The result will be increased vulnerability to injuries, and that is not something you should allow to happen.Nitric Alpha NO2 If you want to build muscle, and you are an adult, you might consider using a creatine supplement. This nutrient increases your energy level while assisting your body in building muscle. This supplement has been used by many weight building experts throughout the years. It is advised that supplements be avoided, however, if you are still a developing youth or teenager.