Meanings of dispensable amino acids in English

Glycine is most important and simple, nonessential amino acid in humans, animals, and many mammals.

Clinical substitution of this nonessential amino acid in critically ill persons results in a reduction of epithelial atrophy and in an accelerated recovery.

He talked about the chemistry that made glycine, found in abundance in soybeans, the best-tasting of the nonessential amino acids.

-Glutamine is a nonessential amino acid that becomes essential when we're under certain types of stress, such as surgery.