If you study autoimmune disease as a whole, there is increasing recognition of nutritional and inflammatory triggers. Root cause may not be food, but reducing the autoimmune response via nutrition has significant science behind it. Another source for info, regarding multiple sclerosis in particular, is Terry Wahls, MD, whose work was initially very personally driven. Highly industrialized food is unfortunately not very good for any of us. "Eat real food. Not too much. Mostly plants" --Michael Pollan