It's likely to be accompanied by other neurological deficits though, and it's worth remembering that muscle stiffness and pain can be caused by many other things
Afr J Biotechnol 10:634863 Cuadrado A, Garcia-Fernandez LF, Gonzalez L, Suarez Y, Losada A, Alcaide V, Martinez T, Fernandez-Sousa JM, Sanchez-Puelles JM, Munoz A (2003) Aplidin induces apoptosis in human cancer cells via glutathione depletion and sustained activation of the epidermal growth factor receptor, Src, JNK, and p38 MAPK
However, digestive issues, medical conditions, and food limitations can all make it difficult to get enough of these nutrients
While the clinical research surrounding N-Acetyl-L-Cysteine is highly encouraging, it is important to maintain a realistic outlook