Swanson Amino Acid L-Tryptophan 500mg for sleep support

Encourages healthy sleep patterns

Helps regulate the body s circadian rhythm

Supports healthy serotonin levels

Helps combat jetlag

Looking for effective sleep support? Swanson Premium offers 500 mg of L-Tryptophan per capsule to help support healthy serotonin levels and provide restful sleep. L-Tryptophan, an essential amino acid, has to be obtained in the diet or in supplement form