What is it and what are the L Glutamine benefits? It is the most abundant free amino acid found in the body, serving as a building block for proteins.
Glutamine is utilized in a number of vital functions, including protein synthesis - important for maintaining muscle health - and production of the nucleotide units that make up DNA and RNA (Ribonucleic acid).
It is an important energy source for cells lining the gut and immune cells and critical for a healthy gut and immune function. It is also a precursor of the brain neurotransmitter glutamate.