D L-Phenylalanine 500 mg®
Amino Acids & ProteinBrand: Life Extension
Functions
Net Contents
100 Vegetarian Capsule(s)
Serving Size
1 Vegetarian Capsule(s)
Servings Per Container
100
Supplement Form
Capsule
Bar Code (UPC/SKU)
7 37870 16711 2
Product Version
L01671E
Label Analysis
Objective insights generated automatically from the official DSLD label — a quick, factual read of how this product is formulated and disclosed.
Single-ingredient formula listed in Supplement Facts.
Every active ingredient discloses a specific amount per serving.
Label states: Non-GMO, Gluten-Free.
This analysis is generated algorithmically from label data for educational reference only. It is not a product endorsement, ranking, or medical advice.
Allergen Guide
Free From
- Gluten
Allergen flags are parsed automatically from the official label's claims and statements. Always verify against the physical product label before use, especially if you have a severe allergy.
Supplement Facts
Serving Size: 1 Vegetarian Capsule(s) · 1 per day
| Ingredient | Amount Per Serving | |
|---|---|---|
| DL-Phenylalanine | 500 mg | — |
Not Present
Other Ingredients
Target Groups
Label Claims
Directions & Suggested 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.
Warnings & Precautions
Precautions re: All Other
Read the entire label and follow the directions carefully prior to use.
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.
Precautions re: All Other
To report a serious adverse event or obtain product information, contact 1-866-280-2852.
Storage
Storage
Store tightly closed in a cool, dry place.
Formulation
Formulation re: Does NOT Contain
Gluten free Non GMO LE Certified
Formulation re: Other
Enhances mood
FDA Statements
FDA Statement of Identity
Dietary Supplement
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.
Other Label Statements
General Statements: All Other Content
Scan for product info
Seals/Symbols
Non GMO LE Certified
Manufacturer & Distributor
Distributor
Quality Supplements and Vitamins, Inc.
Ft. Lauderdale, FL, 33309
1-866-280-2852
Where to Buy Locally
Enter your city or ZIP code to find supplement & health stores in your area that may carry this product.
Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2025-04-24. DSLD Label ID: 328411. This information is provided for educational reference only and is not medical advice. Always follow the product label and consult a doctor or pharmacist before use.
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