Skip to main content
For laboratory research use only (RUO). Not for human consumption.

NEUROPEPTIDE / SLEEP RESEARCH

DSIP research5 mg vial, COA per batch

DSIP (Delta Sleep Inducing Peptide) is a 9-amino-acid peptide originally isolated from rabbit brain during delta sleep. In preclinical research it is studied for interaction with sleep architecture and stress-response models.

≥99% HPLC purity
COA per batch
EU cold-chain
Shipped within 48h

What is DSIP?

DSIP is notable for its ability to cross the blood-brain barrier despite being a peptide, making it a popular tool in CNS research.

Studies examine its interaction with delta-sleep EEG patterns, ACTH modulation and endogenous opioid pathways in animal models.

Research domains

Sleep architecture models
Stress response and HPA axis
Endogenous opioid signalling
Circadian rhythm studies

Product specifications

Substance name
DSIP
Form
Lyophilised powder
Amount per vial
5 mg
Purity
≥99% (HPLC)
Molecular weight
848.81 g/mol
Sequence
Trp-Ala-Gly-Gly-Asp-Ala-Ser-Gly-Glu
CAS number
62568-57-4
Storage
2–8°C, protected from light

Reconstitution & storage

2 ml of bacteriostatic water gives 2.5 mg/ml. Store at 2–8°C for up to 28 days.

Open the peptide calculator

Lab report & batch verification

Every batch of DSIP is independently analysed via HPLC and mass spectrometry. The Certificate of Analysis (COA) can be requested per batch ID by email and states purity, MW confirmation and residual solvents.

View all lab results

Shipping & storage

48h shipping

Orders placed before 15:00 CET ship the same business day from België.

Cold-chain

Insulated packaging with gel packs maintains 2–8°C for up to 72 hours.

Tracked & signed

Door-to-door tracking and signature on delivery, EU-wide.

Frequently asked questions about DSIP

No. DSIP is a research peptide used in preclinical studies to investigate delta sleep and stress response — it is not an approved therapeutic.

Other research peptides

Ready to order DSIP?

5 mg vial, COA per batch, cold-chain shipped from België — usually delivered the next business day.

Order DSIP