N-Acetylcysteine  (NAC) is relatively inexpensive supplement that supports that body’s natural ability to produce glutathione. Glutathione is one of the body’ most important and effective antioxidants. Persons with Parkinson’s have significant oxidative stress which depletes levels of glutathione. This, in part, explains why they tend to have a significant deficiency of glutathione.    Research studies find that NAC has been effective as a therapy for injuries to the brain in general as well as a therapy for addressing symptoms of Parkinson’s. Dozens of natural therapies are documented at my new online course  What Really Matters https://www.blog.parkinsonsrecovery.com/what-really-matters/