MET-Rx - L-Glutamine Powder - 1000 Grams (2.2 lbs. / 35.28 oz.) MET-Rx L-Glutamine Powder is an amino acid supplement often used by active men and women, bodybuilders and athletes, glutamine levels may decrease with intense training and exercise. It is important to replenish depleted glutamine levels in the body with the proper supplementation in order to effectively support your recovery after exercise. Provides Fuel For Your Workout Supports Protein Metabolism Supports Recovery From Workouts MET-Rx L-Glutamine Powder may also provide you with fuel for your workout and help support protein metabolism by utilizing itself as cellular fuel in the muscles. About MET-RxFounded in 1991, MET-Rx Engineered Nutrition revolutionized the sport nutrition industry with a high protein, meal replacement shake fortified with an exclusive protein blend called METAMYOSYN. Developed by a physician based on metabolic research, METAMYOSYN protein is a highly bio-available fuel that supports muscle and strength. METAMYOSYN changed sports nutrition forever when it was introduced to the world's top athletes and celebrities. Today, a new generation is testing the limits of their bodies' potential and nutrition is playing a crucial role in the evolution of sport. Athletes are breaking down the barriers of possibility by going faster, higher, and pushing their bodies further than ever imagined. MET-Rx continues to be on the cutting-edge of sports nutrition with a diverse range of products engineered for the next generation of athletes. All those who use state-of-the-art nutrition to achieve their goals - and who never, ever accept limits of mind, body or spirit - are the ones called Team MET-Rx.