Source Naturals, L-Glutamine Powder, 3.53 oz (100 g)

Dietary SupplementFree-FormNon GMO ValidatedSuitable for Vegetarians and Vegans L-Glutamine, a free-form amino acid, can be converted to glutamic acid. Glutamic acid is a usable energy source for the brain, and a precursor to the important inhibitory neurotransmitter GABA (gamma-amino butyric acid). L-Glutamine also plays an important role in ammonia disposal.