L-Carnitine is used to transport fat to the body’s fat burning factories. L-carnitine is an ergogenic (or “energy boosting”) aid, designed too enhance performance and help to create a leaner, trimmer physique. This amino acid is considered so potent that s why we packaged it independently, it is also a ingredient to combined with other fat burning and performance ingredients. L-Carnitine has been shown to boosts energy by stimulating the body's burning of triglycerides as fuel, and sparing the supply of glycogen stored in the liver for heavier exertion. During exercise, the body will burn fat at a improved rate of during maximum exertion, thus less glycogen from carbohydrates is burned. L-carnitine allows the body to burn more fat, save more glycogen, and ultimately boost stamina and endurance.ealth.