Originally designed for cyclists, marathon runners, and rock climbers, energy bars supply food energy in the form of calories. The idea behind the many popular brands of sports energy bars is to deliver a lot of energy to the body quickly. Energy bars principally supply simple carbohydrates that the body can easily turn into energy.
Food consists mainly of three energy-supplying nutrients.
Fat supplies about nine calories per gram. Carbohydrate and protein each supply about four calories per gram. Recall that a food calorie is really a kilocalorie of energy. In this activity you will find and compare the nutritional information for popular brands of energy bars with nutritional facts about candy bars and decide whether energy bars have a place in your diet. Check out some nutritional facts about energy bars.