Glutathione Benefits, Supplements, Dosage and Safety
Modified on Sep 20, 2026 |
Written by Deirdre Layne
Glutathione is one of the body's most important naturally occurring antioxidants. Produced inside cells from the amino acids cysteine, glutamate, and glycine, glutathione helps protect cells from oxidative damage and participates in numerous metabolic and detoxification processes.
Glutathione supplements have become popular for antioxidant support, healthy aging, immune function, liver health, and skin health. While glutathione's biological importance is well established, the benefits of taking supplemental glutathione are less certain and depend partly on how effectively a particular form is absorbed.
What Does Glutathione Do?
Glutathione exists throughout the body, with particularly important functions in the liver and other metabolically active tissues. Its roles include:
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