Natural free form powder. L-Glutamine powder is beneficial to gut and immune health and aids sports recovery. Fast dissolving, ready for absorption and pleasant tasting. Add 5g (1 heaped tea spoon) to water or fruit juice. Suitable for vegetarians. 500g tub. (Also available as a capsule - Lamberts L-Glutamine 500mg 90 capsules). About L-Glutamine Glutamine is a non-essential amino acid and naturally occurs in the human body. It circulates round the body in the blood and helps to build and repair muscle. Hence why it is used by those recovering from sports injuries, burns and superficial wounds, as well as being favoured by weight lifters, body builders and heavy trainers. Similarly, Glutamine is excellent for maintaining gut health. It is known as the "gut restorer" as it re-fuels the cells in the lining of the small intestine. Glutamine is naturally found in chicken, fish, beef, eggs, dairy products, wheat, certain vegetables and parsley. How to take: For gut health: 5g Mixed into water of fruit juice. Take at least half an hour before or after food or take before bed time. Do not exceed this dose. For sports recovery: 5g mixed with a drink (including protein shakes, juice or squash) just before exercise. Take a further 5g if desired before bedtime. Do not exceed this recommended dose. Do not take if pregnant or breast feeding. Ingredients: L-Glutamine. 5g (one serving) = 20kcal.