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L-Glutathione

Price range: $44.95 through $325.00

Research Use Only

All products sold on this website are intended for research and identification purposes only and are not intended for human dosing, injections, or ingestion. These products are not FDA-approved to diagnose, treat, cure, or prevent any disease. By purchasing, you certify they will be used solely for legitimate laboratory research and not for human or animal consumption.

L-Glutathione Overview

L-Glutathione is a ubiquitous tripeptide present in virtually all living organisms, serving as a primary intracellular antioxidant and redox regulator. In its reduced form (GSH), it participates in neutralizing reactive oxygen species (ROS), maintaining redox homeostasis, and supporting the integrity of proteins, lipids, and DNA against oxidative stress. Through its sulfhydryl group on the cysteine residue, glutathione acts as a substrate for peroxidase enzymes that reduce hydrogen peroxide and lipid peroxides. Research models examine its role in phase II conjugation pathways, molecular proliferation and signaling, mitochondrial function, and protein folding regulation in laboratory settings.

Forman et al. (2009). Lu (2013).

History

Glutathione was first discovered in 1888 by J. de Rey-Pailhade as a sulfur-containing compound in yeast and animal tissues, initially termed “philothion.” The complete chemical structure as a γ-glutamylcysteinylglycine tripeptide was elucidated in 1935 by Frederick Gowland Hopkins, who received the Nobel Prize for his contributions to vitamin discovery. Since then, glutathione has been recognized as a fundamental molecule in cellular biochemistry and redox biology.

Meister & Anderson (1983).

L-Glutathione Structure

CAS#: 70-18-8

Molecular Formula: C₁₀H₁₇N₃O₆S

Molecular Weight: 307.32 g/mol

PubChem ID: 124886

Research Findings

L-Glutathione has been extensively studied in redox biology research, with investigations focusing on antioxidant mechanisms, conjugation pathways, signaling modulation, and molecular integrity in various experimental models. Studies examine glutathione’s role in enzymatic reactions, protein modification, and molecular signaling cascades.

Key Areas of Research:

  • Antioxidant: ROS neutralization, oxidative stress dynamics, lipid peroxidation

  • Conjugation: Phase II reactions, xenobiotic pathways, heavy metal chelation

  • Signaling: Lymphocyte dynamics, cytokine pathway regulation

  • Molecular: Mitochondrial function, protein folding, apoptosis regulation, genomic signaling

Together, these investigations demonstrate glutathione’s central role in redox homeostasis and molecular integrity. As a multifunctional tripeptide, GSH serves as a research tool for examining oxidative stress responses, conjugation capacity, signaling dynamics, and molecular resilience in diverse experimental systems.

Forman et al., Molecular Aspects of Medicine, 2009

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All products sold on this site are intended strictly for laboratory research purposes only. These products are NOT for human consumption, medical use, or veterinary use.

By proceeding, you confirm that:

  • You are 18 years of age or older
  • You are purchasing as a qualified professional or researcher
  • You understand the proper handling, storage, and use of these materials
  • You will use all products in compliance with applicable laws and regulations

We do not make any claims regarding the safety, efficacy, or suitability of these products for any specific use.

Any misuse, improper handling, or use outside of intended research purposes is strictly prohibited and is the sole responsibility of the purchaser.