API's L-Glutamine is a pure, uncut glutamine powder secured from the world's best, most consistent source. We use ONLY this one source to ensure our L-glutamine is second to none.

Glutamine is an amino acid found in large amounts in the body, but can be depleted through everyday activity, stress and dieting. Glutamine is important for dieters for several reasons. It has a muscle sparing effect helping to avoid muscle catabolism. It reduces cravings for sweets. And it is easily used as an energy source by most tissues, especially when cutting calories or carbohydrates.

Glutamine is often called “brain food” since it passes through the blood-brain barrier easily and may aid memory recall and concentration. It has also been shown effective in preventing ammonia in the brain by eliminating excess nitrogen. While nitrogen is necessary, too much can be detrimental. Glutamine has also been shown to reduce lactic acid and to enhance immune function. The reasons for L-glutamine supplementation are many, your source of L-glutamine should be one, API.