how to intake glutathione What Is Glutathione? — Purifi IV How to Take Glutathione Effectively

Glutathione supplement capsules contained 500mg of L-glutathione (fermentation) together with 250mg of ascorbic acid, 50mg of ALA, and 4mg (20mg) of zinc (as zinc aspartate) as additional ingredients, whereas the placebo capsules contained glucose powder in a gelatin coating

Biochem Biophys Acta 1830:31433153 Shen D, Dalton TP, Nebert DW, Shertzer HG (2005) Glutathione redox state regulates mitochondrial reactive oxygen production

To get a dose of 250mcg, you need to draw up 0.15mL (or 15 units) of this solution.

This means you lose the benefit of the "intact" glutathione molecule

It acts directly on the gastrointestinal lining