glutathione

noun

glu·​ta·​thi·​one ˌglü-tə-ˈthī-ˌōn How to pronounce glutathione (audio)
: a peptide C10H17N3O6S that contains one amino acid residue each of glutamic acid, cysteine, and glycine, that occurs widely in plant and animal tissues, and that plays an important role in biological oxidation-reduction processes and as a coenzyme

Examples of glutathione in a Sentence

Recent Examples on the Web
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Many doctors recommend glutathione to their patients for its ability to break down free radicals and detoxify the body. Elycia Rubin, The Hollywood Reporter, 7 Feb. 2025 While glutathione battles toxic molecules in the body, the total body of scientific evidence doesn’t show increasing glutathione levels in the body leads to a longer life and better health outcomes, health experts say. Adrianna Rodriguez, USA TODAY, 6 Feb. 2025 Additionally, its precursor, N-Acetyl Cysteine (NAC), can be taken, which the body then converts into the glutathione. Jessica Ourisman, Forbes, 18 Jan. 2025 Research shows that older adults who consume at least three daily servings of dairy have up to 30% higher amounts of glutathione than those consuming less than half a serving.17 High levels of this powerful antioxidant may protect nerve function as people age. Lana Barhum, Verywell Health, 17 Jan. 2025 See all Example Sentences for glutathione 

Word History

Etymology

International Scientific Vocabulary gluta- (from glutamic acid) + thi- + -one

First Known Use

1921, in the meaning defined above

Time Traveler
The first known use of glutathione was in 1921

Dictionary Entries Near glutathione

Cite this Entry

“Glutathione.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/glutathione. Accessed 16 Feb. 2025.

Medical Definition

glutathione

noun
glu·​ta·​thi·​one ˌglüt-ə-ˈthī-ˌōn How to pronounce glutathione (audio)
: a peptide C10H17N3O6S that contains one amino acid residue each of glutamic acid, cysteine, and glycine, that occurs widely in plant and animal tissues, and that plays an important role in biological oxidation-reduction processes and as a coenzyme

More from Merriam-Webster on glutathione

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