Swanson L-Lysine, Pharmaceutical Grade, 500 mg, 90 Veggie CapsulesSwanson LLysine Pharmaceutical Grade is a dietary supplement designed to support the immune system and help the body manage stress. Each capsule contains 500 mg of LLysine, an essential amino acid. The product features AjiPure Amino Acids, which are produced through fermentation using natural, nonanimal raw ingredients. These amino acids are 99 to 100% pure, significantly reducing the level of impurities compared to other brands, which can have up to