When you eat carbohydrates, your body breaks them down into glucose which is then released into the blood. (lowcarbhighfatsuccess.com)
As you already know, when you consume food, the body breaks it down to basic nutrients — for example, protein breaks down into amino acids and carbohydrates break down into glucose. (fitnessandpower.com)
These smaller units of sugar are then absorbed into the bloodstream and transported to the liver where they are further broken down into glucose. (ingfit.com)