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Dipeptide-15 99% Glycylglycine High Purity Cosmetic Peptide CAS 556-50-3 for Skin Hair Care buy - image1

Dipeptide-15 99% Glycylglycine High Purity Cosmetic Peptide CAS 556-50-3 for Skin Hair Care buy - image2

Dipeptide-15 99% Glycylglycine High Purity Cosmetic Peptide CAS 556-50-3 for Skin Hair Care buy - image3

Dipeptide-15 99% Glycylglycine High Purity Cosmetic Peptide CAS 556-50-3 for Skin Hair Care

Name: Dipeptide-15 99% Glycylglycine High Purity Cosmetic Peptide CAS 556-50-3 for Skin Hair Care
Brand: guozhao
SKU: pr2609226021
Price: 120 USD
Availability: InStock

1 Inquiries

Unit Price:

$120-130/MT FOB

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CAS No.:

556-50-3

Grade:

Industrial Grade

Content:

99%

Port:

qingdao

Brand:

guozhao

Packaging:

25kg/bag

Sample Available:

Yes

Price valid (until):

2026-10-29

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Shandong Guozhao Import and Export Co., Ltd.

Company Type:

Distributor

Location:

China

Qualification:

Main Products:

CHEMICALS

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Product Description
Seller Information
Inquiry History

Description

Shop Dipeptide-15 99% Glycylglycine High Purity Cosmetic Peptide CAS 556-50-3 for Skin Hair Care-Detailed Image 1

Dipeptide-15/Glycylglycine is one of the simplest dipeptides, composed of two glycine residues. Its INCI name is DIPEPTIDE-15 (CAS: 556-50-3), and it is readily soluble in water. In cosmetic formulations, this ingredient primarily serves as a hair conditioning agent and a skin-protecting agent.

As a signaling peptide, Dipeptide-15 helps maintain the function of the extracellular matrix (ECM) by regulating intercellular communication pathways. It promotes collagen production, improves skin elasticity and firmness, and enhances skin barrier function as well as moisturizing capabilities.

Acts as a hair conditioning agent, enhancing hair smoothness and shine.

Promotes collagen production, improving skin elasticity and firmness.

Strengthens the skin barrier function and reduces moisture loss.

Provides moisturizing effects, enhancing skin hydration levels.

Offers protective benefits to the skin, helping to defend against external irritants.

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FAQ

Q:What is your packing?
A: The products are usually packaged in bags, cartons and drums. Product packaging varies according to the product.We accept custom packaging.

Q:What is the delivery time?
A: Products are in stock. Shipping time depends on the type and quantity of the product. About 7-15days.

Q:What is the payment terms?
A: TT or spot letter of credit. The payment method is determined by negotiation.

Q:What is your transport?
A: Normally by sea ,by truck or by Rail;Urgently by air .

Q:Can I get the sample before placing the order?
A: Yes,Of course,click below "Send your message to this supplier"or contact us to get your FREE sample!

Q:Can you give me a discount?
A: Of course, we will offer you the best discount according to the quantity of your order.

Q:Where is your shipping port?
A: Qingdao port

Q:what can you buy from us?

A:Epoxy Resin,PVC Resin,Color Liquid Pigment,Color Powder,Oxide

Q:How about your after-sale service?
A:Any problems,we will try our bese to find the best solution

We provide free samples.

You can contact me directly via my business card.

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ECHEMI Editorial Reference

Glycylglycine is the simplest of all peptides and could function as a gamma-glutamyl acceptor.
Solid
Glycylglycine is a dipeptide formed from glycine residues. It has a role as a human metabolite. It derives from a glycine. It is a tautomer of a glycylglycine zwitterion.|The simplest of all peptides. It functions as a gamma-glutamyl acceptor.

Research & Reference Note

Dipeptide-15 99% Glycylglycine High Purity Cosmetic Peptide CAS 556-50-3 for Skin Hair Care is listed on ECHEMI for industrial / laboratory sourcing. This listing is for industrial and laboratory research use. Product information on ECHEMI is provided for sourcing and specification reference. It is not medical advice, a clinical recommendation, or an approved therapy description. Always verify regulatory status, purity, and intended use with the supplier and applicable authorities before purchase or use.

Authoritative sources

Disclaimer: This listing is for industrial and laboratory research use. Product information on ECHEMI is provided for sourcing and specification reference. It is not medical advice, a clinical recommendation, or an approved therapy description. Always verify regulatory status, purity, and intended use with the supplier and applicable authorities before purchase or use.

Reviewed by ECHEMI Scientific Review - Platform editorial review for research chemicals

Basic Info

Product Name:

Glycylglycine

Other Name:

Glycine,glycyl-;Glycine,N-glycyl-;Glycylglycine;N-Glycylglycine;Diglycine;α-Glycylglycine;Glycine dipeptide;Glycine-glycine;Gly2;2-(Aminoacetamido)acetic acid;Diglycocoll;NSC 49346;1: PN: WO2014159931 PAGE: 58 claimed sequence;36: PN: WO2010076654 SEQID: 36 claimed sequence;4: PN: WO2017095140 PAGE: 4 claimed sequence;2: PN: CN107034198 PAGE: 2 claimed sequence;9: PN: CN107098974 PAGE: 2 claimed sequence;13: PN: WO2017167712 SEQID: 23 claimed protein;7: PN: WO2018022936 SEQID: 142 claimed sequence;G 0124;1: PN: WO2018071767 PAGE: 80 claimed sequence;1: PN: WO2018075564 PAGE: 122 claimed sequence;4: PN: WO2018201047 SEQID: 102 claimed protein;89: PN: WO2019035010 SEQID: 89 claimed protein;38: PN: WO2020048525 SEQID: 46 claimed protein;29: PN: US20200095309 SEQID: 56 claimed protein;2-(2-Aminoacetamido)acetic acid;2-[(2-Aminoacetyl)amino]acetic acid;2: PN: WO2020191289 PAGE: 118 claimed sequence;16: PN: WO2021041934 SEQID: 69 claimed protein;61499-00-1

CAS No.:

556-50-3

Molecular Formula:

C4H8N2O3

InChIKeys:

InChIKey=YMAWOPBAYDPSLA-UHFFFAOYSA-N

Molecular Weight:

132.11800

Exact Mass:

132.12

EC Number:

209-127-8

UNII:

10525P22U0

NSC Number:

49346

HScode:

2924199090

Categories:

Hair Conditioning

Characteristics

PSA:

92.42000

XLogP3:

-2.9

Appearance:

Solid

Density:

1.554 g/cm³ @ Temp: -5 °C

Melting Point:

215 °C (decomp)

Boiling Point:

453.2ºC at 760 mmHg

Flash Point:

227.9ºC

Refractive Index:

1.505

Water Solubility:

soluble in hot water:166 mg/mL at 21 °C

Storage Conditions:

-15ºC

See More Glycylglycine Properties 

Hazard Identification

Classification of the substance or mixture

Eye irritation, Category 2

GHS label elements, including precautionary statements

Precautionary statement(s)
Pictogram(s)
Signal word	Warning
Hazard statement(s)	H319 Causes serious eye irritation
Prevention	P264 Wash ... thoroughly after handling. P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/...
Response	P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Storage	none
Disposal	none

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 Glycylglycine Safety Data Sheet 

Seller Information

Business Type:
Distributor

Main Products:
CHEMICALS

Location:
No. 109, Chailu Street, Qingnian Park Subdistrict, Huaian District, Jinan City, Shandong Province 280

Year of Establishment:
2026

Shandong Guozhao Import and Export Co., Ltd., located at No. 280, Chalu Street, Qingnian Park Subdistrict, Huaiyin District, Jinan City, Shandong Province, primarily engages in import and export of goods; sales of chemical products (excluding licensed chemical products); sales of specialty chemical products (excluding hazardous chemicals); sales of plastic products; sales of metal products; sales of building materials; sales of architectural decoration materials; sales of daily-use chemical products; sales of food additives; sales of feed additives; sales of fertilizers; sales of batteries; and general cargo warehousing services (excluding items requiring licensing or approval, such as hazardous chemicals).

Inquiry History

1 Inquiries

Country	Product	Purchase Quantity	Date Posted
United States	Glycylglycine	1 MT	Mar 12, 2026

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Dipeptide-15 99% Glycylglycine High Purity Cosmetic Peptide CAS 556-50-3 for Skin Hair Care

Product Description

Seller Information

Inquiry History

Classification of the substance or mixture

GHS label elements, including precautionary statements

Other hazards which do not result in classification

Precautions for safe handling

Conditions for safe storage, including any incompatibilities

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