A diet high in sugar and fat influences neurotransmitter metabolism and then affects brain function by altering the gut microbiota.

Gut microbiota (GM) metabolites can modulate the physiology of the host brain through the gut-brain axis. We wished to discover connections between the GM, neurotransmitters, and brain function using direct and indirect methods. A diet with increased amounts of sugar and fat (high-sugar and high-fat... View More