... acetyl-cysteine; Acetylcysteine, Cysteine, Cysteine Hydrochloride, Cystine, L-Cysteine, L-Cysteine HCl, NAC, N-Acetil Cisteína, ... up pulmonary and bronchial mucus.3. N-Acetyl-L-Cysteine can boost glutathione levels in cells.4 ... (which can be produced from L-cysteine) and L-methionine from which L-cysteine can be produced in ... regards,Daisy Passiono-Sport nutritions for N-Acetyl-L-Cysteine,CAS# 616-91-1