L-Glutamine powder by Jarrow Formulas is a dietary supplement that protects muscle tissue and supports the immune system. It is suitable for vegetarians and vegans. The product is 100% L-Glutamine and does not contain any other substances. It is recommended to mix 1 scoop (approximately 2 grams) in a glass of liquid or beverage and consume it on an empty stomach or as directed by a qualified consultant. For athletes, maximum results will be achieved by consuming 2 grams of glutamine after a workout.