L carnitine, Carnitine, Vitamin B11, Levocarnitine molecule model and skeletal structure stock illustration Stock Vector Adobe Stock Isovaleryl L carnitine (N,N,N trimethyl d9) 203806 03 5 DIA80603 The Science of Carnitine: How It Works and Why It Matters L Carnitine fumarate 90471 79 7 L Carnitine food supplement molecule. Chemical structure stick representation surrounded by a wireframe indication of the electrostatic potential. Ato Stock Photo Alamy Structure of L carnitine and acetyl L carnitine. Download Scientific Diagram