Provides instant energy?? enhances mental focus?? and fights fatigue.</br>Can be used alone or can be used to compliment any stimulant free supplements</br>Kicks in within 10 mintues and can last up to 4 hours</br></br>Product Description</br></br>Zoom?? contains high-energy componds that kick in within 10 minutes to help give you the energy and focus you need to get through work or play*.</br><br/>http://www.amazon.com/gp/product/B000CH3HEC