How could diet affect multiple sclerosis?

There hasn’t been much research on diet and MS, but it’s been hypothesized that hypercaloric and proinflammatory diets like the Western diet may be harmful for MS.^[1] Additionally, people who had obesity (BMI of at least 30 kg/m2) in childhood to young adulthood have about double the risk of developing MS as people who did not have obesity during this time period.^[2]