Zahler's L-Tryptophan is used by the brain to produce serotonin, a neurotransmitter that is necessary for normal sleep. Getting enough sleep is crucial for a healthy immune and nervous system, in addition to a host of physiological effects that a lack of sleep can cause. L-Tryptophan also helps with migraines, depression, mood swings, insomnia, appetite suppression, pain, aggression, nightmares, anxiety and weight control.
*  Note: Unless otherwise noted, products on our web site have not been evaluated by the Food and Drug Administration. They are not intended to diagnose, treat, cure, or prevent any disease.