We see it mentioned in sports supplements, in nutrition magazines, and even in some post-operative diets. But what is glutamine really used for? Is it an essential nutrient? And do we really need to ...

Before you hit the gym, learn whether l-glutamine or creatine is more likely to help you recover from a strenuous workout.

The retina places a large energy demand on the body, in part due to the activity of photoreceptors. These specialized cells are responsible for receiving light and transmitting visual information to ...

A newly published study in Protein and Cell identifies glutamine synthetase, an enzyme concentrated in brain support cells ...

They turned to the amino acid glutamine, because it is the most abundant amino acid in the blood. Glutamine is naturally synthesized in the body and can also be consumed from all animal protein ...

Lindsey DeSoto, RD, is a nutrition writer, medical reviewer, and registered dietitian who helps clients improve their diet for health-related reasons. Her writing covers a variety of topics, including ...