Supplements don't replace the workbut they can support it L Carnitine helps your body turn fat into usable energy, so you can push harder and recover better. Consistency first. Supplements second. Results All You Need To Know About L Carnitine HealthKart L Carnitine Complex 2200mg 180 High Strength Vegan Capsules 1.5 Month Supply Early research into L carnitine was often cited as underwhelming, showing negligible changes in muscle carnitine content and fat loss outcomes. However, these findings may have been limited by a short study window