Jarrow Formulas® L-tryptophan is an essential amino acid that cannot be synthesized by the body, but must be obtained from food or supplements. L-tryptophan is converted to serotonin (5-hydroxytryptamine) and melatonin in the body, which plays an important role in supporting a balanced mood and restful sleep.
An Essential Amino Acid That Acts as a Precursor to Serotonin and Melatonin*
Supports production of serotonin (relaxation, balanced mood) & melatonin (sleep)*
500 mg L-Tryptophan Per Serving
Vegan, Non-GMO, Gluten Free
60 VEGGIE CAPSULES