Muscle Specific Deletion of Carnitine Acetyltransferase Compromises Glucose Tolerance and Metabolic Flexibility: Cell Metabolism L Carnitine is an amino acid that supports weight loss as it is a fat burning supplement. L Carnitine Push is a direct and quick IV infusion procedure that can be done on a weekly L Carnitine Injectable Factor Health MD BG Medical Center Can weight loss IV drips replace dieting? No. But they can support your metabolism, energy, and results. Think of it as a boost not a Instagram