Powerbar harvest energy bar is a great choice for use before or during moderate intensity exercise and sports like climbing hiking and skiing natural whole oats along with 10g protein and 5g fibre deliver nutritious long lasting energy and taste great fuelling up right can make a big impact on how you feel and perform no matter what youre tackling eat 1 bar 3060 minutes before exercise and for activities lasting over 1 hour eat 1 bar per hour powerbar harvest energy bar key features