Description *science-based nutrition *helps support muscle mass, strength, and post-workout recovery *dietary supplement *non-gmo/gluten free/soy free/vegan *help support muscle mass and strength *help support muscle hydration *helps support post-workout recovery doctor’s best l-glutamine powder contains glutamine, an amino acid that is a building block of protein. Glutamine is most commonly used to support muscle growth, skeletal muscles and athletic endurance. Supplementing with l-glutamine allows the body the much-needed amino acids to increase muscle hydration. This is an essential process in the body that support muscle recovery from high intensity workouts. Suggested use add 1 scoop to 8 ounces of juice or protein shake and mix well. For best results, drink 1 hour before exercise. Repeat after exercise or before bedtime, or as recommended by a nutritionally-informed physician.