This 1994 randomized, double-blind, placebo-controlled crossover study by Reid et al. investigated the effects of N-acetylcysteine (NAC), a nonspecific antioxidant, on muscle fatigue in healthy human volunteers. Participants received an intravenous infusion of NAC at 150 mg/kg or a placebo (5% dextrose in water) before undergoing electrically stimulated contractions of
