Bigjoy Sports Predator Pre-Workout Portakal Aroma 510 GrBigjoy Sports Predator Pre Workout Orange Aroma 510 gr Pump and energy during training. Energy increase Richest Content Unique content. Bigjoy Predator is a unique pre workout product in terms of its ingredients. It provides the ingredients you need during your workout in the ideal dosage. BCAA One serving of Preadator provides 3000 mg of BCAAs in a 4: 1: 1 ratio. Unlike other amino acids, BCAAs are metabolized in the muscles rather than the liver.