Losing weight with L carnitine supplements. Yes or no? Acetyl L Carnitine 500 mg Nature's Trove Source Naturals Acetyl L Carnitine & Alpha Lipoic Acid When to Take L Carnitine for Weight Loss & Maximize Results Acetyl L Carnitine Jo Mar Labs L Carnitine injection is recommended at 1 ampule every 2 3 days for best results. The L Carnitine is taken intravenously either by normal injection or using a butterfly needle. After taking this L Carnitine, you