Helps support healthy serotonin levels, restful sleep and regulates body's circadian rhythm
Important amino acid that must be obtained from diet or supplements
Helps combat jet lag
Looking for effective sleep support? Swanson L-Tryptophan 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. Extensive lot tests indicate no Peak-E in this product.
Serving Size 1 Capsule
|Amount Per Serving||% Daily Value|
*Daily Value not established.
As a dietary supplement, take one capsule with water 30–60 minutes before sleeping.