Skip to content

100% Pure L-Tryptophan

NutraBioUpdated April 2026

Product Information

Form
Powder
Servings Per Container
300
UPC
6 49908 23550 5
Product Type
Amino acid/Protein
DSLD Entry Date
2020-02-26

Target Groups

VegetarianAdult (18 - 50 Years)KosherGluten Free

All Ingredients

IngredientAmount% DV
L-Tryptophan500 mg

† Daily Value not established.

Label Statements

Suggested/Recommended/Usage/Directions

Suggested Use: As a dietary supplement, take 1-2 scoops mixed with your favorite beverage 1-2 times daily on an empty stomach, or as directed by your physician. For maximum benefit, take up to 3 grams per day. As a sleep aid, take 1-2 servings 30 minutes before bedtime, during the night if required, or as needed.

Formulation re: Vegetarian/Vegan

Vegetarian

Formulation re: Does NOT Contain

Non-GMO Gluten free BSE/TSE free

Precautions re: Children

Warning: Not intended for use by persons under the age of 18. Keep out of the reach of children.

Precautions re: Pregnant or Nursing or Prescription Medications

If you are pregnant, breast feeding, have known medical conditions (including kidney or liver disease) or are taking prescription or OTC medication(s) consult with your health care practitioner before using this product. If you are currently taking, or within the last 90 days have taken, any anti-stress, anti-anxiety, or anti-depression medications do not take L-Tryptophan without first talking to your prescribing physician.

Precautions re: All Other

Discontinue use two weeks prior to surgery.

General Statements: All Other Content

Manufactured in our GMP & FDA inspected facility FDA Registration: 16906175560 Since 1996

Seals/Symbols

Made in our GMP & FDA inspected facility OU (Kosher)

Formula re: Kosher

OU (Kosher)

Formula re: Contains

Pure grade amino acid

Formulation re: Does NOT Contain

No fillers No excipients Free of harmful impurities

Formulation re: Other

HPLC lab tested for potency

FDA Statement of Identity

Dietary Supplement

General Statements: All Other Content

This product is sold by weight, not volume. Some settling of contents may have occurred during the shipping and handling.

Storage

Store in a cool dry place.

General Statements: All Other Content

Serving scoop included (may settle to the bottom during shipping.)

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.

Seals/Symbols

Made in USA with ingredients sourced worldwide

Supplement Facts Panel

Supplement Facts
Serving Size 0.5 Gram(s)
Servings Per Container 300
Amount Per Serving% Daily Value*
L-Tryptophan
500 mg

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

† Daily Value not established.

Buy on Amazon

Similar Products