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Glutathione

Glutathione is a naturally occurring tripeptide—composed of glutamine, cysteine, and glycine—widely studied for its central role in redox balance, oxidative stress regulation, and cellular defense mechanisms. As one of the body’s primary endogenous antioxidants, glutathione is a key molecule of interest in research exploring how cells maintain redox homeostasis, detoxification capacity, and resilience against reactive oxygen species (ROS).

In laboratory models, glutathione is examined for its involvement in:

• Oxidative stress modulation and free‑radical neutralization

• Redox cycling and maintenance of cellular redox equilibrium

• Detoxification pathways, including conjugation reactions

• Mitochondrial protection and energy‑related redox processes

• Immune‑related antioxidant mechanisms

• Enzymatic interactions, such as those involving glutathione peroxidase and glutathione reductase

Because of its broad biochemical relevance, glutathione remains a foundational molecule in research focused on cellular protection, metabolic resilience, aging biology, and oxidative stress–related pathways. Its tripeptide structure and versatile redox activity make it an essential model compound for understanding how cells respond to environmental and metabolic stressors.

• 🔬 Research Applications (Non‑Medical)

  • Widely used in redox‑biology research exploring oxidative stress, thiol chemistry, and intracellular antioxidant systems.

  • Supports studies involving glutathione cycling, detoxification pathways, and cellular redox buffering.

  • Applied in analytical method development for thiol quantification and stability profiling.

  🧬 Molecular Characteristics

  • Type: Tripeptide (γ‑Glu‑Cys‑Gly).

  • Form: High‑mass lyophilized powder (1500mg).

  • Biochemical Notes:

    • Central to glutathione‑dependent redox reactions in experimental systems.

    • Highly reactive thiol group; oxidation state affects analytical behavior.

  • Stability: Sensitive to air and light; oxidizes readily.

  ❄️ Storage & Handling

  • Store at –20°C, sealed and protected from light.

  • Minimize oxygen exposure; handle quickly during weighing.

  • Reconstituted solutions should be kept at 2–8°C and used immediately.

  📄 Documentation / COA Visibility

  • COA includes purity, identity (MS), and oxidation‑state notes.

  • RUO‑only; not for human consumption.