Free Form L-Arginine 500mg by Solaray 100 Capsule This product is an amino acid produced naturally by a microbiological fermentation process and is an essential component of protein found naturally in the human body. Size 100ct 500mg Directions As a dietary supplement take one capsule up to three times daily. For best results take on an empty digestion stomach. Serving Size 1 Capsule 100 Servings per container Ingredients Amount per serving Daily Value + L-Arginine (as L-Arginine HCl) 500 mg Key to Ingredients Daily Value not established. + Percent Daily Value is based on a 2 000 calorie diet. Values differ depending on age Values differ depending on age Other Ingredients Cellulose Gelatin (capsule) Magnesium Stearate and Silica Other See product label for more information.