Description

L-(+)-Ergothioneine CAS NO 58511-63-0 is a naturally occurring, sulfur-containing amino acid derivative recognized for its potent antioxidant and cytoprotective properties. Its unique molecular structure allows it to effectively neutralize reactive oxygen species and protect cells from oxidative damage, making it a highly sought-after ingredient. This compound is essential for manufacturers in the nutraceutical, cosmeceutical, and pharmaceutical industries seeking to enhance product efficacy with a science-backed, bioavailable antioxidant.

Application

• Nutraceuticals & Dietary Supplements: A key active ingredient in formulations targeting anti-aging, immune support, and cognitive health due to its superior cellular protection.
• Cosmeceutical & Skincare Products: Incorporated into serums, creams, and lotions for its ability to protect skin cells from UV-induced and environmental oxidative stress, promoting skin vitality.
• Pharmaceutical Research: Investigated for its potential therapeutic roles in mitigating oxidative stress-related conditions and neurodegenerative diseases.
• Functional Food & Beverage Fortification: Used to enhance the antioxidant profile of health-focused foods and drinks, offering stability and bioavailability.
• Advanced Cell Culture Media: Employed in bioprocessing to reduce oxidative stress on sensitive cell lines, improving yield and viability.

Basic Information

Product Name	L-(+)-Ergothioneine
CAS No.	58511-63-0
Molecular Formula	C9H15N3O2S
Molecular Weight	229.30 g/mol
Synonyms	Ergothioneine; L-Ergothioneine; (S)-α-Carboxy-2,3-dihydro-N,N,N-trimethyl-2-thioxo-1H-imidazole-4-ethanaminium hydroxide, inner salt; Thioneine; 2-Mercaptohistidine trimethylbetaine; EGT; 2-SH; SYT
EINECS	261-267-5

Quality Control

Our L-(+)-Ergothioneine is produced under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets stringent specifications for nutraceutical and research applications. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 2-8°C. This product is hygroscopic (moisture-sensitive) and easily oxidized; for long-term storage, consider under an inert atmosphere.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference standard
Assay (HPLC)	≥ 98.0%
Optical Rotation [α]20/D	+115° to +125° (c=1 in H2O)
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm
Total Plate Count	≤ 1000 cfu/g
Yeast & Mold	≤ 100 cfu/g

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.