Benefits of L carnitine injections are aplenty! This injection is a great way to boost your energy levels, help with weight management, and even promote healthy heart function. Studies show that Amazon.com: VMI Sports L Carnitine 1500 Heat Liquid Enhanced Thermogenic 1500 mg Carnitine Maximum Absorption Formula Great Taste for Men & Women 31 Servings (Miami Vice) : Health & Household L Carnitine Liquid 3300 mg Converts Fat to Clean Energy for Workouts Carbamide Forte L Carnitine: Benefits, Side Effects, FAQ, Sources, and Dosage Nutrex Research L Carnitine 3000 Premium L Carnitine Liquid Shots Stimulant Free Workout Drink Transforms Fat Into Energy and Supports Muscle Recovery For Men and Women 31 Serv (Berry Blast) Walmart.com Amazon.com: ALLMAX Nutrition Liquid L Carnitine 1500 Miligrams, Blue Raspberry, 16 oz (473 ml) : Health & Household