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Source Naturals L-Tryptophan 500 mg 120 Caps


  • Model: 50405
  • 8000 Units in Stock
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Help with 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.*

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