Kellogg’s Froot Loops breakfast cereal is fortified with 11 essential vitamins and minerals and is low in fat. These colorful loops give kids a sweet and fruity start to the day. The cereal pieces are torus-shaped and come in a variety of bright colors and a blend of artificial fruit flavors. Kellogg's introduced Froot Loops in 1963. Originally, there were red, orange, and yellow loops, but green, then purple, and finally blue were added by the 1990s.