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DSIP 5mg research vial — MyPeptides
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Peptides
Neuroscience Research
In stock

DSIP

5 mg · ≥99% purity

4.9

Delta sleep-inducing peptide for sleep and stress research.

£34.99GBP

£34.99 per vial · Tax calculated at checkout · Free UK & EU shipping

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≥99% purity
3rd-party HPLC
CoA per batch
Fast UK shipping
Quality guarantee

Every batch is independently HPLC assayed. Certificate of Analysis available on request.

DSIP is Delta Sleep-Inducing Peptide, an endogenous nonapeptide first isolated from cerebral venous blood, supplied by MyPeptides for laboratory research use only.

DSIP is Delta Sleep-Inducing Peptide, an endogenous nonapeptide first isolated from cerebral venous blood. MyPeptides supplies it as a lyophilised 5 mg vial for in vitro laboratory research, HPLC assayed at ≥99% purity with a signed certificate of analysis on every batch.

Researchers reach for DSIP in sleep architecture, neuroendocrine and stress-response research. It is offered strictly for laboratory investigation — no personal-use claims, no dosing guidance, and no framing as a medicine.

The point of buying research grade rather than generic material is documentation. Every DSIP order carries lot-specific HPLC and mass-spec data, so the compound in your protocol matches the compound named on the paperwork. Lyophilised for stability, so reconstitution volume drives concentration cleanly in bench work.

DSIP — frequently asked questions

Straight answers on purity, handling, dispatch and research use.

What is DSIP?

DSIP is Delta Sleep-Inducing Peptide, an endogenous nonapeptide first isolated from cerebral venous blood, supplied by MyPeptides as a lyophilised research vial for laboratory research use only.

What is DSIP used for in research?

In cited literature, DSIP is studied in sleep architecture, neuroendocrine and stress-response research. It is not a medicine and is not intended for human or veterinary use.

What purity is MyPeptides DSIP?

Every batch is third-party HPLC assayed at ≥99% purity. A signed certificate of analysis is available on request after checkout.

How is DSIP reconstituted and stored?

Ships lyophilised in a sealed borosilicate vial. Store at −20 °C; reconstitute with bacteriostatic or sterile water immediately before in vitro use.

Do you ship DSIP to the UK and EU?

Yes — tracked Royal Mail and DPD dispatch across the UK and EU, with free shipping on orders over £200. Weekday orders placed before 12:00 UK time ship the same day.

DSIP reviews

Verified feedback from qualified researchers across the UK & EU.

5.0(6 reviews)
Verified

Professional service end to end

Ordered a bundle to save on shipping - all vials arrived in one insulated pack, labels identical batch, CoA covers the lot. Great value.

Jonas F.Copenhagen, DK · 5 May 2026
Verified

Very impressed with the CoA

Support answered a batch question within a few hours over email. Rare to get that level of response from a research supplier. Product itself is exactly to spec.

Lena P.Amsterdam, NL · 4 Apr 2026

Consistent batch to batch

Documentation is what sold me. Independent CoA per batch, clean HPLC traces. Reconstitution behaved exactly as expected. Solid supplier for research use.

Amelia S.Edinburgh, UK · 13 Jul 2026
Verified

Vials in perfect condition

Everything about this feels professional - from the site to the packaging to the paperwork. Purity assay matches what is on the label. Will keep ordering.

Mia L.Stockholm, SE · 21 Mar 2026
Verified

Quality packaging, quick dispatch

Third order from MyPeptides. Purity and appearance are consistent across batches. The paperwork is genuinely useful - mass, structure and CAS all included.

Tom C.Bristol, UK · 23 Apr 2026
Verified

Trust these guys

Really impressed with the packaging quality. Everything double-boxed, insulated and clearly labelled. Same day dispatch worked as promised.

Ravi M.Birmingham, UK · 4 Jul 2026
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