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L-Tryptophan is an essential amino acid important in human nutrition for the synthesis of melatonin and serotonin, hormones regulating sleep, positive mood and immune function.* As an essential amino acid, it is not synthesized by the body and must be obtained from the diet. NOW.
Full price 21.99
Savings 31%

L-Tryptophan 500 mg (60 Vcaps)

L-Tryptophan 500 mg - 60 vcaps

NOW Foods

L-Tryptophan is an essential amino acid important in human nutrition for the synthesis of melatonin and serotonin, hormones regulating sleep, positive mood and immune function.*  As an essential amino acid, it is not synthesized by the body and must be obtained from the diet.  NOW® L-Tryptophan is pharmaceutically pure - every lot is tested to be free of Peak E and microbial contamination.

  • Supports Relaxation
  • Pharmaceutical Grade (USP)
  • Encourages Positive Mood
  • Promotes Restful Sleep
  • Vegetarian Formula
Serving Size: 2 Vcaps®
Servings Per Container: 30 


 Amount Per Serving% Daily Value
L-Tryptophan (Free-Form)  1.0 g (1,000 mg)*   

 Suggested Usage:  As a dietary supplement, take 1-2 Vcaps® 2 to 3 times daily on an empty stomach or as directed by a health care professional.  Best used at bedtime.

Consider taking this product in combination with NOW® Inositol and Magnesium.

Other Ingredients:  Cellulose (capsule), Cellulose and Stearic Acid (vegetable source).  

Contains no:  sugar, salt, yeast, wheat, gluten, soy, milk, egg, shellfish or preservatives. 

Vegetarian/Vegan Product.   Warning:  Keep out of reach of children.  Pregnant/lactating women, those taking anti-depressant medications (such as SSRI's or MAOI's), or those with liver disorders, consult a health care professional before using this product.  May cause drowsiness.  

Caution:  Do Not Eat Freshness Packet.  Keep in Bottle.  

Disclaimers:  *These statements have not been evaluated by the FDA.  This product is not intended to diagnose, treat, cure or prevent any disease.   NOW® L-Tryptophan is Pharmaceutical Grade (USP).   Vcaps® is a registered trademark of Capsugel.   Store in a cool, dry place.  Please Recycle.

Amino Acids

By Guadalupe Higgins - Flag 
Comments? Question?
Updated Apr. 04, 2016, about 5 years ago

SKU: 166
UPC: 733739001665
Distributed or manufactured from NOW Foods. See more NOW Foods products.

*Not intended to diagnose or treat diseases or ailments, and is not reviewed by the FDA.

Uses & Indications.
  • Pharmaceutical Grade (USP)
  • Supports Relaxation
  • Encourages Positive Mood
  • Promotes Restful Sleep
  • Vegetarian Formula
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1. Statements and claims on Seacoast.com have not been evaluated by the FDA and are not intended to treat or diagnose any ailment or disease.

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