Creatine HCL vs Monohydrate: Which One Should You Use? VPA Australia Structure of L carnitine L tartrate. Download Scientific Diagram Understanding the different types of creatine & what they do H&B Creatine vs Pre Workout: Should You Take Both? Garage Gym Reviews Fuel your body with what actually works. Liquid L Carnitine helps transport fatty acids into your cells to be used for energy. That means better fat utilization, improved endurance, and more efficient workouts.