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L-tryptophan 500mg- 90 Capsules



L-Tryptophan is an essential alpha-amino acid that is a precursor to the neurotransmitters serotonin and melatonin. Supplementation with tryptophan has been shown in numerous clinical trials to be safe, well-tolerated, and supportive of well-being, calmness, relaxation, sleep, and appetite control. For best results, take tryptophan on an empty stomach, or with a small serving of carbohydrates.

Suggested Use:

4 capsules 1 hour before bedtime on an empty stomach or as directed by a healthcare professional.


Serving Size 4 Capsules
Amount Per 4 Capsules% Daily Value
L-Tryptophan2,000 mg*
* Daily value not established

Other Ingredients:

Vegetarian capsule (hydroxypropyl methylcellulose, water), microcrystalline cellulose, and magnesium stearate.

Additional information


Supplement Facts
Serving Size: 4 Capsules
Servings Per Container: about 23
Amount Per Serving
L-Tryptophan 2 g *
*Daily Value not established
Other Ingredients:Hydroxypropylmethylcellulose (vegetarian capsule).

Keep container tightly closed in a cool, dry and dark place. Keep out of reach of children.