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L-Tryptophan 500 mg

Protocol For Life BalanceUpdated April 2026

Product Information

Form
Capsule
Servings Per Container
60
UPC
7 07359 10167 8
Product Type
Amino acid/Protein
DSLD Entry Date
2025-08-22

Target Groups

VeganVegetarianAdult (18 - 50 Years)Gluten FreeDairy Free

All Ingredients

IngredientAmount% DV
L-Tryptophan1 Gram(s)

† Daily Value not established.

Label Statements

Suggested/Recommended/Usage/Directions

Suggested usage: Take 1-2 capsules twice daily on an empty stomach, with final dose at bedtime, or as directed by your healthcare practitioner.

Formula re: Contains

How it works: L-Tryptophan is an essential amino acid; therefore, it is not synthesized by the body and must be obtained from the diet. In the brain, tryptophan is converted into serotonin, a neurotransmitter involved in feelings of well-being, calmness, personal security, and relaxation. It also plays a role in the regulation of appetite and synchronization of sleep patterns.

Precautions re: Pregnant or Nursing or Prescription Medications

Cautions/interactions: Tryptophan supplements may interact with CNS depressants, antidepressants (SSRIs, MAOIs), and other serotonergic agents such as St. John's Wort and 5-HTP, Consult your healthcare practitioner if you are taking medications or herbs, are pregnant/nursing, or if you have liver impairment.

Precautions re: All Other

May cause drowsiness. Do not use with alcoholic beverages or while operating heavy machinery.

Formulation re: Other

Encourages Positive Mood Supports Relaxation & Restful Sleep

Formulation re: Does NOT Contain

Non-GMO

FDA Statement of Identity

A Dietary Supplement

Formulation re: Vegetarian/Vegan

Vegetarian/Vegan

Formula re: Contains

Free-Form amino acid.

Formulation re: Does NOT Contain

Not manufactured with wheat, gluten, soy, milk, egg, fish. shellfish, tree nut or sesame ingredients.

Precautions re: Allergies

Not manufactured with wheat, gluten, soy, milk, egg, fish. shellfish, tree nut or sesame ingredients. Produced in a GMP facility that processes other ingredients containing these allergens.

Formulation re: Other

Natural color variation may occur in this product.

FDA Disclaimer Statement

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.

Formulation re: Does NOT Contain

Every lot of Protocol For Life Balance L-Tryptophan is tested to be free of Peak E and microbial contamination.

Supplement Facts Panel

Supplement Facts
Serving Size 1 Veg Capsule(s)
Servings Per Container 60
Amount Per Serving% Daily Value*
L-Tryptophan
1 Gram(s)

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

† Daily Value not established.

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