Glutamine is the most abundant amino acid found in the body. It's made in the muscles and transferred by the blood into different organ systems. Glutamine is a building block for making proteins in the body. It's also needed to make other amino acids and glucose.
Take glutamine tablets on an empty stomach, at least 1 hour before or 2 hours after a meal. Dissolve your dose of glutamine oral powder in at least 8 ounces of hot or cold liquid. You may also mix the powder with a soft food such as pudding, applesauce, or yogurt. Stir the mixture and eat or drink all of it right away.