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Source Naturals

L-Tryptophan

L-Tryptophan

Item: SN489

  • Supports healthy sleep



  • Promotes relaxation



  • 30 tablets


500 mg 30 Tabs

$7.28
Retail $12.75
Save 43%
Quantity
Usually Ships Within 2-4 Business Days
  • Supports healthy sleep



  • Promotes relaxation



  • 30 tablets


L-tryptophan plays a part in the synthesis of both melatonin and serotonin, hormones involved in mood and stress response. It is an essential amino acid that helps support relaxation and restful sleep, as well as immune health. L-Tryptophan from Source Naturals delivers 500 mg per tablet.

Terms and Ingredient Definitions

Supplement Facts

Serving Size 3 Tablets

Servings Per Container 10

  Amount Per Serving %Daily Value
Calcium 52 mg 5%
Iron (naturally occurring) 570 mcg 3%
L-Tryptophan 1.5 g

†Daily Value not established.

Other ingredients: dibasic calcium phosphate, stearic acid, modified cellulose gum, and silica.

Suggested Use: 1 tablet three times daily, between meals and preferably with fruit juice. To support restful sleep, take 3 tablets before bed.

Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.

STORE IN A COOL, DRY PLACE.

CAUTION: If you are pregnant, may become pregnant, breastfeeding, may become pregnant, or are taking medications such as SSRIs or MAOIs consult your health care professional before using this product.

Shipping Weight

.08 lbs

Source Naturals L-Tryptophan Reviews

Summary of Customer Ratings & Reviews

Customer Ratings & Reviews

Rated 5 out of 5 by 1 reviewer.
Rated 5 out of 5 by Good Suff L-Tryptopahn is excellent in helping me with my work-outs and a restful sleep. April 25, 2014
  • 2016-08-29 T12:47:42.309-05:00
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Why Shop Swanson® Brands?

"With my personal 100% money-back satisfaction guarantee, you have nothing to lose and great savings to gain."

Lee Swanson, Founder of Swanson Health Products

Risk-Free Purchase Guarantee on Source Naturals L-Tryptophan

If you are dissatisfied for any reason, we'll give you a full refund and pay return shipping.

Swanson's Standards

We are dedicated to offering the highest quality products at the best price. Find out more about how we ensure such a high standard in everything we do.

Learn More

500 mg 30 Tabs

500 mg 120 Tabs

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