glutathione synthetase deficiency symptoms in adults The benefits of glycine are

Yuzugullu Y, Trinh CH, Smith MA, Pearson AR, Phillips SEV, Sutay Kocabas D, et al

Neither is "better" in a research sense, because the two are studied for different mechanistic questions

Crit Rev Food Sci Nutr 2022;62(8):1999-2049

Notably excess glutamate has also been implicated in most if not all of the conditions discussed here including ME/CFS indirectly via allostatic load (Goertzel et al, 2006) and the concept of the selfish brain (Peters et al, 2004)

identified a polysaccharide with -isomerized configuration and pyranose form from Fuling, showing characteristics beneficial for IBS patients, including water-swelling and water/oil-holding capacity, fructose adsorption capacity, and modulation of IBS-related gut microbes, such as Lachnospiraceae and Prevotella (Yang X

This process takes about five minutes when done correctly