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500 mg per capsule
Non-protein amino acid
Doctor's Best 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 and a small amount of D-phenylalanine may be converted to L-phenylalanine in the body.
Serving Size 1 capsule
Servings per container 60 servings
|Amount per serving||%Daily Value|
† Daily Value not established.
Other Ingredients: Modified cellulose (vegetarian capsule), cellulose, magnesium stearate (vegetable source).
Suggested Adult Use: Take 1 or 2 capsules daily, between meals.
Caution: Phenylalanine supplements should not be taken by individuals when phenylketonuria (PKU), children, pregnant or lactating women, people with high blood pressure, and anyone taking anti-psychotic medications or MAO inhibitors.
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