
Swanson DL-Phenylalanine
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Ingredients
Serving Size: 1 Capsule | ||
Servings Per Container: | ||
Amount Per Serving | % DV * | |
DL- Phenylalanine | 500mg | * |
* % Daily Value (DV) is based on a 2,000 calorie diet. Your daily values may be higher or lower based on your calorie needs.
† Daily Value (DV) not established. |
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Other Ingredients: Gelatin, microcrystalline cellulose (plant fiber), magnesium stearate. |
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Directions: As a dietary supplement, take one capsule one to two times per day with water. |
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Warnings: For adults only. Do not take this product if you are pregnant or nursing, have phenylketonuria, or are taking MAOls, levodopa or antipsychotic medications. Consult your healthcare provider before use if you take any prescription medications. Keep out of reach of children. Do not use if seal is broken. Store in a cool, dry place, |

Swanson DL-Phenylalanine
Go to StoreAbout this item
- An amino acid supplement for specialized dietary support
- Plays a key role in neurotransmitter function
- Full Spectrum formula features plant-based ingredients without unnecessary processing
- For nearly 50 years, Swanson has delivered science-backed health products worldwide. Each wellness supplement is made in our GMP certified facilities, and our purity and potency testing includes independent third-party labs
- We're control freaks... in a good way! For nearly 50 years, Swanson Health has delivered science-backed health products worldwide. In 1969, we began in Fargo, ND, with a mission to offer wellness solutions that help people live simply healthier together. Our facilities are Good Manufacturing Practice (GMP) certified, and our purity and potency testing includes independent third-party labs. Clinical research, scientific consensus and usage traditions guide our innovation