L-Lysine is an essential amino acid, which means that it cannot be manufactured by the body.  It must be obtained through the diet or by supplementation.  Lysine is one of the most well known amino acids and is an essential component of proteins.

Features:

•     Essential Amino Acid
•     Pharmaceutical Grade (USP)
•     Supports Membrane Health

Other Ingredients:  Gelatin (capsule), Stearic Acid (vegetable source), Cellulose, Rice Flour and Magnesium Stearate (vegetable source).