glutathione s transferase activity assay Mechanism of the conjugation to the CDNB. Step 1: Glutathione S-Transferase/GST Activity Assay Kit

2000;278(4):L696-L702

Particular attention has been paid to the potential usefulness of Se-containing compounds in acting as anticancer and chemopreventive agents, inducing antioxidant and pro-oxidant effects at low and high doses, respectively [314]

So I know that they are I think intentionally, but it could be unintentionally twisting those numbers to inflate them as much as possible. The paper was cited 18 times before its retraction, according to the data analytics firm Dimensions

Harshbarger argued in the letter that the FDA has been too strict, which has led peptide users to sketchier sources: Yet FDA policy significantly restricts compounding of these peptides even where no FDA approved alternative exists leaving patients without safe, regulated access

How to Boost Glutathione Levels Naturally for Better Health