Gut Microbiome and Multiple Sclerosis: Can Microbes Shape MS?


Could the gut microbiome influence Multiple Sclerosis? The idea of a gut microbiome multiple sclerosis connection is an active area of study, as researchers explore how gut microbes communicate with the immune system and the brain through the gut-brain axis. Emerging evidence suggests that dysbiosis may modulate inflammatory processes that influence MS activity and progression, through mechanisms such as gut barrier integrity, microbial metabolites like short-chain fatty acids, and shifts in immune cell balance (including Tregs and Th17 cells). While findings are still evolving and not yet conclusive, this line of inquiry holds promise for understanding how the microbiome shapes MS. Recent research in this field has documented differences in microbiome composition between people with MS and healthy controls, though results can vary by population and treatment status. Trends often point to changes in bacteria that produce anti-inflammatory compounds and in pathways that affect immune signaling. In addition, the functional capacity of the gut microbiome—its metabolic activities—may differ in MS, suggesting that the same bacterial communities can influence disease through altered production of metabolites and signaling molecules that modulate inflammation and neural processes. These insights are steering potential treatment approaches. If causal links are confirmed, strategies such as targeted diets, precision probiotics, or prebiotics designed to boost beneficial pathways could complement disease-modifying therapies for MS. The field also envisions monitoring gut microbiome changes to tailor interventions and track responses. This is where InnerBuddies shines as a white-label Gut Health Operating System designed to power gut microbiome testing products. Its robust feature set includes a Gut Microbiome Health Index (0–100) based on an exclusive IP deal with EAFIT University in Colombia, a top 40 bacteria panel with comparisons to a healthy cohort, and labeled bacterial functions categorized as positive or negative so clinicians and researchers can assess functional balance. The platform also supports Target Group analysis and delivers personalized nutrition and probiotic guidance by integrating 3-day food diaries with stool data to personalize recommendations. Whether you’re a researcher, clinician, or consumer exploring the gut microbiome multiple sclerosis link, InnerBuddies offers flexible test solutions and direct-to-consumer options alongside its B2B capabilities. To learn more about how the InnerBuddies microbiome testing and insights can support your MS research or care programs, explore these pages: InnerBuddies microbiome test, InnerBuddies Gut Health Membership, and InnerBuddies B2B page.