L-Tryptophan Powder 3.53 oz (100 g) ZServings_62 Vitamin C supports immune health

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L-Tryptophan Powder 3.53 oz (100 g) ZServings_62 Vitamin C supports immune healthDietary Supplement 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 bodys precursor to the kynurenines that regulate immunity. If needed, L tryptophan converts to niacin in the body,