Glutamine
Glutamine is the most abundant amino acid in your body, it is also considered a conditionally essential amino acid.
This means under certain conditions Glutamine becomes essential. These conditions are usually a result of stress and trauma.
Glutamine is found naturally occurring in a variety of foods. The average person consumes approximately 3-6g of Glutamine per day. A large portion of your daily intake of Glutamine comes from animal proteins due to their high protein content.