If you’ve ever done a long hike or had an extremely high intensity exercise session but did not have enough food in you, maybe you’ve experienced what’s known as “hitting the wall” (when your blood sugar drastically drops and your body shuts down). Glucose is the preferred fuel source for your central nervous system (brain and nerves) and is used as a major fuel supply during strenuous exercise. The main form of “carb currency” is glucose. When you eat carbohydrate, your body breaks complex carbohydrate down into its component monosaccharides which are then absorbed into your blood and travel to target tissues where they’re needed. ![]() It is mainly found in plant products such as grains (rice, wheat, oats, bran) and all fruits and vegetables.Ĭarbohydrate is comprised of three types of monosaccharides (simple sugar) molecules: glucose, fructose, and galactose. CarbohydrateĬarbohydrate is the body’s preferred high octane fuel source. Most of our main energy needs are supplied by carbohydrate and fat.īe sure to check out my protein calculator for more information. To a lesser extent, protein can be broken down and used for energy, but this is only a small fraction of overall energy contribution. Protein is used in the body to build and maintain muscle mass, organs (i.e., heart muscle), component of cell walls, and life-sustaining enzymes that govern cellular reactions. Some examples of protein-containing foods are fish, chicken, beef, eggs, dairy, soy, legumes. ![]() Protein is comprised of amino acids and is found in abundance in animal products and to a smaller extent in plants. ![]() To cross check your work, you just need to ensure your percentages all add up to 100%, so: To get your percentages, you divide the calories from each macronutrient by the total calories, so: Next, you have to add up all the calories to get the total, so:
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