Try Super CLA Blend with Sesame Lignans from Life Extension to help maintain your optimum weight levels. Conjugated linoleic acid (CLA) refers to a group of positional and geometric isomers of linoleic acid, which are found primarily in meat and dairy products. CLA has been shown in a number of studies to provide broad based support with regard to the immune system, cardiovascular protection, blood sugar maintenance, lipid profiles and body composition.