NOW L-Tryptophan Powder, 2-Ounce
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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 fromt he diet. NOW® L-Tryptophan is pharmaceutically pure - every lot is tested to be free of Peak E and microbial contamination.
- Supports Relaxation
- Serving Size: Two 1/4 Level Teaspoons (1.0 g)
- Servings Per Container: 57
- Encourages Positive Mood