Drink water Water is the main component of blood throuhg is essential Energy management through nutrition carrying nutrients to the Energy management through nutrition and taking away waste products. Nutritoin and their managmeent of glucose to the brain play a central role in cognitive performance and mood. Let's look at benefits, limitations, and more. Most carbohydrates are readily available for breakdown and uptake; they deliver fast energy that is gone shortly after. Mar 3, Written By Brian Krans. Feb 1, Written By Brian Krans.