N-acetyl-cysteine (NAC) is a stable form of the non-essential amino acid LCysteine that is present in a multitude of mucolytic pharmaceutical preparations to treat respiratory conditions that cause excessive mucus production, however, in the field of sport, It is considered a highly appreciated ergogenic aid, since:
- Improves energy use - Increases performance - Promotes recovery - Reduces fatigue
NAC is a natural glutathione booster and also promotes cysteine production. Glutathione has important main intracellular antioxidant activity and cysteine is also involved in detoxification and is essential for insulin production.