Glucose is the simple sugar utilized in the body for energy and storage of energy in the form of carbohydrates. Glutamate is an amino acid. It is necessary for metabolism and brain function, and is manufactured by the body. Glutamate is found in virtually every protein food we eat. Glutamate serves to enhance flavors in foods when it is in its free form and not bound to other amino acids in protein.
Some foods have greater quantities of glutamate than others.
Foods that are rich in glutamate include tomatoes, mushrooms, parmesan cheese, milk and mackerel. Glycerol has been shown to increase water absorption and is sometimes used in small quantities to assist in hydration prior to long endurance events. The storage form of carbohydrate in the muscles and the blood, composed of chains of glucose molecules. Grains are the seeds or fruits of various food plants including cereal grasses. The examples of wheat, corn, oats, barley, rye and rice provide a partial list.