acyl glutathione wiki Glutathion — Wikipédia These Secondary Standards are qualified as Certified Reference Materials Endogenous and Exogenous Antioxidants as
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Standard reconstitution: 2 ml BAC water per 5 mg vial (2.5 mg/ml)

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I.et al (1999)

10.3390/nu13082795 160
The peptide contacts the gut lining at relatively high local concentrations