed medical professional for dosing and reconstitution instructions.
  • Always double check your units. Mixing up mg and mcg can be very dangerous.
  • Make sure to select your syringe type. U-100 and U-50 syringes have different units.
  • Ensure you're not adding more BAC than your vial can hold. Most vials have maximum capacities listed.

This calculator is for informational and educational purposes only. It does not provide medical advice, dosing recommendations, or safety determinations. Reference ranges shown are compiled from publicly available sources and are not a substitute for guidance from a licensed healthcare professional.

Explore More Research

Browse our database of peptide research information compiled from published literature and community sources.

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Citations

Last updated: October 5, 2023

Important Disclaimer

AI-Generated Content Notice

The information on this page has been compiled using artificial intelligence (AI) and large language model (LLM) technology from multiple sources including published literature, online communities, and public databases. This content may contain errors, inaccuracies, outdated information, or omissions. We make no guarantees regarding the accuracy, completeness, or reliability of any information presented. You are solely responsible for independently verifying any information before relying on it.

Not Medical Advice

Nothing on this website constitutes medical advice, diagnosis, or treatment recommendations. The information provided is for educational and harm-reduction purposes only. We do not provide individualized dosing guidance or treatment recommendations. Protocols and dosing information shown represent reports from community discussions and published literature—they are not endorsements or recommendations. Always consult with a licensed healthcare professional before making any health-related decisions.

No Endorsement of Use

Pepbase does not endorse, encourage, or recommend the use of any peptide or substance discussed on this website. Many compounds discussed are not approved for human use by the FDA or other regulatory agencies. Some substances may be illegal to possess, sell, or use in your jurisdiction. We do not facilitate or encourage the procurement, distribution, or use of controlled or prescription-only substances. Users are solely responsible for understanding and complying with all applicable laws in their jurisdiction.

Calculators and Tools

Any calculators, estimators, or tools provided on this website are for informational purposes only and produce estimates that may be inaccurate. Errors in calculations can result in serious harm. You are solely responsible for verifying all calculations independently. These tools do not account for individual factors that may affect dosing and should never be relied upon as a substitute for professional medical guidance.

Assumption of Risk

By using this website, you acknowledge that you understand the risks associated with using unregulated substances and that you assume full responsibility for your own health decisions. Pepbase, its creators, contributors, and affiliates disclaim all liability for any harm, injury, or damages arising from the use or misuse of information on this website. Use of any information on this site is entirely at your own risk.

If you are experiencing a medical emergency, call emergency services immediately. If you have questions about medications or supplements, consult a licensed pharmacist or physician.