L-Glutamine is instrumental in muscle growth and repair following physical exertion. It also helps support immune and digestive system health. New Roots Herbal L-Glutamine 500mg come in easy to swallow vegetarian capsules to assist in the prevention of glutamine depletion in muscle cells after workouts. Studies have shown that supplementing with ʟ-glutamine is effective in the replacement of these declining levels. L-Glutamine is a precious precursor for glutathione synthesis, which serves as the body’s most powerful antioxidant compound