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peptide DSIP,high purity,Factory direct supply

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CAS No.:

62568-57-4

Content:

99%

Port:

Guangzhou

Brand:

Suitai

Packaging:

10vials/box

Price valid (until):

2026-07-04

Contact Supplier

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STARBEAUTY BIOTECH LIMITED

Company Type:

Trader

Location:

Hongkong, China

Qualification:

Main Products:

peptide,Cosmetics

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Product Description
Seller Information
Inquiry History

Description

DSIP

Items	Specifications
Items	Specifications
Product Name	DSIP
CAS number	62568-57-4
Purity	99%
Molecular formula	C35H48N10O15
Appearance	White powder
Storage	Dry and Cool Place
Grade	Pharmaceutical Grade
Specification	2mg 5mg 10mg 15mg 20mg

1. Product Basic Information

Shop peptide DSIP,high purity-Detailed Image 1

Full Name: Delta Sleep-Inducing Peptide (DSIP, Emideltide)

CAS No.: 62568-57-4

Amino Acid Sequence: Trp-Ala-Gly-Gly-Asp-Ala-Ser-Gly-Glu (WAGGDASGE)

Molecular Formula: C₃₅H₄₈N₁₀O₁₅

Molecular Weight: 848.81 Da

Product Form: Sterile Lyophilized White Powder (Vial Packaging, 5mg/10mg per vial)

Purity: ≥98% / ≥99% tested via RP-HPLC, no extra additive filler added

Notice: For laboratory research use only, not intended as pharmaceutical medicine, food supplement for human oral intake

2. Product Origin & Introduction

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DSIP is a natural endogenous nonapeptide firstly isolated from rabbit cerebral venous blood in 1977 by Swiss research team Schoenenberger & Monnier. It is naturally synthesized inside human hypothalamus and central nervous system, serving as a core neuroregulatory peptide for sleep-wake cycle balance. Our synthetic DSIP is produced by strict solid-phase peptide synthesis technology, high purity sterile freeze-dried craft to retain full biological activity of original natural DSIP peptide.

Different from conventional chemical sleeping pills that force sedation, DSIP optimizes the body’s native sleep regulatory system gently without drug dependence or next-day hangover drowsiness, becoming a mainstream research peptide for sleep optimization, anti-stress and neuroendocrine study globally.

3. Core Research Verified Functions & Benefits

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① Optimize Deep Delta-Wave Slow-Wave Sleep (Core Advantage)

DSIP selectively boosts delta brainwave frequency (0.5–4Hz), prolongs restorative slow-wave sleep (SWS, Stage3/4 NREM sleep), shortens sleep onset latency, reduces frequent midnight awakening. It helps users gain real repairing deep sleep instead of superficial dozing, effectively improving insomnia, irregular circadian rhythm caused by shift work and jet lag. Deep sleep promoted by DSIP accelerates nighttime growth hormone secretion to support body tissue repair and post-workout muscle recovery for sports-related research.

② Regulate Stress Hormone & Anti-Anxiety

Modulate HPA (Hypothalamic-Pituitary-Adrenal) axis, restrain abnormal elevation of cortisol under chronic stress, relieve nervous tension and anxious mood from long-term overwork, mental exhaustion. Ideal raw material for stress relief and sub-health related laboratory researches.

③ Neuroprotection & Antioxidation

Eliminate excess free radicals, mitigate neuronal oxidative damage, protect brain nerve cells against inflammatory injury; widely applied in researches of neurodegeneration, cerebral ischemia damage relief.

④ Auxiliary Research Value

Preclinical researches prove DSIP owns mild analgesic effect for chronic pain study, and supports addiction withdrawal related experimental research (alcohol & addictive substance dependence relief) as well as immunomodulation experiments.

4. Reconstitution & Reference Research Dosage

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Solvent Suggestion: Reconstitute with sterile injection-grade purified water; prepare stock solution ≥100μg/mL first, dilute further as experiment requirement
Typical Research Dosage: 100–300 mcg per single subcutaneous administration, once daily, 1~2h before simulated bedtime for sleep-related trials
Administration Way: Subcutaneous injection for lab animal & in-vitro human cell research only

5. Storage & Stability Specification

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Unopened lyophilized vial: Stable for 3 weeks under room temperature; long-term storage below -18℃ in dry & dark environment, avoid moisture and repeated freeze-thaw cycles
After reconstitution: Store at 2–8℃ and finish usage within 2~7 days; preserve below -18℃ for long-term reserved working liquid (adding 0.1% BSA/HSA for better stability if needed)

6. Quality Advantage

Strict HPLC purity inspection, batch COA certification available upon request
Aseptic vacuum freeze-dried production under GMP-level purification workshop, low impurity content
Complete batch traceability, stable batch-to-batch consistency for long-term laboratory bulk procurement

Basic Info

Product Name:

Dsip

CAS No.:

62568-57-4

Molecular Formula:

C35H48N10O15

InChIKeys:

ZRZROXNBKJAOKB-GFVHOAGBSA-N

Molecular Weight:

848.8

Exact Mass:

848.33006086

UNII:

YN28Z5YZ73

Categories:

Polypeptide

Characteristics

See More Dsip Properties 

Hazard Identification

Classification of the substance or mixture

no data available

GHS label elements, including precautionary statements

Precautionary statement(s)
Pictogram(s)	no data available
Signal word	no data available
Hazard statement(s)	no data available
Prevention	no data available
Response	no data available
Storage	no data available
Disposal	no data available

Other hazards which do not result in classification

no data available

Handling and Storage

Precautions for safe handling

Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.

Conditions for safe storage, including any incompatibilities

Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.

See More Dsip Safety Data Sheet 

Seller Information

Business Type:
Trader

Main Products:
peptide,Cosmetics

Location:
FLAT E19, 10/F, NO .52 HUNG TO ROAD, KWUN TONG HONG KONG

Payment Terms:
TT against copy of documents,D/P,L/C,D/A,O/A,TT against B/L draft before shipment,100% TT in advance

Average lead Time:
3

Total Annual Revenue:
$1 million-$2.5 million

Total Employees:
51-100

Year of Establishment:
2026

Introduction to Peptide Manufacturing Factory

Our peptide manufacturing factory is a professional, standardized and intelligent production base dedicated to the research, development and mass production of high-purity custom peptides and standard peptides. Adhering to strict pharmaceutical and biochemical production standards, we integrate independent R&D, precision production, rigorous quality testing and customized technical services, committing to providing high-quality peptide products and reliable solutions for global customers.

Equipped with advanced fully automated peptide synthesis production lines, purification systems and freeze-drying equipment, the factory supports multi-scale production ranging from milligram-level laboratory samples to kilogram-level industrial mass production. We cover mainstream synthesis technologies such as solid-phase peptide synthesis and liquid-phase peptide synthesis, and can efficiently customize various complex peptides, including long-chain peptides, cyclic peptides, modified peptides, fluorescent-labeled peptides and phosphorylated peptides. Our product portfolio widely serves biopharmaceutical research, cosmetic raw material development, food additive production, academic scientific research, diagnostic reagent preparation and other fields.

Quality control is the core of our production management. The factory has built a complete quality management system in line with ISO international standards, with independent professional testing laboratories. We adopt high-performance liquid chromatography (HPLC), mass spectrometry (MS), infrared spectroscopy and other precision testing methods to strictly monitor raw material screening, synthesis reaction, purification treatment, finished product packaging and every production link. This ensures that all peptide products feature high purity, stable properties, accurate molecular weight and low impurity content, meeting the differentiated quality requirements of scientific research experiments and industrial production.

With a professional technical team composed of senior peptide synthesis engineers and biochemical researchers, we have rich experience in solving difficult peptide synthesis problems and optimizing production processes. While guaranteeing product quality and production efficiency, we continuously optimize production processes, reduce production costs and shorten delivery cycles. In addition, we provide one-stop services including peptide design scheme optimization, technical consultation, after-sales technical support and personalized packaging, winning long-term trust and cooperative relationships with customers at home and abroad.

Sticking to the development concept of "technology innovation, quality supremacy, customer-oriented", our factory keeps upgrading production equipment and R&D capabilities, and strives to become a competitive professional peptide manufacturing supplier in the global biochemical industry.

Inquiry History