The Micronized Glutamine is the highest quality dietary supplement  manufactured by Gaspari Nutrition. The L-Glutamine itself  is a pure, micronized and a tested ingredient to ensure a quality drink and to assure the mixing factor with water or any chosen beverage with a very nice taste. The pure powdered amino acid and L-Glutamine formulas help increase  or strenghten the immune system, muscle-hydrating and a muscle-recovery dietary supplement by which body builders under training or not discovered that Micronized Glutamine is best fit to their dieatary.