In Need of Energy? Drink a Roaring Lion when you need four to six hours of energy. It also works as a detoxifier for your body. When the human body is mentally or physically fatigued, the ingredients in Roaring Lion work together to deliver a scientifically proven energy boost. Effect On You Working synergistically, The Lion's ingredients create scientifically proven positive effects on the human body. These include: Physical: Enhances physical stamina and vigor Faster elimination of bodily waste Activation of metabolism Mental: Improves performance Sharpens reflexes and mental focus Enhanced well-being