High Quality Cas NO.497-30-3 Ergothioneine Cosmetic Raw Material 99% L-ergothioneine Powder
TDS 9 Inquiries
497-30-3
Cosmetics Grade
99%
Qingdao
N/A
25KG/Drum
Yes
2026-10-26
Chemicals,Glabridin,Phenylethyl Resorcinol,Ascorbyl Tetraisopalmitate,Alpha-Arbutin,Kojic Dipalmitate
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Product Details
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Seller Information
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Inquiry History
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Description
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Product Name l-ergothioneine CAS No. 497-30-3 Appearance White powder Purity ≥99% Heavy metal Food grade Moisture <1% ![Shop High Quality Cas NO.497-30-3 Ergothioneine Cosmetic Raw Material 99% L-ergothioneine Powder-Detailed Image 5]()
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Product Description
L-Ergothioneine is a naturally occurring sulfur-containing amino acid derivative used as a functional ingredient in cosmetic and personal care formulations. It is valued for its antioxidant properties and is suitable for skincare product development focused on antioxidant protection and skin conditioning.
Ergothioneine can be incorporated into suitable cosmetic formulations to support the development of products designed to help protect skin from oxidative stress caused by environmental factors. Its performance depends on the ingredient grade, formulation system, concentration, and processing conditions.
Applications
L-Ergothioneine is suitable for use in various cosmetic and personal care formulations, including:
Facial Serums: Antioxidant-focused facial serum formulations
Face Creams and Lotions: Daily skincare products designed for skin conditioning and antioxidant care
Anti-Aging Skincare: Formulations targeting visible signs of skin aging
Moisturizing Products: Facial and body care products incorporating antioxidant ingredients
Premium Skincare Formulations: Specialized cosmetic products developed for daily skin protection and conditioning
Product Features
Antioxidant ingredient for cosmetic formulations
Suitable for skin-conditioning applications
Used in skincare product development focused on environmental stress protection
Suitable for cosmetic formulation research and development
Appropriate for sourcing by cosmetic manufacturers and personal care ingredient distributors
Product Specifications
Appearance: White to almost white powder or crystals
Purity: To be confirmed according to the specific product grade and supplier specification.
Molecular Formula: C9H15N3O2S
Molecular Weight: 229.30 g/mol
Solubility: Soluble in water; actual solubility should be verified according to the supplied grade and formulation conditions.
Detailed specifications, including assay, appearance, moisture content, and other quality parameters, should be confirmed using the applicable Technical Data Sheet (TDS) and Certificate of Analysis (COA).
Packaging and Storage
Packaging options and minimum order quantities depend on the supplied product grade. Ergothioneine may be sensitive to heat and air exposure, so storage and handling should follow the supplier's recommended conditions and the product's technical documentation.
Supply and Customer Support
Shandong Keyang Materials Technology Co., Ltd. welcomes inquiries from cosmetic manufacturers, skincare brands, OEM/ODM companies, formulation developers, and cosmetic ingredient distributors worldwide.
Product specifications, TDS, SDS, COA, packaging information, sample availability, and quotations can be provided upon request, subject to product and document availability.
Please contact us for detailed product information and bulk purchasing inquiries.Company ProfileShandong Keyang Materials Technology Co., Ltd. is a supplier of fine chemicals and cosmetic ingredients, specializing in vitamin derivatives and cosmetic active ingredients. Our product portfolio includes Ascorbyl Tetraisopalmitate (VC-IP) and other ingredients for personal care and skincare formulations.
We are committed to providing suitable ingredient solutions for cosmetic manufacturers, skincare brands, OEM/ODM companies, and ingredient distributors worldwide. We focus on product quality, reliable supply, competitive pricing, and responsive customer service to support our customers' sourcing needs.
We welcome inquiries from global partners seeking cosmetic raw materials and fine chemical ingredients. Product specifications, technical data sheets (TDS), safety data sheets (SDS), certificates of analysis (COA), and quotations can be provided upon request, subject to product availability.Certifications![Shop High Quality Cas NO.497-30-3 Ergothioneine Cosmetic Raw Material 99% L-ergothioneine Powder-Detailed Image 8]()
Packing & Delivery![Shop High Quality Cas NO.497-30-3 Ergothioneine Cosmetic Raw Material 99% L-ergothioneine Powder-Detailed Image 9]()
![Shop High Quality Cas NO.497-30-3 Ergothioneine Cosmetic Raw Material 99% L-ergothioneine Powder-Detailed Image 10]()
FAQ1.Are you a factory or trading companyWe are a company integrating manufacturer and trading company
2.How is the quality I want to test.Before production and extraction, we will test all raw materials.Quality is our top priority. All products are strictly tested and confirmed by our QC and QA, approved by Third Party Lab in China.So you will be assured with Good Quality if you choose us. We welcome you test the product and hope to get your feedback.
3.Can I get a Free sampleYes, For most products we can provide you a free sample. Plesae be free to consult our salesman.For a larger quantity, we always support you with better price.
4. What's your main payment methodT/T (Bank transfer), WU, MoneyGram, Wechat,Alipay,Credit card payment.
5.What modes of transportation do you have to chooseWe cooperate with HKEMS, DHL, TNT, UPS, FEDEX, EMS, China Air Post ,sea transportation etc.And with the SAFE SHIPPING in each country, you can receive the goods smoothly.It is fast and safe method.
6.How is the goods packedWe usually send goods with disguise package outside and a double-layer sterile transparent bag inside.We have tried thousand of package methods, it looks serious and discreet.
7.How to proceed orderAfter you confirm all details of order, pay money in advance and give us Shipping address.We arrange the shipment at first time after receive payment and offer after-sales service after you receive parcel.
8.When will I receive the shipping number Where I can check status of my orderAfter the goods are sent out, our staff will send you the shipping number via email, online or WhatsApp ASAP.You can also check the status online on 17track.
ECHEMI Editorial ReferenceErgothioneine, an imidazole-2-thione derivative of histidine betaine, is synthesized by certain bacteria and fungi. Ergothioneine is generally considered an antioxidant[1].Certificates-
![High Quality Cas NO.497-30-3 Ergothioneine Cosmetic Raw Material 99% L-ergothioneine Powder Certificates 1]( "TDS")
TDS
Basic Info-
Product Name:
Ergothioneine
Other Name:1H-Imidazole-4-ethanaminium,α-carboxy-2,3-dihydro-N,N,N-trimethyl-2-thioxo-,inner salt,(αS)-;1H-Imidazole-4-ethanaminium,α-carboxy-2,3-dihydro-N,N,N-trimethyl-2-thioxo-,hydroxide,inner salt,(S)-;Ammonium,[1-carboxy-2-(2-mercaptoimidazol-4-yl)ethyl]trimethyl-,hydroxide,inner salt,L-(+)-;Ergothioneine;Sympectothion;Thiasine;Thioneine;Histidine,2-mercapto-,trimethylbetaine;Histidine,2-mercapto-N,N-dimethyl-,betaine;L-Ergothioneine;2-Mercapto-N,N-dimethylhistidine methyl ester betaine;2-Mercaptohistidine trimethylbetaine;Ergothionine;1H-Imidazole-4-ethanaminium,α-carboxy-2,3-dihydro-N,N,N-trimethyl-2-thioxo-,inner salt,(S)-;2-Mercaptohistidine betaine;NSC 7175;Thiotane;thiotaine;Phytothioneine;(S)-5-(2-Carboxy-2-(trimethylammonio)ethyl)-1H-imidazole-2-thiolate;(2S)-3-(2-Sulfanyl-1H-imidazol-4-yl)-2-(trimethylazaniumyl)propanoate;616-50-2;644-57-5;6330-63-8
CAS No.:497-30-3
Molecular Formula:C9H15N3O2S
InChIKeys:InChIKey=SSISHJJTAXXQAX-ZETCQYMHSA-N
Molecular Weight:229.3
Exact Mass:229.088501
EC Number:207-843-5
Categories:
Characteristics-
PSA:
96.3
XLogP3:0.3
Appearance:Solid
Density:1.2541 (rough estimate)
Melting Point:280 °C (decomp)
Storage Conditions:-20ºC
Hazard IdentificationClassification of the substance or mixture
Skin irritation, Category 2
Eye irritation, Category 2
Specific target organ toxicity â single exposure, Category 3
GHS label elements, including precautionary statements
Pictogram(s) 
Signal word Warning
Hazard statement(s) H315 Causes skin irritation
H319 Causes serious eye irritation
H335 May cause respiratory irritation
Precautionary statement(s) Prevention P264 Wash ... thoroughly after handling.
P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/...
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P271 Use only outdoors or in a well-ventilated area.
Response P302+P352 IF ON SKIN: Wash with plenty of water/...
P321 Specific treatment (see ... on this label).
P332+P317 If skin irritation occurs: Get medical help.
P362+P364 Take off contaminated clothing and wash it before reuse.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P319 Get medical help if you feel unwell.
Storage P403+P233 Store in a well-ventilated place. Keep container tightly closed.
P405 Store locked up.
Disposal P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.
Other hazards which do not result in classification
no data available
Handling and StoragePrecautions 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.
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Seller Information
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Business Type:
Trader
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Main Products:
Chemicals,Glabridin,Phenylethyl Resorcinol,Ascorbyl Tetraisopalmitate,Alpha-Arbutin,Kojic Dipalmitate
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Location:
Room 805, No. 178 Yingchun Street, Laishan District, Yantai City, Shandong Province
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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
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Average lead Time:
20 days
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Total Annual Revenue:
$10 million-$25 million
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Total Employees:
5-10
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Year of Establishment:
2026
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Inquiry History9 Inquiries
Country Product Purchase Quantity Date Posted 
India
ergothioneine
1 G Jul 23, 2026 
Austria
Ergothioneine 99% White powder
10 G Jun 29, 2026 
United States
L-Ergothioneine
1 KG Jul 4, 2025 
Denmark
ergothioneine
1 MT Dec 2, 2024 
Greece
Ergothioneine
1 KG Apr 12, 2024 
Singapore
Ergothioneine 99% white powder
10 MG Mar 18, 2024
India
Ergothioneine
1 KG Mar 12, 2024
India
Ergothioneine 99% white powder
0.025 G Jan 18, 2024
India
Ergothioneine
25 KG Nov 4, 2024 Post an enquiry for this product
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