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shop / Sleep

NOW Foods

L-Tryptophan

Item | NWF135

Extra 39% off
Was $21.99
Now $13.39
Qty
Size
 

Supplement Facts

Serving Size 2 Veg Capsules

Servings Per Container 30

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

*Daily Value not established.

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

Suggested Usage: Take 1-2 capsules 2 to 3 times daily on an empty stomach, with final dose at bedtime, or as directed by your physician.

Caution: For adults only. Consult physician if pregnant/nursing, taking medication (especially antidepressants such as SSRIs and MAOIs), or have a medical condition. May cause drowsiness. Do not use with alcoholic beverages or while operating heavy machinery. Keep out of reach of children.

Do Not Eat Freshness Packet. Keep in Bottle.

Natural color variation may occur in this product.

Store in a cool, dry place after opening.

  • Not manufactured with wheat, gluten, soy, milk, egg, fish, shellfish or tree nut ingredients.
  • Produced in a GMP facility that processes other ingredients containing these allergens.
  • GMP QUALITY ASSURANCE
  • Non-GMO
  • Vegetarian/Vegan
  • Recyclable Bottle
  • L-Tryptophan supports relaxation



  • Vegetarian/vegan


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 tested to be free of Peak E and microbial contamination. 

Terms and Ingredient Definitions

Shipping Weight: .17 lbs

These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.

Rated 5 out of 5 by from Sleep better You should, without a doubt. try this product if you have trouble falling asleep or staying asleep. It is awesome.
Date published: 2013-09-27
Rated 4 out of 5 by from It helps me sleep This really helps me sleep so far its been about ten days I like it alot!!
Date published: 2013-03-24
Rated 5 out of 5 by from works This product is effective and easy to use, I take one for stress relief during the day and two a couple of hours before bedtime for a great night's sleep.
Date published: 2013-03-11
Rated 5 out of 5 by from Great Relaxant. NOW Foods L-Tryptophan helps me not only relax but also to fall asleep more easily. Thank you NOW Foods.
Date published: 2011-03-01
Rated 5 out of 5 by from Helps with sleep Helps me sleep better. Makes me feel calm if taken during the day in betwen meals.
Date published: 2010-11-15
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Swanson Health started in 1969 in Fargo, ND with a mission to offer pure and potent health products at a great value. Nearly 50 years later, we continue to innovate science-backed vitamins and supplements, delivering wellness solutions that help people live simply healthier together, and find vitality at any age. Click here to learn more about us.

For nearly 50 years, Swanson Health's research and development team has delivered science-backed health and wellness products to people around the world. Our innovation is guided by clinical research, scientific consensus, emerging research and usage traditions, creating products that help you find vitality at any age. At Swanson, we don't hide our science behind proprietary formulas — we believe in easy-to-read, transparent labelling. What's printed on our labels, is exactly what you'll find in our products.

Swanson Health's purity and potency testing begins with our ingredient sourcing, continues through manufacturing, and goes beyond when a product hits the shelf. Our testing exceeds industry standards, ensuring each product meets our quality guarantees for purity and potency. Swanson facilities are Good Manufacturing Practices (GMP) certified, and we voluntarily participate in third-party, independent laboratory testing. With Swanson, you can be sure you're getting the most pure and potent health products at a great value. Click here to learn more about our quality standards.

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