L-Tryptophan 500 mg by Source Naturals 120 Tablets
- Helps support relaxation, restful sleep, and positive mood
- Acts as body's precursor to the kynurenines, which boost and regulate immunity
- Supports circulation, a healthy nervous system, the metabolism of food
- Aids in the production of hydrochloric acid for the digestive system
- 1 tablet three times daily, between meals and preferably with fruit juice. To support restful sleep, take 3 tablets before bed.