... carnitine tartrate, carnitine fumarate, acety carnitine and CARNITINE Carnitine is an amino acid that plays an important role in ... down the aging process. Due to its health benefits,Carnitine is recommended to vegetarians, expectant mothers, small children, athletes, smokers ... the elderly. Carnitine largely increases the rate at which fat is burned which helps to reduce fat and build up lean muscle ...