| Manufacturer | Source Naturals |
|---|---|
| Supply | 20 |
| Form | Capsule |
| Potency | 500 mg |
| Size | 60 |
L-Tryptophan
Regular price
$17.98
Shipping calculated at checkout.
L-tryptophan is an essential amino acid and a precursor for the synthesis of both melatonin and serotonin, a hormone and a neurotransmitter involved with mood and stress response as well as sleep/wake cycles. If needed L-tryptophan converts to niacin in the body, an important B vitamin. Source Naturals L-Tryptophan is extremely pure and is regularly tested to ensure the highest standards of quality.