Doctor's Best, L-Tryptophan , 500 mg, 90 Veggie Caps

Description Science-Based Nutrition™ Helps Promote Normal Restful Sleep, Healthy Mood and Behavior Dietary Supplement Non-GMO / Gluten-Free / Soy Free / Vegan L-Tryptophan provides this essential amino acid (protein building block) that is not synthesized by the body and must be obtained in the diet or supplementation. It is also essential in the production of niacin, which is then metabolized into serotonin and melatonin in the brain. These neurotransmitters exert a calming effect and encourage better cognitive focus, a positive mood, and restful sleep. Helps exert a calming effect Helps encourage better cognitive focus, a positive mood, and restful sleep Suggested use Adult Use: Take 1 capsule daily, or as recommended by a nutritionally informed physician. For optimum absorption, take separately from protein-containing foods and dietary supplements containing protein or amino acids.