It's great you're looking into the gut-brain connection in autism! Recent studies highlight how gut imbalances can affect brain function and behavior in autistic individuals.

For example, a USC study found that specific gut metabolites, like those in the tryptophan pathway (important for serotonin), are linked to differences in brain activity and behavior. Also, research from UCLA/USC showed that autistic children often have fewer neuroactive metabolites, which can impact brain signaling and social behaviors. [1][4]

GI issues are indeed very common in autism, and can be linked to things like immune dysregulation and stress. Dietary changes, like increasing tryptophan-rich foods (turkey, eggs), and stress reduction techniques may help. Monitoring and addressing GI symptoms early is also key. [2][3]