NOW Foods

L-Tryptophan

Swanson $19.80
Retail $39.99

Item #: NWF900
Availability: In Stock
500 mg 120 Vcaps

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  • Supports relaxation



  • Encourages positive mood



  • Vegetarian/Vegan formula from NOW Foods


NOW L-Tryptophan is pharmaceutically pure--every lot is tested to be free of Peak E and microbial contamination. L-Tryptophan is an essential amino acid important in human nutrition for the synthesis of melatonin and serotonin, hormones regulating mood and stress response. L-Tryptophan helps support relaxation, 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. This product contains no sugar, salt, starch, yeast, wheat, gluten, corn, soy, milk, egg or preservatives.

Supplement Facts

Serving Size 2 Vcaps®

Servings Per Container 60

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

*Daily Value not established.

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

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

WARNING: Keep out of reach of children. Pregnant/lactatin women, those taking anti-depressant medications (such as SSRI’s or MAOI’s or those with liver disorders consult a healthcare professional before using this product. May cause drowsiness.

Do not eat freshness packet. Keep in bottle.

Contains no sugar, salt, starch, yeast, wheat, gluten, corn, soy, milk, egg or preservatives.

Vegetarian/Vegan Product.

Terms and Ingredient Definitions

Summary of Customer Ratings & Reviews

Customer Ratings & Reviews

L-Tryptophan 5 5 1 1
So glad I purchased! I am so glad I tried this product! After extensive research, I decided to try this for mood support. I am so glad I did! May 10, 2011
1-1 of 1

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