GPLC (Glycine Propionyl L-Carnitine) is a new dietary ingredient that provides a special form of carnitine used for heart health. PLC (Propionyl L-Carnitine) is used in clinical settings to deliver direct assistance in the production of cardiovascular energy. GPLC combines a low dietary dose of PLC with the amino acid glycine, which itself has beneficial effects on heart health. GPLC is the latest development in the science of carnitine supplementation, and it's quickly proving itself against other forms. It is not a blend; rather, it is a patented new molecule created by uniting these essential codependent nutrients. If you use carnitine as part of your cardio-health program and give your heart the best.