Source Naturals, Serene Science® L-Tryptophan 500 mg, 120 capsules

DescriptionThe essential amino acid l-tryptophan is the precursor for the synthesis of both melatonin and serotonin, a hormone and a neurotransmitter involved with mood and stress response and sleep/wake cycles. It helps support relaxation, restful sleep, and positive mood. If needed, l-tryptophan converts to niacin in the body, an important B vitamin. SERENE SCIENCE® L-TRYPTOPHAN is extremely pure and is regularly tested to ensure the highest standards of quality.Packaging120 capsulesSuggested Use1 capsule three times daily, between meals and preferably with fruit juice. To support restful sleep, take an additional 3 capsules before bed.About Source NaturalsSource Naturals was created in 1982 to support each individual's potential to enjoy optimal health. Source Naturals' comprehensive Bio-Aligned Formulas help bring the power of alignment to your body. When formulating, we evaluate the underlying causes of system imbalances, and then provide targeted nutrition to interdependent body