In a randomized clinical trial involving older adults, GlyNAC supplementation improved glutathione status while also improving markers of oxidative stress, inflammation, mitochondrial function, muscle strength, and walking speed.57 58 Additional studies have reported improvements in several other measures associated with healthy aging, though the overall body of evidence remains relatively small compared with more established uses of NAC.34 Pure Encapsulations delivers 1,800mg each of NAC and glycine per serving, making it one of the highest-dosed products in this guide
MS, AB, and MM: resources
There are chronic inflammatory changes and macrophages
Total cellular glutathione was measured using a commercial kit (GSH-Glo Glutathione Assay-Promega) following the manufacturers directions
Williams 2013
CPT 96372 RVU Components (2026 Estimates) RVU values are subject to geographic practice cost index (GPCI) adjustments by locality