Cellucor C4 Ripped supports energy, pumps, and performance, but also features a powerful cutting formula with L-Carnitine, Capsimax Cayenne extract, and additional ingredients to help support your fat-loss efforts. Cellucor 4 Ripped contains 150mg of caffeine for pre-training energy. Explosive Energy Creatine Free 5 Ingredients for Fat Loss Cellucor 4 Ripped is a pre-workout supplement that combines the explosive energy of Cellucor 4 with ingredients specific to fat loss. This combination supports your body's capacity to burn fat while enabling you to workout harder. Cellucor 4 Ripped contains a similar energy blend as the classic Cellucor4, with key ingredients for energy to help you push through your toughest workouts.