Klaire Labs
L- Tryptophan, 90c
$44
L-Tryptophan acts as the precursor to the neurotransmitter serotonin and supports healthy serotonin synthesis. Supplementation with tryptophan has been shown in numerous clinical trials to be safe, well-tolerated and to support healthy mood and relaxation in addition to optimizing normal sleeping patterns and soothing occasional sleeplessness