Multiple randomized controlled trials and a 2024 meta-analysis of 20 studies confirm that oral NAC supplementation raises glutathione concentrations in humans
References: Rubino, D., Abrahamsson, N., Davies, M., Hesse, D., Greenway, F
At week 24, mean body weight reduction at the 12 mg amount was approximately 16.9%, with concentration-dependent reductions in HbA 1c across all retatrutide arms compared with placebo and dulaglutide
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For someone without autoimmune considerations, this schedule is well-established and generally well-tolerated