L-Tryptophan

Name: Thorne Research L-Tryptophan
Brand: Thorne Research

Thorne ResearchUpdated April 2026

This product has been discontinued. Label data shown is from the last available version.

Product Information

Target Groups

Adult (18 - 50 Years)No Allergies

Ingredient	Amount	% DV
L-Tryptophan	1 g	†

† Daily Value not established.

FDA Statement of Identity

DIETARY SUPPLEMENT

Suggested/Recommended/Usage/Directions

Suggested Use: Take 1-2 capsules two times daily or as recommended by your health-care practitioner.

Precautions re: All Other

Tamper Evident: Use only if bottle is sealed.

Precautions re: Pregnant or Nursing or Prescription Medications

If pregnant, consult your health-care practitioner before using this product.

Storage

Store tightly sealed in a cool, dry place.

Seals/Symbols

(pulled apart capsule)(R)

Formula re: Type

HYPOALLERGENIC

General: Product/Version Code

SA501 LSA50106

Supplement Facts Panel

Supplement Facts

Serving Size 1 Capsule(s)

Servings Per Container 30

Amount Per Serving% Daily Value*

L-Tryptophan

1 g†

* Percent Daily Values are based on a 2,000 calorie diet.

† Daily Value not established.