So many people come into Bright Line Eating having experimented with giving up sugar, only to watch their flour consumption, and their weight, balloon. The science of flour addiction is in its infancy. We know that flour raises insulin levels, but we haven’t uncovered the dopamine connection. YET. But no one has ever driven out in the rain at 3 A.M. to get sauce and cheese on broccoli. Why do people rate pizza as the number one most addictive food in existence? It’s the flour.