Source Naturals, L Tryptophan, 500mg, 60 tabs Apple Cider Manganese (as manganese citrate) -

Manganese (as manganese citrate) - 5 mg

It contains 18 amino acids

Zinc (as zinc monomethionine [OptiZinc] and ascorbate) - 25 mg

consists of proteases (to break down protein)

Human studies have shown that taking L-theanine results in the emission of brain waves associated with a state of relaxation

Source Naturals, L Tryptophan, 500mg, 60 tabs Apple Cider Manganese (as manganese citrate) -The essential amino acid L tryptophan helps support relaxation, restful sleep, and positive mood. It plays a part in the synthesis of hormones involved with mood and stress response and sleep wake cycles. L Tryptophan also supports immune functions because it is the body's predecessor to the kynurenines that regulate immunity. If needed, L tryptophan converts to niacin in the body, which supports circulation, a healthy nervous system, the metabolism