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. Directions:Take 1 capsule up to three times daily. For best results take on an empty stomach.Ingredients:L-Arginine (as L-Arginine HCl), Cellulose, Gleatin (Capsule), Magnesium Stearate (Flow Agent), Silica (Flow Agent). Formulated Without:Yeast, Wheat, Milk, Egg, Soya, Glutens, Sugar, Artificial Colours, Artificial Flavours, Added Starch or Preservatives. Caution:Keep out of reach of children. Women who are pregnant or planning pregnancy should consult their doctor before taking food supplements. Do not exceed recommended daily intake.