L-Glutamine CapsulesL glutamine is a conditionally essential amino acid and primary energy source for intestinal cells. It is also a major amino acid in muscle tissue. The bodys ability to produce adequate amounts may be compromised during physiological stress, thus warranting supplementation. Ingredients L Glutamine (free form) Other Ingredients: Vegetarian capsule (hydroxypropyl methylcellulose, water), ascorbyl palmitate, and microcrystalline cellulose. Usage 1