It's great you're looking into the gut-brain connection in autism! Recent research is showing a strong link between the gut microbiome and autism-related behaviors.

Studies have found that imbalances in gut bacteria can affect brain function and behavior. For example, a 2026 study from USC found that gut metabolites are linked to social interaction. Research has even shown that transplanting gut bacteria from individuals with autism into mice can induce autism-like behaviors. Excitingly, transplanting healthy gut bacteria improved social behaviors!

For practical tips, focus on a balanced diet rich in tryptophan sources like turkey, eggs, and nuts. Also, address any GI symptoms like constipation or GERD, as these can worsen behaviors. Some are exploring microbiome therapies like fecal transplants or probiotics under medical guidance.