Glutamine is an amino acid which is easily depleted after training. It is the most abundant amino acid in muscle tissue and helps with re growth and repair of all tissues. It is essential in sports training to support performance and physique, as well as helping support protein sysnthesis. Glutamine also helps with cellular hydration and limits muscular catabolism.On top of this it plays an essential role in gut integrety and the immune system. Both are important for optimal sports performance.