DSIP | US Warehouse | Cosmetic Peptides | 5mg 10mg Vials | Lyophilized Powder | 99% Purity buy - large image1

DSIP | US Warehouse | Cosmetic Peptides | 5mg 10mg Vials | Lyophilized Powder | 99% Purity buy - image1

DSIP | US Warehouse | Cosmetic Peptides | 5mg 10mg Vials | Lyophilized Powder | 99% Purity buy - image2

DSIP | US Warehouse | Cosmetic Peptides | 5mg 10mg Vials | Lyophilized Powder | 99% Purity buy - image3

DSIP | US Warehouse | Cosmetic Peptides | 5mg 10mg Vials | Lyophilized Powder | 99% Purity buy - image4

DSIP | US Warehouse | Cosmetic Peptides | 5mg 10mg Vials | Lyophilized Powder | 99% Purity

TDS 18 Inquiries

Unit Price:

$20-23/G FOB

Get Latest Price 

CAS No.:

62568-57-4

Grade:

Pharma Grade / Research Grade

Content:

99%

Port:

GAUNGZHOU

Brand:

Packaging:

2 mg/vial

Price valid (until):

2026-07-26

Contact Supplier

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Tianjin Huifeng Technology Co., Ltd.

Company Type:

Trader

Location:

China

Qualification:

Main Products:

peptides

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Product Description
Seller Information
Inquiry History

Description

Product Detail

NAME: ANNA
WHATSAPP:+8619933210924
+852 5504 3622
EMAIL:sales02@yw-jl.cn
Welcome to concult

Manufacturer advantages

—— Basic Introduction ——

Name: DSIP (Delta Sleep-Inducing Peptide)

CAS#: 62568-57-2

Molecular Formula: C35H48N10O15

Molecular Weight: 844.82

Sequence: Trp-Ala-Gly-Gly-Asp-Ala-Ser-Gly-Glu

Appearance: White Powder

Purity (HPLC): ≥99.0%

Single Impurity (HPLC): ≤1.0%

Moisture Content (Karl Fischer): ≤10.0%

Peptide Content: ≥80.0%

Storage: Store at -20℃ degrees Celsius in a dry and cool place.

Storage Condition: Store at -20°C Solubility in DMSO: 3mg/mL (3.55 mM)

What is DSIP used for?

DSIP (Delta Sleep-Inducing Peptide) is a natural endogenous neuropeptide compound that targets the human central nervous system. It simulates the regulatory function of natural sleep-related hormones in the human body, effectively activating neural regulation pathways to promote delta wave activity in the brain and assist in improving sleep quality.

DSIP exhibits outstanding efficacy in sleep regulation, nervous system soothing and physiological rhythm adjustment compared with common sleep-regulating ingredients. As a high-activity endogenous neural peptide, DSIP has high binding affinity for central nervous system receptors. This unique neuroregulatory mechanism enables it to effectively improve sleep disorders without causing neurological dependence. Relevant pharmacological studies confirm that DSIP perfectly mimics the physiological activity of natural sleep-inducing substances, safely and efficiently regulating sleep cycles. It is widely used in neuroscience research and sleep physiology research, providing a safe and natural alternative to traditional sleep adjustment methods.

What does DSIP do to your body?

DSIP is a potent sleep-inducing neuroactive peptide. It mainly acts on the central nervous system by promoting the generation of brain delta waves, accelerating the process of falling asleep and stabilizing deep sleep duration. It effectively relieves nervous tension, improves insomnia and light sleep problems, and optimizes human circadian rhythm. In addition, it regulates neuroendocrine levels, relieves physical and mental fatigue, and delivers dual regulatory effects on neural soothing and physical state recovery.

What effect can you get with DSIP?

Experimental research shows that continuous standardized use of DSIP can effectively optimize sleep structure, prolong deep sleep time and improve sleep stability in a short cycle. It significantly relieves insomnia, dreaminess and easy waking conditions, repairs fatigue state caused by poor sleep, and provides a safer and more natural sleep adjustment effect compared with traditional sleep aid products.

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——Peptide Storage Guidelines——

When storing peptides, remember to:
• Store peptide in a cold, dry, dark place
• Avoid repeated freezing and thawing of peptide
• Avoid overexposure to the air
• Avoid light exposure
• Avoid storing peptides in solution long term
• Aliquot peptide according to experimental requirements

——FAQ——

Q1: Are you a supplier or a manufacturer?
A: We are both a supplier and a manufacturer.
Q2: How do you make the delivery?
A: We have established stable cooperative relationships with DHL, TNT, UPS, FedEx, EMS, China Post Air Express, etc. For container transportation, we can arrange for sea shipping; you can also choose your own freight forwarder.
Q3: What payment methods do you accept?
A: We accept Bitcoin and USDT.
Q4: How about the after-sales service?
A: We offer high-quality products and guarantee 100% safe delivery.
Q5: How do you ensure product quality?
A: We will send you the analysis report (COA) of the sample to confirm the quality.
Q6: How can we verify the quality of the products before placing an order?
A: For some products, free samples are available. You only need to bear the shipping cost or arrange for a courier to pick them up. You can also provide the product specifications and requirements, and we will produce them accordingly.
Q7: Are there any discount offers?
A: Yes, the larger the order quantity, the more favorable the price will be.

——Product Description ——

DSIP (Delta Sleep-Inducing Peptide) shows significantly better efficacy with regard to sleep regulation and nervous system adjustment than ordinary sleep aid ingredients and common neuroregulatory peptides. DSIP, also known as Delta Sleep-Inducing Peptide, is an endogenous active neuroregulatory peptide. DSIP has high affinity for central nervous system neural receptors, and this unique neuroregulatory behavior has been shown to produce more stable, safer and longer-lasting sleep-improving effects compared with traditional sleep aid products and single-target soothing ingredients. Signaling studies reported that DSIP mimics the physiological actions of natural sleep-inducing substances in the human central nervous system. DSIP is widely researched for improving sleep disorders and regulating human circadian rhythm, as an addition to daily rest adjustment and physical conditioning. It also further validates the scientific value of regulating sleep state through endogenous neural physiological stimulation, rather than relying solely on external auxiliary products and passive rest to improve sleep quality.

——Company Profile——

Tianjin Huifeng Technology Co., Ltd. is a company specializing in the production of various peptide products and chemical raw materials. We have a professional R&D team and an efficient and reliable logistics team to ensure that you can receive high-quality products safely and on time. Our customers are located in the United States, Europe, Japan, South Korea, India, and other regions. Most of our main products are in stock and can be shipped immediately. Please inform us of your specific quantity requirements, and we will provide you with the most competitive prices. Welcome to contact us at any time for more information.
We offer a wide range of peptide products, which are widely used in life science research, drug development, cosmetics, anti-aging medicine, and functional health supplements. We guarantee excellent product quality and competitive prices. Customers who have ordered our peptide products have always given high evaluations. We sincerely welcome reliable buyers from all over the world to contact us and negotiate business cooperation for peptide products. 1. Outstanding Product Quality
Product quality is the foundation of our business. Our peptide compounds are synthesized using the solid-phase peptide synthesis method (SPPS), purified by high-performance liquid chromatography (HPLC), and verified by mass spectrometry (MS).
Each batch of products comes with an analysis certificate (COA), which contains key data: ••• Purity (HPLC) • Molecular weight (MS) • • • Moisture content • • • Residual solvents • • Microbial limits (if applicable).
For customers with stricter regulatory requirements, we can also provide third-party testing reports, endotoxin (LAL) data, and stability study documents. 2. Customized Services and R&D Support
We provide flexible customized synthesis services and support from an experienced R&D team. Whether you need a new peptide sequence, cosmetic-grade purity, or modified molecules (such as PEGylation or acetylation), we can deliver high-quality products on time. Our services include:
•• Custom peptide synthesis (milligram to kilogram level)
••• Peptide modification and labeling
•• Small molecule synthesis
• Project-based R&D and large-scale production
We work closely with our clients to ensure technical feasibility, rapid delivery, and cost control throughout the entire development cycle. 3. Diverse product portfolio
We offer a wide range of products that are continuously expanding:
••• Peptides: GLP-1 analogues (such as sitagliptin, tazapetide, retactide, etc.), cosmetic-grade peptides (such as acetyl hexapeptide-8, Matrixyl, etc.), anti-aging peptides, and research-grade peptides.
•• Small molecule compounds: Cognitive enhancers, NAD+ precursors/promoters (such as NMN, NR, NADH) and intermediates.
• Biochemical products: Amino acid derivatives, enzyme cofactors, and custom reagents.

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——Payments ——

We support payment methods including Alipay, bank cards and USDT

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——Modes of transport ——

We offer global shipping via EMS and FedEx with full tracking and secure delivery to all regions worldwide.

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Items	Specifications
vial	mg
tude	g
bag	kg

Certificates

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:
peptides

Location:
No. 85, Qingnian Road, Hongqiao District, Tianjin

Total Annual Revenue:
$5 million-$10 million

Total Employees:
51-100

Year of Establishment:
2026

Inquiry History

18 Inquiries

Country	Product	Purchase Quantity	Date Posted
United Kingdom	Dsip	10 MG	Jun 17, 2026
United States	Dsip	10 G	Jan 12, 2026
United States	dsip	100 G	May 17, 2026
United States	DSIP	10 MT	Apr 27, 2026
United States	DSIP	10	Apr 13, 2026
United States	DSIP	1 MT	Apr 10, 2026
United States	Dsip	100 MT	Feb 3, 2026
United States	Dsip	1 MT	Dec 17, 2025
Italy	Adipotide	100 MG	Jun 2, 2024
United States	DSIP	100 MG	Nov 28, 2025
Germany	Dsip	1 MT	Apr 26, 2026
United States	DSIP	10 MT	Mar 12, 2026
United States	DSIP	10 MG	Jan 12, 2026
United States	DSIP	1 G	Nov 10, 2025
United States	dsip	1	Oct 20, 2025
United States	DSIP lyphilized powder	100 MG	Jun 24, 2025
United States	Adipotide 5mg 10vial kit	1 MT	Feb 25, 2024
United States	Epitalon, NAD+, DSIP, 5-Amino-1MQ, PEG-MGF	1	May 9, 2026

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