Swanson Vitamins, L-Arginine, 500 mg, 200 Capsules

L-Arginine is an oral capsule supplement. The source panel lists L-Arginine 500 mg per 1 capsule. Arginine is an amino acid involved in protein synthesis, the urea cycle and production of nitric oxide. Nitric oxide participates in vascular signaling and regulation of blood flow. Its protein-building and nitrogen-processing roles complement its relevance to vascular messenger synthesis.

As a dietary supplement, take one capsule one to two times per day with water.

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.