Fig. 3From: The use of biomarkers associated with leaky gut as a diagnostic tool for early intervention in autism spectrum disorder: a systematic reviewInteraction between diet, gut microbiota, and the brain. Healthy prebiotic food usually accompanied with healthy gut with higher growth of probiotics, while food such as gluten/ casein-rich, refined sugars, artificial sweeteners and others show alteration of the gut microbiota composition, leading to inflamed or leaky gut with subsequent changes in the behavior profile through the microbiota-gut-brain axisBack to article page