| Authorized Vendor for Gaba Calm Sublingual. THE BENEFIT OF SUBLINGUALS, . GABA CALM combines three of the main inhibitory neurotransmitters, plus N-acetyl L-tyrosine, a precursor of norepinephrine.* The sublingual form is absorbed directly into the bloodstream, via the blood vessels under the tongue and in the cheeks, allowing for quick entry into the system.. |