Dietary Supplement. Free Form Amino Acid. Well tolerated by the most highly allergic individuals. No tablet binders, coating or colorings. Free of the most common allergens, such as corn, soy, yeast, rice, barley, wheat, lactose (milk sugar) and all milk, citrus, fish and egg products. No added flavorings, sugars, salt, artificial sweeteners, colorings, preservatives or salicylates. TwinLab L-Glutamine Capsules are easier to swallow and assimilate.