Creatine Vs Carnitine Which Pre workout Supplement To Choose? AS IT IS Nutrition Taking a preworkout AND carnitine? It is important to get the timing of each supplement right to get the best results with both. Watch as Phil explains the best way to combine them. , #preworkout I get asked so many questions about my pre workout combo, so here it is! I take Oxyshred + Acetyl L Carnitine. This combo gives me the energy I need to crush my workouts L Carnitine vs Pre Workout: Which supplement actually works better before exercise India Today Amazon.com: Alpha Supps L Carnitine Liquid 3000 Stimulant Free Fat Burner Supplement for Men & Women Pre Workout Energy Boost & Muscle Recovery Zero Sugar, Fat, & Carbs 31 Servings ( What Is L Carnitine? A Complete Beginner's Guide to Benefits, Sources,