NOW FOODS Supplements L-Tryptophan 500 Mg Encourages Positive Mood*Supports Relaxation*60 Veg Capsules

Now Foods. Encourages Positive Mood. Promotes Restful Sleep. 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. Natural color variation may occur in this product