I max dosed glycine for 90 days. 1015 grams nightly instead of the usual 36. Here's what happened: Sleep quality skyrocketed. Recovery improved dramatically. Skin looked better. Stress dropped. Digestion smoothed out. Joint Glutathione Cycle As a red blood cell Pathway Glutathione; erythrocytes Clinical associations and potential cellular mechanisms linking G6PD deficiency and atherosclerotic cardiovascular disease npj Metabolic Health and Disease Glutathione, Erythrocytes Doctor's Data Kit