GMP-Certified, ≥98% HPLC-Verified

DSIP

Name: DSIP
Brand: Peptide Direct

Wholesale Delta Sleep-Inducing Peptide. DSIP (Delta Sleep-Inducing Peptide) is a naturally occurring nonapeptide with the sequence Trp-Ala-Gly-Gly-Asp-Ala-Ser-Gly-Glu (WAGGDASGE), first isolated from rabbit cerebral venous blood during induced sleep. It is widely researched in sleep regulation, stress response, and neuroendocrine science.

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≥98% HPLC-VerifiedGMP & ISO 9001:2015 certifiedCOA with every batch

GMP · ISO · HACCPUK & Berlin manufacturingThird-party testedManufacturer direct since 2018

Compound specifications

DSIP at a glance

Compound Name	DSIP
Full Name	Delta Sleep-Inducing Peptide
Alternative Name	Emideltide
Classification	Neuropeptide, sleep and neuroendocrine regulator
Peptide Type	Naturally occurring nonapeptide
CAS Number	62568-57-4
Molecular Formula	C35H48N10O15
Molecular Weight	Approximately 848.8 g/mol
Amino Acid Sequence	Trp-Ala-Gly-Gly-Asp-Ala-Ser-Gly-Glu (WAGGDASGE)
Purity	≥98% (HPLC-verified, batch-by-batch)
Format	Lyophilised peptide powder, multi-dose research vials
Appearance	White lyophilised powder prior to reconstitution
Solubility	Soluble in water; reconstitute using bacteriostatic water or sterile laboratory-grade water

Ordering

Available Strengths

DSIP is available wholesale in the following strength:

DSIP 5mg

Available for bulk ordering with flexible MOQs. Private label packaging and labelling is available for qualifying buyers — see our Private Label page for details. If you require additional strengths for your order, contact us to discuss availability.

Quality & documentation

Quality Assurance

Every batch of DSIP supplied by Peptide Direct meets the same standard as our full compound range:

GMP certified manufacturing conditions
ISO 9001:2015 certified quality management
HPLC purity verification to ≥98%, batch-by-batch
Certificate of Analysis supplied with every order

View our full QA standards →

Wholesale

Wholesale Information

DSIP is available through Peptide Direct for:

Wholesale peptide supply
International distribution
Commercial wellness partnerships
Private label solutions

View our wholesale terms →

Storage & handling

Storage Information

Store refrigerated at 2–8°C in a cool, dry environment away from direct light. For long-term storage prior to reconstitution, freezing conditions are recommended. Storage conditions are confirmed on the Certificate of Analysis supplied with each order.

Request a wholesale DSIP quote

Tell us the strength and quantity you need. We reply within 24 hours with tiered pricing and a current batch COA on request. COAs, pricing and samples available — B2B enquiries only.

Frequently asked questions

What is DSIP?

DSIP (Delta Sleep-Inducing Peptide) is a naturally occurring nonapeptide with the sequence Trp-Ala-Gly-Gly-Asp-Ala-Ser-Gly-Glu (WAGGDASGE), first isolated from rabbit cerebral venous blood during induced sleep. It is widely researched in sleep regulation, stress response, and neuroendocrine science.

What purity does Peptide Direct's DSIP meet?

All DSIP supplied by Peptide Direct is verified by HPLC analysis to a minimum purity of ≥98% on a batch-by-batch basis, with a Certificate of Analysis supplied on every order.

What strengths are available?

DSIP is available wholesale in 5mg, with flexible minimum order quantities for bulk buyers. Contact us if you require other strengths.

Can I get DSIP under my own brand?

Yes. Private label packaging, vials, and labelling are available for qualifying wholesale buyers. See our Private Label page for details.

How should DSIP be stored?

Store refrigerated at 2–8°C, away from direct light. For long-term storage, freezing conditions are recommended prior to reconstitution.

Is DSIP manufactured under GMP conditions?

Yes. All DSIP supplied by Peptide Direct is manufactured under GMP and ISO 9001:2015 certified conditions, the same standard applied across our full compound range.

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For research and laboratory purposes only. Not intended for human consumption, medical use, diagnosis, treatment, cure, or prevention of any disease. Products sold by Peptide Direct are intended exclusively for qualified research professionals and licensed institutions. Buyers are responsible for ensuring compliance with all applicable laws and regulations within their jurisdiction.