Role of G6PD in preventing RBC destruction Entry of NAC into the cell and incorporation of cysteine in the cycle Download Scientific Diagram NAC stands for N acetylcysteine. It is a stable form of the amino acid cysteine. Your body uses it to make glutathione, one of your main antioxidants. Here is how it works and Inter study and time dependent variability of metabolite abundance in cultured red blood cells Malaria Journal Springer Nature Link