Online shopping for L-Lysine - Amino Acids from a great selection at Health & Household Store. L-Lysine - structure, chemical names, physical and chemical properties, classification, function. Lysine ball and stick model spinning Lysine (symbol Lys or K[2]; also L-lysine) is an α-amino acid that is a precursor to many proteins. Lysine contains an α-amino group (which is in the protonated −NH+ 3 form when the lysine is dissolved in water at physiological pH), an α-carboxylic acid group (which is in the deprotonated −COO− form when the lysine is dissolved in water at. Lysine may play a role in bone health and muscle strength. It has been used for mouth sores and anxiety. Learn which 7 foods to eat to get more lysine. Find patient medical information for Lysine on WebMD including its uses, side effects and safety, interactions, pictures, warnings, and user ratings Lysine is an essential amino acid that plays many important roles in your body. Learn 4 impressive health benefits of lysine. Your body can't make l-lysine, so it's important to get enough from the right foods. Benefits include treating cold sores, increasing calcium absorption, reducing diabetes and improving gut health. L-lysine is an essential amino acid essential for tissue growth and repair. Learn about the 10 health benefits of lysine and how to obtain it from the 10 best food sources. Lysine is an essential amino acid that may help reduce anxiety, prevent cold sores, and improve muscle strength. You can get lysine in your diet or through supplements. Lysine: side effects, dosage, interactions, FAQs, reviews. Used for: aphthous ulcer, herbal supplementation, herpes simplex (HSV), herpes simplex, suppression.