RSP L Carnitine Pre Workout Lean Gain Supplement, Metabolism Booster & Fat Burner Tablets, 120 Servings Walmart.com One Science Liquid L Carnitine 3000 mg onesciencenutrition Male Energy Boost Clinic Pasadena CA L Carnitine Shots In terms of fat burning ability.. L Carnitine may not be the brightest star in the sky, but it has another effect that few people actually know about. This content is for educational Want to recover better from your workouts?, Theres solid research looking at L Carnitine and its ability to support recovery especially after intense training., It comes down to helping manage