Dietary supplement with 50 capsules. Precision Engineered Nutrition L-Arginine provides 500mg of arginine in each capsule. L-arginine is a non-essential amino acid, which can be produced by the body as well as obtained through the diet.

• Each capsule contains 500mg of L-arginine
• Amino acids are the building blocks of protein
• Sources of arginine include soy, chicken, and beef

Amino acids are the building blocks of protein. Proteins form the structure of all the cells and tissues in the body, including muscle tissue, tendons, internal organs, skin, hair, and nails. There are 20 amino acids, 12 of which can be produced by the body and are referred to as non-essential, while the other 8 are known as essential and can only be provided through the diet.