How Long Should You Take L Carnitine for Weight Loss Results? The Right Way to Take L Carnitine to Boost Your Training Introducing Nutraxin L Carnitine supplements, a brand new addition to our range, designed for active lifestyles. This high strength formula is perfect for anyone seeking to support vitality and performance throughout the day or Swanson Vitamins L Carnitine Same Day Delivery or Pickup Cash Wise Foods 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