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Brand: Now Foods     Categories: Amino Acids / Anxiety / L Tryptophan / Sleep


L Tryptophan Powder











Now Foods

L Tryptophan Powder







L Tryptophan Powder

L Tryptophan Powder  2  Ounce

Supplement Facts

Serving Size: 1/4 Level Teaspoon (1g)
Servings Per Container: 57

Amount per
% Daily*

L-Tryptophan (Free-Form)




**Daily value not established.

Suggested Usage: As a dietary supplement, take one or two 1/4 level teaspoons 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.

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.

NOW® L-Tryptophan is Pharmaceutical Grade (USP).

This product is sold by weight not volume.


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 fromt he diet. NOW® L-Tryptophan is pharmaceutically pure - every lot is tested to be free of Peak E and microbial contamination.




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*Statements on this site have not been evaluated by the Food and Drug Administration. 
Products on this site are not intended to diagnose, treat, cure, or prevent any disease. 
Prices are subject to change at anytime and without notice. 
The majority of the product information has been reprinted from the manufacturer.