There are a few key differences between Tri-Color Rotini and regular rotini. For one, Tri-Color Rotini is made with three different types of flour - semolina, durum wheat, and whole wheat - while regular rotini is made with just semolina flour. This gives Tri-Color Rotini a slightly different flavor and texture than regular rotini. Additionally, the three colors in Tri-Color Rotini (red, white, and green) come from natural ingredients like tomato paste, spinach powder, and paprika extract. Finally,Tri-Color Rotinihas a lower glycemic index than regular rotini, meaning it won't cause spikes in blood sugar levels.