- Source of an essential amino acid for the maintenance of good health
- help to support a positive mood
- help to support healthy sleep patterns
- help to support proper immune system function
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.
- Tryptophan220 mg
- Rice flour
- Stearic Acid