Source Naturals L-Glutamine 500mg Free Form - 100 Capsule

Amino Acid Supplement, Glutamic acid is a precursor to the important inhibitory neurotransmitter GABA (gamma aamino butyric acid)
Source NaturalsL-Glutamine free form amino acid supplement capsule

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-aminobutyric acid). L-Glutamine also plays an important role in ammonia disposal.