L-carnitine is an amino acid that intervenes in the metabolism of fatty acids, acting as specific carrier of these acids into the mitochondria where they are processed, resulting in this oxidation process power.

Mesoestetic Laboratories developed a food supplement which that seeks to promote energy expense by the body, to decrease the appetite for sweets leading to reduced consumption of sugar, and improving muscle tone, especially when associated with the practice of physical exercise: Grascontrol L-Carnitine.