These high energy bars are a good source of calories and provides important energy during an emergency or disaster. In this section you can find the >Mainstay™ 3,600-calorie food bar, Datrex® 3,600-calorie food bar, Mainstay™ 1,200-calorie food bar, Mainstay™ 2,400-calorie food bar, Datrex® 2,400-calorie food bar, 3,600-calorie S.O.S. food bar, 2,400-calorie S.O.S. food bar, Raspberry new millennium food bar, Orange new millennium food bar, and other high energy food bars.