Description

L-Glutathioneoxidized is the oxidized, disulfide form of the essential tripeptide glutathione, a critical molecule for maintaining cellular redox balance. This high-purity biochemical is vital for research and industrial applications requiring a stable, standardized form of glutathione. It is primarily utilized by manufacturers and research institutions in the pharmaceutical, nutraceutical, and cosmetic industries for its role in antioxidant systems and biochemical studies.

Application

• Pharmaceutical Intermediates: Serves as a key starting material or reference standard in the synthesis of advanced pharmaceutical compounds and glutathione-based therapies.
• Biochemical Research: Essential as a reagent in enzymatic studies, cell culture media, and investigations into oxidative stress, apoptosis, and metabolic pathways.
• Nutraceutical Formulations: Used in the development of high-end dietary supplements targeting liver health, detoxification, and anti-aging, often as a precursor or stability benchmark.
• Cosmetic & Skincare Actives: Incorporated into serums and creams for its antioxidant properties, helping to protect skin from environmental damage and support skin brightening.
• Diagnostic Reagents: Employed in the production of diagnostic kits and assays that measure glutathione-related enzyme activities (e.g., glutathione peroxidase, reductase).
• Cell Culture & Biotechnology: Used as a component in specialized cell culture media to modulate the redox environment and improve cell viability.

Basic Information

Product Name	L-Glutathioneoxidized
CAS No.	27025-71-4
Molecular Formula	C20H32N6O12S2
Molecular Weight	612.63 g/mol
Synonyms	Oxidized Glutathione; GSSG; Glutathione Disulfide; L-Glutathione (Oxidized); γ-L-Glutamyl-L-cysteinylglycine Disulfide; NSC 338247; Glutathion Disulfid; Glutathion disulfide (GSSG)
EINECS	248-170-7

Quality Control

Our L-Glutathioneoxidized is manufactured under strict quality management systems. Each batch is tested to ensure it meets high-purity standards suitable for research and industrial use, with typical purity levels exceeding 98%. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and related substances is provided with every shipment to guarantee traceability and consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and should be handled in a low-humidity environment to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm
Related Substances (HPLC)	Total impurities ≤ 2.0%

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