Lysine is an indispensable amino acid that cannot be made by the body. Amino acids form the basis for protein, which helps construct and maintain the critical structures in the body. Lysine is also used for the health and integrity of skin. This product is suitable for vegan and kosher diets.Ingredients:Each tablet of Solgar L-Lysine 1000mg provides: L-Lysine (free form as HCI) - 1000mgNatural Ingredients:Microcrystalline cellulose, stearic acid, silicon dioxide, cellulose gum, hydroxypropylmethyl cellulose, vegetable glycerin. Directions:As a food supplement for adults, one (1) tablet daily with juice or water in between meals, or as directed by a healthcare practitioner.Caution:If you are pregnant, nursing, taking any medications or have any medical condition, please consult your healthcare practitioner before taking this product.