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D, L-Phenylalanine 500 mg

Life ExtensionUpdated April 2026

Product Information

Form
Capsule
Servings Per Container
100
UPC
7 37870 16711 2
Product Type
Amino acid/Protein
DSLD Entry Date
2025-04-24

Target Groups

Adult (18 - 50 Years)Gluten Free

All Ingredients

IngredientAmount% DV
DL-Phenylalanine500 mg

† Daily Value not established.

Label Statements

General Statements: All Other Content

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Precautions re: All Other

Read the entire label and follow the directions carefully prior to use.

Suggested/Recommended/Usage/Directions

Directions: Take one (1) capsule daily on an empty stomach in the morning, or as recommended by a healthcare practitioner. Best utilized if taken with the co-factors vitamins B6 and C.

Precautions re: All Other

Caution: May cause anxiety, high blood pressure, and headache. Do not use if you have phenylketonuria. Do not use phenylalanine or tyrosine if you have cancer or muscular dystrophy. Because phenylalanine can elevate blood pressure in hypertensives, consult your healthcare practitioner if you have hypertension. Insomnia may occur from overstimulation if taken too close to bedtime.

Precautions re: Children

Warnings: Keep out of reach of children.

Precautions re: All Other

Do not exceed recommended dose. Do not purchase if outer seal is broken or damaged.

Precautions re: Pregnant or Nursing or Prescription Medications

When using nutritional supplements, please consult with your physician if you are undergoing treatment for a medical condition or if you are pregnant or lactating.

Formulation re: Does NOT Contain

Gluten free Non GMO LE Certified

Seals/Symbols

Non GMO LE Certified

Formulation re: Other

Enhances mood

FDA Statement of Identity

Dietary Supplement

Precautions re: All Other

To report a serious adverse event or obtain product information, contact 1-866-280-2852.

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.

Storage

Store tightly closed in a cool, dry place.

Supplement Facts Panel

Supplement Facts
Serving Size 1 Vegetarian Capsule(s)
Servings Per Container 100
Amount Per Serving% Daily Value*
DL-Phenylalanine
500 mg

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

† Daily Value not established.

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