If you have any sort of problem with your kidneys, you should not take creatine. Also, it has been shown to cause heart arrhythmia, muscle cramps and muscle compartment syndrome. Young people should not take these supplements. Adhere to the recommended quantities for your safety when using these supplements.Power Testo Blast Remember carbs when you want to build muscles. Carbs are essential for keeping you energetic. When you run out of your carbohydrates, your body will burn protein to create the energy it needs. Your workouts will be easier and more productive if you make sure that your body gets the carbs it needs.Power Testo Blast It is important to eat a lot of protein while building your muscles. Protein is essentially what constitutes muscles.