Source Naturals L-Tryptophan 500 mg 60 Tab

L-tryptophan mood, relaxation, sleep the essential amino acid l-tryptophan helps support relaxation, restful sleep, and positive mood. It plays a part in the synthesis of both melatonin and serotonin, hormones involved with mood and stress response and sleep/wake cycles. L-tryptophan also supports immune functions because it is the body's precursor 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 of food, and the production of hydrochloric acid for the digestive system. Source naturals l-tryptophan is extremely pure and is regularly tested to ensure the highest standards of quality. dibasic calcium phosphate, stearic acid, modified cellulose gum, and silica.ingredients: calcium -52 mgiron (naturally occurring) -570 mcgl-tryptophan -1.5 gother ingredients: 1 tablet three times daily, between meals and preferably with fruit juice. To support restful sleep, take 3 tablets