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Now Foods L-Tryptophan, 500 mg, 120 Vcaps
Regular: $39.99You Save: 50%Online Sale Price: $19.80, 6 for $118.62
Buy With Confidence
Pharmaceutical Grade (USP)
Encourages Positive Mood
Promotes Restful Sleep
GMP Quality Assured
A Dietary Supplement
NOW L-Tryptophan is pharmaceutical grade (USP).
L-Tryptophan is an essential amino acid important in human nutrition for the synthesis of melatonin and serotonin, hormones regulating mood and stress response. L-Tryptophan helps support relaxation, sleep, positive mood and immune function. As an essential amino acid, it is not synthesized by the body and must be obtained from the diet. Now L-Tryptophan is pharmaceutically pure - every lot is tested to be free of Peak E and microbial contamination.