supp.fit

L-Pyroglutamic Acid 1000mg Source Naturals, Inc. 30 Tabs

Antioxidants by Source Naturals

Price
$8.29

What the brand says

L-Pyroglutamic acid is naturally found in many foods. It is believed to be associated with activity of a key neurotransmitter, acetylcholine, and with the production of GABA and glycine, two other important neurotransmitters.