L-Glutamine is the most abundant amino acid (building block of protein) in the bloodstream and is transported and metabolized in the majority of tissues. L-Glutamine may be regarded as one of the most important of the amino acids when the body is subjected to trauma and/or metabolic stress.* It aids the body’s rapidly growing cells such as the immune system’s lymphocytes and intestinal cell enterocytes.* It also plays a role in nitrogen balance in the body.* About One Teaspoon (5 g) Contains: L-Glutamine 5 g Other Ingredients: None. Does Not Contain: Milk, eggs, fish, shellfish, tree nuts, peanuts, wheat, soy, artificial colors, sweeteners or preservatives.Caution: Keep out of reach of children.Storage: Keep tightly closed in a cool, dry place.Contents sold by weight, not volume. Some settling may occur during shipping and handling. The amount of product contained in 1 scoop may be above or below 5 grams due to variations in handling and product density.