Life Extension, D, L-Phenylalanine, 500 mg, 100 Vegetarian Capsules

Vegetarian capsule formulation for phenylalanine. Per source serving of 1 Vegetarian Capsule, principal components include D, L-Phenylalanine (500 mg). Phenylalanine is an essential amino acid and precursor of tyrosine. Through this pathway it contributes to protein synthesis and catecholamine-related metabolism, with relevance to normal nervous-system function.

Read the entire label and follow the directions carefully. 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.

Keep out of reach of children. Use only as directed. Consult a qualified healthcare professional before use if you are pregnant or nursing, taking medication, have a medical condition, or have known allergies or sensitivities. Discontinue use and seek medical advice if irritation, an allergic reaction, or any other adverse effect occurs. Do not use if the safety seal or packaging is damaged. Store according to the product label.