

DSIP
Delta Sleep-Inducing Peptide
DSIP for sale — research-grade, third-party lab-tested to ≥99% purity. Delta Sleep-Inducing Peptide. Buy DSIP online with crypto, discreet worldwide shipping and a batch-matched COA.
Delta Sleep-Inducing Peptide (DSIP) is a nine-amino acid neuropeptide originally isolated from the cerebral venous blood of rabbits in delta-wave sleep. The compound has been studied in preclinical and exploratory clinical research for effects on EEG delta activity, circadian regulation, and HPA axis modulation. For laboratory research use only.
Crosses the blood-brain barrier and influences slow-wave EEG activity, modulates corticotropin and somatotropin release, and interacts with GABAergic signaling.
For Research Use Only. Sold for in vitro laboratory research. Not for human or veterinary consumption. By purchasing, you confirm you are 21+ and a qualified research professional.
Delta Sleep-Inducing Peptide — Trp-Ala-Gly-Gly-Asp-Ala-Ser-Gly-Glu.
Every batch of DSIP ships with an independently conducted Certificate of Analysis by Janoshik Analytical or Bioviridian. The COA includes HPLC-MS chromatogram, mass spec confirmation, endotoxin levels, and heavy metals screening.
Batch number is printed on the vial label and included in your order confirmation email. Look it up at pepidyn.com/coa.
DSIP FAQ
Is DSIP a peptide?
DSIP — Delta Sleep-Inducing Peptide — is supplied as a research-grade peptide compound, lyophilized for laboratory study. See the molecular data on this page.
What is DSIP used for in research?
Delta Sleep-Inducing Peptide (DSIP) is a nine-amino acid neuropeptide originally isolated from the cerebral venous blood of rabbits in delta-wave sleep. The compound has been studied in preclinical and exploratory clinical research for effects on EEG delta activity, circadian regulation, and HPA axis modulation. For laboratory research use only.
Does DSIP come with a COA?
Yes. Every batch ships with an independent Certificate of Analysis (HPLC-MS, mass-spec confirmation, endotoxin and heavy-metals screening). The batch number on the vial matches your order.
How is DSIP stored?
Lyophilized DSIP is stable at 2–8°C for 24+ months. Room-temperature transit does not affect potency. After reconstitution, store at 2–8°C and use within 30 days.







