Ingredient Category: Amino acid

L-Glutamine

L-Glutamine is the most abundant free amino acid in the body (~60% of skeletal muscle amino acid pool) and is…

GABA

Gamma-aminobutyric acid (GABA) is the primary inhibitory neurotransmitter in the central nervous system, present in ~30% of all synapses. It…

L-Carnitine

L-Carnitine is an amino acid derivative synthesized endogenously from lysine and methionine, primarily in the liver and kidneys. Its essential…

5-HTP

5-Hydroxytryptophan (5-HTP) is the immediate biosynthetic precursor to serotonin (5-hydroxytryptamine, 5-HT). It is produced from L-tryptophan by tryptophan hydroxylase and…

L-Methionine

L-Methionine is an essential sulfur-containing amino acid and the initiator of all eukaryotic protein translation (start codon AUG). It is…

L-Citrulline

This is the pure L-citrulline entry (vs citrulline malate 2:1 which includes malic acid). L-citrulline is the more effective form…

L-Leucine

L-Leucine is the most potent amino acid activator of mTORC1 (mechanistic target of rapamycin complex 1), the master regulator of…

L-Tryptophan

L-Tryptophan is an essential amino acid and the direct precursor to serotonin (5-HT) and melatonin via the tryptophan hydroxylase →…