* 1 Per Day Tablet * Promotes Immune Function * Coated for Easy Swallowing * Use for the Health and Integrity of Skin & Lips * Amino Acid Supplement * Suitable for Vegetarians * Guaranteed Quality - Laboratory Tested Lysine is an indispensable amino acid that cannot be made by the body. Amino acids perform a variety of functions and form the basis for protein. Lysine is also used for the health and integrity of skin.