Skip to main content
35% off sitewideFall SaleCodeEnds in

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

DSIP Spray
8x tested · ISO 1702599%+ purity

Circadian Peptide

DSIP Spray

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.

$59.99$38.99
Order by 3pm ET to ship same dayCutoff 3:00 PM ET (12:00 PM PT)
Arrives Wed, Sep 23 - Mon, Sep 28Free standard shipping on orders over $100
Free shipment protectionLost, stolen, or damaged? We replace it, on us.
Overnight and 2-day optionsPick your speed at checkout
We acceptSecure checkout
VisaAmerican ExpressApple PayGoogle Pay
DSIP Spray$59.99$38.99

More ways to save

Build a BoxNew

Any 4 compounds, 40% off monthly, free Amino H2O + free 2-day delivery.

Bulk OrdersNew

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

99.26%

Purity by HPLC

Lot
SDSP0001
Tested
Aug 20, 2026
Labeled
15mg
Measured
15.67mg
ISO 17025 Accredited8× TestedTested by multiple labs
View signed certificate (PDF)

Same lot, independently verified by a second ISO/IEC 17025 accredited lab (Acc# 117798, Certificate# L24-311).

Full QC panel

5 passed · 2 reported

Purity

HPLC · spec ≥ 95%

99.26%Pass

Net Peptide Content

HPLC

15.67mgReported

Identity

HPLC

DSIPPass

Fentanyl Screen

Immunoassay

Not DetectedPass

Heavy Metals

ICP-MS

Not DetectedPass

Sterility

PCR

No GrowthPass

Endotoxin

USP <85>

0.25 EU/mLReported

Every batch on record

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

DSIP Spray 15mg

Latest

LOT SDSP0001

99.26%

HPLC purity · meets spec

Labeled
15mg
Measured
15.67mg
Identity
DSIP
Heavy metals
Not Detected
Sterility
No Growth
Endotoxin
0.25 EU/mL
Tested
Aug 20, 2026

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

View certificate

DSIP Spray 15mg

LOT SDSP0001

PASS

Content & identity (HPLC) · meets label claim

Labeled
15mg
Measured
15.58mg / 15.39mg
Identity
Confirmed
Heavy metals
All below limits
Endotoxin
< 1.25 EU/mL
Tested
Aug 20, 2026

8 assays passed · Ethos Analytical, ISO/IEC 17025 (Acc# 117798)

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
Physical Properties

Handling & Storage

Supplied ready to use. No reconstitution required.

Ready to useProtect from direct light
Appearance
Clear, colorless solution
Diluent
Antimicrobial preserved water
Storage
34°F to 120°F (1°C to 49°C)
Shelf life
Up to 8 months
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.

DSIP peptide vial
NAD+ peptide vial

All the research peptides you need, with the peace of mind and research community at your fingertips.

Research updates from Amino Club

Subscribe for catalog updates, new research compounds, and quality documentation news

For researchers and labs. No spam, unsubscribe anytime.

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