When should I use BUILD BOOST ? When should I use BUILD BOOST ? What are the benefits of amino acids? Who should take BUILD BOOST ? Posted by Joe Jerde on June 16, 2014 in BUILD BOOST is most beneficial when it is used around exercise. It can be taken before or after weight training, cardio, or any other physical activity. Tags:core boost build Share this article: About Joe Jerde I'm an entrepreneur looking forward to meeting new people and helping them become successful in building their own business!