High Purity Peptides | Fast Worldwide Shipping

DSIP 5mg

DSIP 5mg

DSIP (Delta Sleep-Inducing Peptide) is a nonapeptide first isolated from rabbit cerebral venous blood, studied for its influence on delta-wave EEG activity, circadian signaling, and stress-axis regulation. Supplied as a ≥99% HPLC-verified lyophilized powder for laboratory research use only.

+99% Purity Third-Party Tested COA Available

 19.99

13 in stock

In stock – Ships same day
SSL Secured
Secure Checkout
Guaranteed Delivery
Third-Party Tested

Certificate of Analysis

Third-Party Tested by Janoshik Analytical

Latest
99.936%
Purity
Variant
DSIP 5mg
Lot #
Labeled
DSIP 10 mg
Actual
N/A
Tested
Sep 2, 2025
View Certificate

Compound Information

Technical specifications


Molecular Profile

What Is DSIP?

TypeNeuromodulatory Nonapeptide
CAS Number62568-57-4
Molecular Weight848.81 g/mol
SynonymsDelta Sleep-Inducing Peptide
Amino Acids9 AA (Linear nonapeptide)
SequenceTrp-Ala-Gly-Gly-Asp-Ala-Ser-Gly-Glu
FormulaC35H48N10O15

Storage Requirements

Stability Information

Lyophilized powder; keep sealed, dry, and protected from light
Store at a stable temperature; minimize warming/cooling cycles
Aliquot after reconstitution; avoid repeated freeze–thaw cycles

Lyophilized Powder

-20°C preferred; 2–8°C for short-term handling

Reconstituted

2–8°C


About DSIP

DSIP (Delta Sleep-Inducing Peptide) is a nine-residue neuromodulatory peptide first isolated from the cerebral venous blood of rabbits during induced slow-wave sleep, from which it takes its name. It is studied for its reported association with delta-wave EEG activity, though its precise receptor target remains uncharacterized — a fact that makes it an ongoing subject of mechanistic investigation rather than a settled tool compound. Beyond sleep architecture, DSIP is examined in the context of circadian signaling, hypothalamic–pituitary–adrenal axis regulation, and stress response models. Supplied as a high-purity lyophilized powder for reproducible in-vitro and approved in-vivo work. This product is for laboratory research and development purposes only and must be handled by qualified professionals. Not for human, therapeutic, or diagnostic use.


Research Highlights

Delta-Wave EEG Activity

Originally identified through its association with slow-wave sleep, making it a reference peptide in EEG and sleep-architecture studies.

Circadian Signaling

Investigated for its role in rhythm entrainment and its interaction with melatonin and other circadian mediators.

HPA Axis Regulation

Studied for its influence on corticotropin signaling and stress-response pathways in preclinical models.

Uncharacterized Receptor Target

Its binding target remains unidentified, making DSIP an active subject of mechanistic and receptor-deorphanization research.

Compact, Stable Sequence

Its nine-residue length makes it straightforward to dissolve, dose, and handle consistently across experimental replicates.

≥99% HPLC Purity

Every batch is HPLC-verified and supplied lyophilized, ensuring reproducible results across long study timelines.

Product Specifications

Molecular Formula
C35H48N10O15
Molecular Weight
848.81 g/mol
CAS Number
62568-57-4
Sequence
Trp-Ala-Gly-Gly-Asp-Ala-Ser-Gly-Glu
Purity
≥99% (HPLC verified)
Form
Lyophilized powder
Appearance
White to off-white powder
Solubility
Soluble in water, bacteriostatic water
Storage
-20°C (lyophilized), 2–8°C (reconstituted)

Research Studies

Frequently Asked Questions

What is DSIP?

DSIP is a nine-residue neuromodulatory peptide originally isolated from the cerebral venous blood of rabbits during slow-wave sleep, from which its name derives.

What is DSIP’s mechanism of action?

Its receptor target has not been identified. This is a genuine open question in the literature, and it is part of why DSIP remains a subject of active mechanistic investigation rather than a well-characterized tool compound.

What research areas is DSIP used in?

It appears in studies of sleep architecture and delta-wave EEG activity, circadian rhythm signaling, and hypothalamic–pituitary–adrenal axis regulation in stress-response models.

Is this product approved for human use?

No. This product has not been evaluated by the FDA and is strictly intended for research and development purposes by qualified professionals only.

DSIP molecular structure

Summer Sale • 10% OFF Use Coupon SUMMER10

X