Synthesis chemical lab is one of the leading whole sale and retail trader in coimbatore , we are the leading supplier of chemicals, speciality chemicals , and lab and commercial grade. L-lysine, is an essential amino acid, meaning it is necessary for human health, but the body cannot make it. You have to get lysine from food or supplements. Amino acids like lysine are the building blocks of protein. There are various health benefits of lysine and lysine supplements, including improving cold sores, reducing blood pressure, and preventing the symptoms of lysine deficiency. Lysine is one of the essential amino acids, which are those that the body cannot make and that people need to obtain from dietary sources. Synthesis chemical lab.