In Part 1, we covered whey protein, BCAAs, and glutathione and what the science really says about their benefits. (Missed it? Check out our previous post!) This time, we're diving into Critical Roles of the CysteineGlutathione Axis in the Production of Glutamyl Peptides in the Nervous System Creatine Demand Second Opinion Physician Glutathione SR & Reviews Thorne Creatine: Everything You Need to Know Antidepressant effects of creatine on amyloid 140 treated mice: The role of GSK 3 Nrf2 pathway ScienceDirect