NOW Foods L-Tryptophan 500mg Veg Capsules Perspective: Main

NOW Foods L-Tryptophan 500mg Veg Capsules

120 ctUPC: 0073373900167
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L-Tryptophan is an essential amino acid; therefore, it is not synthesized by the body and must be obtained from the diet. L-Tryptophan is critical for the production of serotonin and melatonin, which help to support a positive mood, healthy sleep patterns and proper immune system function. Every lot of NOW® L-Tryptophan is tested to be free of Peak E and microbial contamination.