

- Helps support healthy serotonin levels, restful sleep and regulates body's circadian rhythm
- Helps combat jet lag
- Important amino acid that must be obtained from diet or supplements
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.
These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.
Choose options


(SW1502)L-Tryptophan 500 mg 60 Caps
Sale price¥2,900