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DSIP – 5mg

Name: Buy DSIP 5mg Peptide | 99% Purity | COA Available
Brand: Orion Peptides
Price: 17.00 USD
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5mg | Third-Party Tested | 99% Purity | COA Available | Research Use Only

Delta Sleep Inducing Peptide (DSIP) is a synthetic nonapeptide studied in laboratory conditions for decades in relation to sleep regulation, stress response, and neuroendocrine modulation.

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Buy DSIP 5mg| 99% Purity| Third-Party Tested

Are you interested in purchasing DSIP 5mg for your research? Delta Sleep Inducing Peptide (DSIP) is a synthetic nonapeptide studied in laboratory conditions for decades in relation to sleep regulation, stress response, and neuroendocrine modulation.

Important Research Disclaimer:

Finally, DSIP 5mg is available only for research purposes. It is not approved by the FDA for human consumption, as a sleep aid, relief of stress, or any therapeutic purpose. For in-vitro, ex-vivo, or animal use only by qualified researchers in controlled laboratory environments. Designed for not human and personal use.

What is DSIP 5mg?

DSIP is a peptide consisting of 9 amino acids with an amino acid sequence Trp-Ala-Gly-Gly-Asp-Ala-Ser-Gly-Glu. It was originally isolated from rabbit blood during sleep research in 1974 and subsequently synthesized for experimental purposes.

DSIP 5mg Molecular Structure and Chemical Properties

DSIP (Delta Sleep-Inducing Peptide), also known as Emideltide, is a synthetic nonapeptide containing nine amino acids. Researchers study DSIP to investigate sleep regulation, slow-wave sleep, stress responses, and neuroendocrine signaling.

DSIP Chemical Properties Table

Property	Correct Information
Compound Name	Delta Sleep-Inducing Peptide (DSIP)
Alternative Name	Emideltide
Molecular Formula	C₃₅H₄₈N₁₀O₁₅
Molecular Weight	848.8 g/mol
CAS Number	62568-57-4
PubChem CID	68816
Amino Acid Length	9 amino acids
Amino Acid Sequence	Trp-Ala-Gly-Gly-Asp-Ala-Ser-Gly-Glu
One-Letter Sequence	WAGGDASGE
Peptide Classification	Synthetic nonapeptide
Peptide Structure	Linear
Disulfide Bonds	None
N-Terminal Group	Free amino group
C-Terminal Group	Free carboxyl group
Monoisotopic Mass	848.3301 Da
Research Applications	Sleep architecture, slow-wave sleep, stress responses, and neuroendocrine signaling
Compound Size	5mg

Source: PubChem – DSIP Chemical Properties

DSIP vs Other Sleep-Related Peptides

Unlike many other research peptides, DSIP is not associated with either sleep or stress. Unlike orexin-based peptides or melatonin analogues, which are also being investigated as sedatives, DSIP is not studied for its ability to induce a specific state of sedation but rather to enhance natural delta sleep patterns. DSIP also remains of interest for research on its more subtle physiological modulation of sleep stages and stress hormone regulation as compared to sedative compounds. Its non-sedating profile across many models makes it a unique tool to study the neurobiology of sleep in the context of minimal CNS depression.

Research-Based Benefits of DSIP 5mg (Only Valid For Research Environment)

DSIP has been studied for the primary purposes in laboratory and preclinical studies:

1. Modulation of Sleep Architecture

Yet in early animal studies, DSIP treatment was able to enhance slow-wave sleep (delta wave) time and positively impact markers of sleep quality without producing substantial sedation or motor deficits.

2. Stress and Regulation of the HPA Axis

Research shows that DSIP can help restore stress-induced ACTH and cortisol dysregulation. In models of acute and chronic stress, it has been studied for its possible ability to inhibit HPA axis activation.

3. Neuroprotective and Antioxidant Effects

Limited preclinical data suggests DSIP may reduce markers of oxidative stress and provide mild neuroprotection in models for cerebral ischemia or neurotoxicity [6,15].

4. Pain and Analgesic Research

Oleson et al reported on DSIP in experimental pain models where it has been used as an analgesic, with inconsistent results and varying effects on nociception.

5. Endocrine and Metabolic Signaling

DSIP has been studied in research investigating its effect on growth hormone secretion, melatonin levels, and neuroendocrine harmony during sleep-wake cycles.

Disclaimer: All benefits mentioned are based on preclinical, animal, or limited early-phase research studies. These are not therapeutic claims. Human safety and efficacy have not been established for the research peptide form.

For Research Use Only The unique and selective nature of DSIP 5mg makes it a valuable research tool for scientists working in the fields of sleep neurobiology, stress response systems, HPA axis modulation or neuroendocrine signaling.

References

Schoenenberger GA, et al. Delta sleep-inducing peptide (DSIP): the state of Art. Eur Neurol. 1984;23(5):321-329.
Graf MV, et al. A review of delta sleep-inducing peptide (DSIP). Neurosci Biobehav Rev. 1985;9(3):397-412.
Kovalzon VM, et al. Effects of DSIP on sleep and other physiological functions: a review. Neurosci Behav Physiol. 2009;39(3):227-234.
Yehuda S, et al. A review of DSIP effects on sleep, stress and pain. Peptides. 2007;28(3):622-629.
Bjorvatn B, et al. A role for DSIP: the sleep/peptide connection Sleep Med Rev. 2003;7(2):123-138.

For research use only, not intended for human use.

Research Use Only

This compound is intended for laboratory research use only. It is not intended for human or animal consumption, or for use in diagnostic or therapeutic procedures.

Chemical Properties

Molecular Formula	C35H48N10O15
Molecular Mass	848.8 g/mol
Monoisotopic Mass	848.33006086 Da
Polar Area	407 Å²
Complexity	1610
XLogP	-7.1
Heavy Atom Count	60
Hydrogen Bond Donor Count	14
Hydrogen Bond Acceptor Count	16
Rotatable Bond Count	25
CID	68816
InChI	InChI=1S/C35H48N10O15/c1-16(41-32(56)20(36)9-18-11-37-21-6-4-3-5-19(18)21)30(54)39-12-25(47)38-13-26(48)44-23(10-29(52)53)34(58)42-17(2)31(55)45-24(15-46)33(57)40-14-27(49)43-22(35(59)60)7-8-28(50)51/h3-6,11,16-17,20,22-24,37,46H,7-10,12-15,36H2,1-2H3,(H,38,47)(H,39,54)(H,40,57)(H,41,56)(H,42,58)(H,43,49)(H,44,48)(H,45,55)(H,50,51)(H,52,53)(H,59,60)/t16-,17-,20-,22-,23-,24-/m0/s1
InChIKey	ZRZROXNBKJAOKB-GFVHOAGBSA-N
IUPAC Name	(2S)-2-[[2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[2-[[2-[[(2S)-2-[[(2S)-2-amino-3-(1H-indol-3-yl)propanoyl]amino]propanoyl]amino]acetyl]amino]acetyl]amino]-3-carboxypropanoyl]amino]propanoyl]amino]-3-hydroxypropanoyl]amino]acetyl]amino]pentanedioic acid
Smiles	C[C@@H](C(=O)NCC(=O)NCC(=O)N[C@@H](CC(=O)O)C(=O)N[C@@H](C)C(=O)N[C@@H](CO)C(=O)NCC(=O)N[C@@H](CCC(=O)O)C(=O)O)NC(=O)[C@H](CC1=CNC2=CC=CC=C21)N

Certificate of Analysis

Quality

Every batch of DSIP – 5mg is tested for purity and identity using industry-standard methods.

HPLC Analysis

High-Performance Liquid Chromatography confirms purity ≥99%. Each batch is analyzed to ensure consistent quality.

Mass Spectrometry (MS)

Identity verification via mass spectrometry confirms correct molecular weight of 4113.58 g/mol.

Third-Party Testing

All compounds undergo independent third-party laboratory testing for quality assurance.

Request COA

Certificate of Analysis documents are available for all compounds. Contact us with your order number to request batch-specific documentation.

COA Lab Tests

Each compound batch is tested by independent laboratories to verify purity, identity, and quality. The Certificate of Analysis (COA) provides transparent lab results, ensuring the compound meets strict research-grade standards.

Storage & Handling

Before Reconstitution (Powder Form)

Store in the refrigerator at 2°C – 8°C.
For long-term storage, keep it in the freezer at -20°C.
Protect from heat, moisture, and direct light.
Keep the vial in a dry, cool place.

After Reconstitution (Mixed With Bacteriostatic Water)

Store in the refrigerator at 2°C – 8°C.
Shelf life is 2–4 weeks after mixing.
Do not freeze after mixing (liquid form becomes unstable).

General Tips

Avoid repeated freeze-thaw cycles.
Always wipe the vial top with an alcohol swab before use.
Keep it in the original vial to avoid contamination.

After Reconstitution (Mixed With Bacteriostatic Water)

Store in the refrigerator at 2°C – 8°C.
Shelf life is 2–4 weeks after mixing.
Do not freeze after mixing (liquid form becomes unstable).

Test	Method	Result	Specification
Identity	HPLC-DAD	DSIP	DSIP	Pass
Purity	HPLC-DAD	99.22	>99% by HPLC	Pass
Quantity	HPLC Analyte Concentration Curve Assay	5.16	5mg	Pass
Endotoxins	LAL ELISA	0.062 EU/mL	≤ 0.5 EU/mL	Pass
Sterility	Pour Plate	No Growth	No Growth	Pass

DSIP – 5mg

Bulk Pricing – Save More

Buy DSIP 5mg| 99% Purity| Third-Party Tested

Important Research Disclaimer:

What is DSIP 5mg?

DSIP 5mg Molecular Structure and Chemical Properties

DSIP Chemical Properties Table

DSIP vs Other Sleep-Related Peptides

Research-Based Benefits of DSIP 5mg (Only Valid For Research Environment)

1. Modulation of Sleep Architecture

2. Stress and Regulation of the HPA Axis

3. Neuroprotective and Antioxidant Effects

4. Pain and Analgesic Research

5. Endocrine and Metabolic Signaling

Disclaimer: All benefits mentioned are based on preclinical, animal, or limited early-phase research studies. These are not therapeutic claims. Human safety and efficacy have not been established for the research peptide form.

References

Research Use Only

Chemical Properties

Certificate of Analysis

Quality

HPLC Analysis

Mass Spectrometry (MS)

Third-Party Testing

Request COA

COA Lab Tests

Storage & Handling

Before Reconstitution (Powder Form)

After Reconstitution (Mixed With Bacteriostatic Water)

General Tips

After Reconstitution (Mixed With Bacteriostatic Water)

Related Compounds

Storage

Certificate of Analysis