L-Theanine For Anxiety: An Effective Supplement?
L-Theanine is a non-essential amino acid derived primarily from the plant Camellia sinensis. It was discovered as a green tea constituent circa 1950, and can also be found within other types of tea including black tea and white tea. The levorotatory “L” (left-handed) enantiomer is more popular than the dextrorotatory “D” enantiomer and better understood. …