When Should You Take L Carnitine for Best Results? (Canada) Amazon.com: Muscle Pharm L Carnitine 3000, The Ultimate Liquid L Carnitine Supplement for High Performance, Supports Metabolism, Hydration & Energy, Zero Sugar, Low Calories, Peach Nectarine Flavor, 32 Servings : Everything Else Best Time to Take L Carnitine: A Complete Guide The Science of Good Health TrimRX When to Take L Carnitine for Weight Loss: A Pro Timing Guide Should I use L Carnitine on rest days or just before workouts?