Amazon.com: NOW Foods L-Glutamine Pure Powder, 1-Pound: Health & Personal Care

Amazon.com: NOW Foods L-Glutamine Pure Powder, 1-Pound: Health & Personal Care: "Glutamine has recently been the focus of much scientific interest.  A growing body of evidence suggests that during certain stressful times, the body may require more glutamine than it can produce.  Under these circumstances glutamine may be considered a “conditionally essential” amino acid.  Glutamine is involved in maintaining a positive nitrogen balance (an anabolic state) and also aids rapidly growing cells (immune system lymphocytes and intestinal cell enterocytes).  In addition, glutamine is a regulator of acid-base balance and a nitrogen transporter."

Amazon.com: Source Naturals L-Glutamine Powder, 16 Ounce: Health & Personal Care

Amazon.com: Source Naturals L-Glutamine Powder, 16 Ounce: Health & Personal Care: "Amino acid supplement. L-Glutamine, a free-form amino acid, can be converted to glutamic acid. Glutamic acid is a usable energy source for the brain and a pre-cursor to the important inhibitory neurotransmitter, GABA (gamma-aminobutyric acid). L-Glutamine also plays an important role in ammonia disposal. (These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.) Suitable for vegetarians and hypoallergenic: contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance."

Amazon.com: Optimum Nutrition Glutamine 1000mg, 240 Capsules: Health & Personal Care

Amazon.com: Optimum Nutrition Glutamine 1000mg, 240 Capsules: Health & Personal Care: "Optimum Nutrition Glutamine is a dietary supplement containing 1000 milligrams of Pure L-Glutamine per capsule. Glutamine is the most abundant amino acid in the body, comprising more than 60 percent of the free amino acid pool in skeletal muscle and greater than 20 percent of total circulating amino acids.