Proper nutrition is important among runners for two reasons. One is to supplement their energy to achieve power performance. And two is to meet their nutritional needs. However, runners diet and proper nutrition are two of the most overlooked aspects of running that many runners, novices most especially, feel powerless and fatigued every time they run. When running, runners burn calories, or energy, and to be able to fuel their running, they need to replace the lost calories adequately.