is l carnitine acetyl carnitine Acetyl-L-carnitine physical-chemical, metabolic, and therapeutic properties: relevance for its mode of action in Alzheimer's disease and geriatric depression Acetyl-L-Carnitine - 1 kg
Description
L-carnitine is an amino acid that has been shown to help facilitate the transfer of fatty acids into the mitochondria of cells for energy production

Am Heart J 2000;139:S120-3

It still helps burn fat and give you energy, but it's absorbed more slowly

Haddad HW, Mallepalli NR, Scheinuk JE, Bhargava P, Cornett EM, Urits I, Kaye AD

J Appl Microbiol 105, 4250

Curran MWT, Morhart MJ, Olson JL, et al