In a study published online today, (June 27, 2016) in the journal Scientific Reports,
"A Link Between Gut Bacteria and Multiple Sclerosis"

“Although preliminary, our data suggest that patients with MS have reduced levels of good bacteria responsible for overall benefits obtained from consuming healthy foods, such as soybean and flaxseeds,” says Mangalam, who is senior author on the study."

http://neurosciencenews.com/gut-bacteria-multiple-sclerosis-4574/

According to a new study, an insufficient amount of good bacteria could have a direct link to MS.