Doctor's Best Best D-Phenylalanine 500 mg 60 Veggie Caps

By Doctor's Best
Earn 14 Reward Points

Product ID: DB00110
UPC Code: 753950001107
Shipping Weight: 0.1400 lbs

Price $14.95
$14.95 $13.46

Doctor's Best Best D-Phenylalanine 500 mg 60 Veggie Caps Product Details


  • Dietary Supplement
  • Vegan
  • Non-GMO
  • Gluten Free

D-phenylalanine is a non-protein amino acid related to the essential amino acid L-phenylalanine. D- and L-phenylalanine are structural mirror images of each other. A small amount of D-phenylalanine may be converted to L-phenylalanine in the body. D-phenylalanine is reported to inhibit an enzyme that degrades enkephalins, which are naturally occurring substances In the body that belong to the class of compounds known as "endorphins."

    Suggested Use

    Suggested Adult Use: Take 1 or 2 capsules daily, between meals, or as recommended by a nutritionally-informed physician

    Supplement Facts

    Serving Size: 1 capsule
    Servings per Container: 60

     Amount Per Serving% Daily Value
    D-phenylalanine500 mg*
    * Daily Value not established.

    Other Ingredients: Modified cellulose (vegetarian capsule), cellulose, magnesium stearate (vegetable source).


    Caution: Phenylalanine supplements should not be taken by individuals with phenylketonuria (PKU), children, pregnant or lactating women, people with high blood pressure, and anyone taking anti-psychotic medications or MAO inhibitors.

    Write Your Own Review
    Only registered users can write reviews. Please Sign in or create an account