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glutathione made by Understanding Glutathione: How to Choose the Best Form for Your Health – Village Green Apothecary Glutathione - Wikipedia
Description
NAC itself is not found in foods, but cysteine, its precursor, is abundant in high-protein foods like poultry, eggs, dairy products, legumes, and nuts

Glutathione is made up of three amino acids: glutamic acid, cysteine and glycine

In this Primer, Green et al

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Detection principle ALT catalyze the amino conversion reaction between alanine and alpha-ketoglutaric acid to produce pyruvic acid and glutamic acid.
