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FOR RESEARCH USE ONLY. This compound is not FDA approved. All data presented is from clinical trials for educational reference.

DSIP
8x tested · ISO 1702599%+ purity

Circadian Peptide

DSIP

A 9-amino acid peptide that modulates delta-wave sleep architecture and circadian rhythm signaling, studied for sleep onset mechanisms in research models. Premium Research Peptide.

$29.99$19.49
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40% off from 10 units per product, 50% off from 50 + free 2-day signed delivery.

Verified Test Results

Every batch, independently verified.

Each batch is analyzed by an ISO/IEC 17025 accredited third-party laboratory before it ships. This is the released report for the current batch, exactly as the lab signed it.

ILSILS LaboratoriesIndependent, ISO/IEC 17025 accredited

Certificate of Analysis

99.45%

Purity by HPLC

Lot
DSP0001
Tested
Jul 30, 2026
Labeled
5mg
Measured
5.22mg
ISO 17025 Accredited8× Tested
View signed certificate (PDF)

Full QC panel

6 passed · 2 reported

Appearance

Visual

GoodPass

Purity

HPLC · spec ≥ 95%

99.45%Pass

Net Peptide Content

HPLC

5.22mgReported

Identity

HPLC

ConfirmedPass

Fentanyl Screen

Immunoassay

Not DetectedPass

Heavy Metals

ICP-MS

Not DetectedPass

Sterility

PCR

No GrowthPass

Endotoxin

USP <85>

0.107 EU/mLReported

Every batch on record

Open any lot's signed certificate. Your order ships with its own lot-specific report.

DSIP 5mg

Latest

LOT DSP0001

99.45%

HPLC purity · meets spec

Labeled
5mg
Measured
5.22mg
Identity
Confirmed
Heavy metals
Not Detected
Sterility
No Growth
Endotoxin
0.107 EU/mL
Tested
Jul 30, 2026

8 assays passed · ILS Laboratories, ISO/IEC 17025 accredited

View certificate

Technical specifications

Compound Information

Molecular Profile

What Is DSIP?

Naturally occurring nonapeptide first isolated from rabbit brain in 1977

NonapeptideEndogenous
Type
Synthetic nonapeptide
CAS Number
62568-57-4
Molecular Formula
C35H48N10O15
Molecular Weight
848.8 g/mol
Amino Acids
9 residues
Sequence
Trp-Ala-Gly-Gly-Asp-Ala-Ser-Gly-Glu
PubChem Database
Storage Requirements

Stability Information

Handle with care to maintain potency

Light sensitiveTemperature sensitive
Lyophilized (powder)
protect from light
Reconstituted
Recommended condition
Stability
15 minutes (plasma half-life)

Sealed lyophilized vials are heat-stable; refrigerating or freezing sealed vials is optional. 2-8°C applies to reconstituted solutions.

Research Status

Development History

First isolated from rabbit brain in 1977 by Schoenenberger & Monnier

Discovery
1977, Switzerland
Discoverers
Schoenenberger & Monnier
Origin
Rabbit mesodiencephalic ventricle
INN Name
Emideltide
Human Studies
1980s-present
Regulatory Status
Research compound
Original discovery

Peer-reviewed literature

The research behind this compound, cited in full.

Every research claim on this page traces back to one of the 9 publications below.

  1. 01European Journal of Anaesthesiology · 2001Delta sleep-inducing peptide
  2. 02International Journal of Clinical Pharmacology, Therapy, and Toxicology · 1981Acute and delayed effects of DSIP on human sleep behavior
  3. 03Neuropsychobiology · 1992Effects of delta sleep-inducing peptide on sleep of chronic insomniac patients
  4. 04European Neurology · 1984DSIP in the treatment of withdrawal syndromes from alcohol and opiates
  5. 05European Neurology · 1984Therapeutic effects of delta-sleep-inducing peptide (DSIP) in patients with chronic, pronounced pain episodes
  6. 06Neuropsychobiology · 1983Effects of DSIP in man: Multifunctional psychophysiological properties besides induction of natural sleep
  7. Show all 9 references
    1. 07International Journal of Neuroscience · 1988DSIP—a tool for investigating the sleep onset mechanism: a review
    2. 08Molecules · 2021Delta Sleep-Inducing Peptide Recovers Motor Function in SD Rats after Focal Stroke
    3. 09PubChem DatabaseDelta Sleep-Inducing Peptide

Important research notice

Not for human, veterinary, or food use. This product is sold exclusively for research and educational purposes. It is not intended to diagnose, treat, cure, or prevent any disease.

All clinical trial data and research findings presented on this page are sourced from peer-reviewed journals and official publications. They are provided for educational reference only and should not be interpreted as medical advice or product claims.

By purchasing this product, you confirm that you are a qualified researcher and will use it in accordance with all applicable laws and regulations.

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DSIP | 99%+ Pure Peptide | Amino Club | Amino Club