DSIP lyophilized vial with bacteriostatic water for research

DSIP

SKU: FC6599

$24.00

In stock — Order by 4 PM ET Mon–Fri or 12 PM ET Sat — ships same day. Free 2-Day shipping on orders over $300.

DSIP (Delta Sleep-Inducing Peptide) – 5 mg DSIP (Delta Sleep-Inducing Peptide) is a naturally occurring neuropeptide widely used in laboratory research to study sleep regulation, circadian rhythm modulation, and neuroendocrine function. Originally isolated from the brain, DSIP is commonly investigated in experimental models examining stress adaptation, hormone release, and neuronal protection. In stock and ready to ship. Buy DSIP online from Dr Jays Peptides — third-party tested, with a certificate of analysis available on request. Order by 4:00 PM ET Monday–Friday or 12:00 PM ET Saturday and it ships the same day with tracking. Ships same day. Order by 4 PM ET Mon–Fri or 12 PM ET Sat. Choose Ground, 2-Day or Next Day at checkout. Free Next Day shipping on orders of $350 or more. Tested. Certificate of analysis available on request. Earn rewards — registered customers get loyalty points on every order. Research applications also explore its potential role in oxidative stress modulation and neuroprotective pathways under controlled laboratory conditions. Product Specifications Peptide Name: DSIP (Delta Sleep-Inducing Peptide) Purity: See Certificate of Analysis Form: Lyophilized powder Quantity: 5 mg per vial Storage Conditions: Store at -20°C (-4°F) prior to reconstitution After reconstitution, refrigerate at 2–8°C (36–46°F) Use within 30 days of reconstitution Areas of Laboratory Investigation DSIP may be incorporated into experimental models involving: Sleep regulation and circadian rhythm studies Stress adaptation and cortisol modulation research Neuroprotection and oxidative stress models Endocrine system and hormone balance investigations Prefer a needle-free format? DSIP is also available as a pre-mixed DSIP nasal spray (10mg) — ready to use, no reconstitution required.

Reconstitution Chart (2 mL)

Mixing reagent: Bacteriostatic water. Add 2 mL to the vial.

Vial sizeConcentrationPer 1 unit (100-unit syringe)Per 10 units
5 mg2.5 mg/mL25 mcg250 mcg

Chart shows mixing math only.

For research use only.

Commonly discussed DSIP dosages

The figures below reflect dosages commonly discussed in online communities and anecdotal reports for DSIP. They are provided for reference only — this is not medical advice and not a dosing recommendation.

Commonly discussed doseCommonly discussed frequency
100–200 mcgOnce daily, commonly discussed before sleep
Additional product information
Request COA

We'll reply with the lot-specific COA where one is available for your selection.

Reference packaging image — confirm current lot details before ordering. Request current batch COA.

Bulk & lab orders

Need larger research quantities of this compound? Contact us for a quoted order. Prices shown here are per unit — review discounts, shipping and final total at checkout.

Request a bulk quote
  • 100% Satisfaction Guarantee — damaged, incorrect, or off-spec orders are made right with a free reship or refund.
  • Ships from Jacksonville, FL · Ground $8 · 2-Day $15 · Next Day $40 · Free 2-Day over $300.
  • Bacteriostatic water included — the correct amount for reconstitution, in every order.
  • Quality & documentation · Batch-traceable · Veteran-owned · 20% of profits donated to animal charities.
  • Secure checkout — 256-bit SSL encrypted.
What you receive
  • Sealed, lyophilized vial — Default
  • Bacteriostatic water — appropriate size for reconstitution, included free
  • Certificate of Analysis available — view COAs

What to expect from Dr Jays

Review product documentation, shipping details and support options before you order.

Documentation on request

Each research compound is analysed by HPLC with identity confirmed by mass spectrometry. Ask for the Certificate of Analysis covering current stock and we will send the document for the lot shipping to you.

Documentation library

Reference specifications published

Manufacturer ADS/SDS reference sheets for hundreds of compounds are published on this site, alongside handling, storage and reconstitution guidance.

Quality standards

Clear fulfilment timing

Order by 4 PM ET Mon–Fri or 12 PM ET Sat — ships same day. Ground $8 · 2-Day $15 · Next Day $40 · Free 2-Day over $300.

Shipping policy

Written return and refund policy

Returns, damaged or incorrect shipments and refund eligibility are set out in full in the published policy rather than summarised as a slogan.

Return & refund policy

Direct human support

Questions about documentation, an order or a specific lot go to a real inbox monitored during U.S. business hours.

Contact support

Veteran owned, fulfilled in Florida

Dr Jays Peptides is veteran owned and operated, and orders are packed and dispatched from Jacksonville, Florida.

About us

DSIP — frequently asked questions

Customer reviews

No reviews yet for DSIP. If you've ordered this item, you can be the first to review it — verified customers receive a review link by email after delivery.