Amazon.com: Nutrex Research L Carnitine 3000 (31 Servings, Berry Blast) Liquid Shots, Stimulant Free Supports Muscle Recovery For Men and Women : Health & Household Liquid Carnitine 3000 Fat Loss & Energy Support Power Duo Bundle (LadyHair + L Carnitine) rovymedx Liquid L Carnitine Energy, Metabolism & Fat Burning Liquid L Carnitine 3000: Metabolism & Energy Support Cutler Nutrition L Carnitine has become one of the most commonly asked about supplements over the past 18 months and I can see why when looking at all the research that has come out about it over the last 2ish years.,