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After addition of amino acid precursors, GSH production of W303-1b/FGP was improved by 61.37 %, while that of W303-1b/F was 43.17 %

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The L-glutathione powder the pharmacies received was labeled with Caution: Dietary Supplement and should not have been used to compound sterile injectable drugs

While there seems to be supportive evidence stating the benefits of glutathione in reducing dark spots and even preventing new ones from forming, more research is still needed

Found in every cell of your body, it is comprised of three amino acids glutamine, glycine, and cysteine