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Available in store
ClosePromotes relaxation and restful sleep
Encourages positive mood
Vegetarian/vegan formula
L-Tryptophan helps support relaxation, sleep, positive mood and immune function. L-Tryptophan is important in human nutrition for the synthesis of melatonin and serotonin. As an essential amino acid, it is not synthesized by the body and must be obtained from the diet. NOW Double Strength L-Tryptophan is pharmaceutically pure - every lot is tested to be free of Peak E and microbial contamination. Not manufactured with wheat, gluten, soy, milk, egg, fish, shellfish or tree nut ingredients.
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