Glutamine, the most abundant single amino acid in the muscle tissue, is becoming more prominent as research reveals it's effects on: prevention of muscle breakdown (anticatabolic), protein synthesis, increased GH levels, and supporting healthy immune system function. Use glutamine daily before and after workouts when concentrations are low and recovery is a must.

ISS Research's Complete L-Glutamine Power is 100% pure grade and is free of contaminants and impurities.