Preliminary evidence from this paper also suggested oral administration of NAC could replenish GSH levels and potentially improve the subjects survival
sesame seeds, flaxseeds & Pumpkin Seeds) Nuts (i.e
GSH occurring in the sample reacts with 5,5-dithiobis(2-nitrobenzoic acid) (DTNB) to form the mixed disulfide GS-TNB and the chromophore 5-thio-2-nitrobenzoic acid (TNB)
2: Yuan C, Demers A, Silva-Ortiz V, Hasoon JJ, Lee W, Dave K, Amirdelfan K, Burke HW, Christo PJ, Robinson CL
There has also been interest in using NAC to improve psychiatric conditions, but studies are mixed on whether it can help conditions such as compulsive disorders (13) (14) (55) or depression (47) (48) (49) (56)