L-Glutamine is manufactured in the body, however some circumstances require greater levels of the amino acid than the body can synthesise. This makes glutamine conditionally essential. L-Glutamine is an important fuel source for our immune system and white blood cells, but levels in the blood can decline during sickness or injury. Glutamines immune benefits are thought to stem from its role in digestive health. The amino acid supports the integrity of our digestive lining, ensuring we digest nutrients and prevent pathogens and endotoxins spreading around the body .L-Glutamine also maintains muscle protein and aids recovery. Healthwise Glutamine is 100% pure pharmaceutical grade amino acid and is beneficial in exercise and the treatment of gastrointestinal inflammation, diarrhoea, burns, muscle wasting and as an adjunctive in cancer treatments.