-. Binding : Health and Beauty -. Brand : GNC -. Feature : Glutamine is one of the most abundant amino acids found in the skeletal muscles. / Glutamine plays a pivotal role in the nitrogen balance in the body / Prolonged high-intensity exercise has been shown to decrease glutamine levels, which may result in glutamine deficiency. / Supports Muscle Function during and after exercise / FREE-FORM AMINO ACID , 1500 mg per Serving -. Label : GNC -. Manufacturer : GNC -. PackageQuantity : 1 -. ProductGroup : Health and Beauty -. ProductTypeName : HEALTH_PERSONAL_CARE -. Publisher : GNC -. Studio : GNC -. Title : GNC Pro Performane L-Glutamine