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Source Naturals

L-Tryptophan

Item: SN465

Unavailable From Manufacturer

Swanson $7.76
Retail $11.98
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Unavailable From Manufacturer
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500 mg 30 Caps

  • Support a healthy mood



  • Promote healthy sleep



  • 30 capsules


The essential amino acid L-tryptophan helps support restful sleep, a positive mood and overall well-being. It plays a part in the synthesis of both melatonin and serotonin, hormones involved in the stress response and regulation of sleep/wake cycles. Source Naturals L-Tryptophan delivers 1.5 grams per serving.

Lee Swanson, President

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If you are dissatisfied for any reason, we'll give you a full refund and pay return shipping. Lee Swanson, President of Swanson Health Products

Product Description:

L-Tryptophan

  • Support a healthy mood



  • Promote healthy sleep



  • 30 capsules


The essential amino acid L-tryptophan helps support restful sleep, a positive mood and overall well-being. It plays a part in the synthesis of both melatonin and serotonin, hormones involved in the stress response and regulation of sleep/wake cycles. Source Naturals L-Tryptophan delivers 1.5 grams per serving.

Product Label:

L-Tryptophan

Supplement Facts

Serving Size 3 Capsules

Servings Per Container 10

  Amount Per Serving %Daily Value
Iron (naturally occurring) 575 mcg 3%
L-Tryptophan 1.5 g

†Daily Value not established.

Other ingredients: gelatin (capsule), dibasic calcium phosphate, microcrystalline cellulose, silica, and magnesium stearate.

Suggested Use: 1 capsule three times daily, between meals and preferably with fruit juice. To support restful sleep, take 3 capsules 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, or are taking medications such as SSRIs or MAOIs consult your health care professional before using this product.

Terms and Ingredient Definitions

L-Tryptophan

Swanson $7.76

Unavailable From Manufacturer
Email Me When Available

Shipping Restrictions

Countries with restrictions on this product:

  • Canada

More information on shipping restrictions

States with restrictions on this product:

  • Alberta
  • British Columbia
  • Manitoba
  • New Brunswick
  • New Foundland
  • Northwest Territory
  • Nova Scotia
  • Nunavut
  • Ontario
  • Prince Edward Island
  • Quebec
  • Saskatchewan
  • Yukon Territory

More information on shipping restrictions

Source Naturals L-Tryptophan Reviews

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