Liquid L Carnitine Energy, Metabolism & Fat Burning Acetyl L Carnitine is more thought of as a fat burner. It's actually powerful tool for athletes looking to improve endurance, energy, and mental performance. Here's how you can integrate it into your routine for L Carnitine Force Factor Acetyl L Carnitine by Body Energy Club Body Energy Club Acetyl L Carnitine 500 mg Capsules Exceptional Quality Momentous L Carnitine L Tartrate Capsules Get Fit & Tone Up