The formulation of Fast Bar comes from science. After more than 20 years of research, scientists at the University of Souther ... n California (USC) discovered a nutri-technology that nourishes the body while keeping it in a fasting mode known as the Fasting Mimicking Diet (FMD®). L-Nutra took the delicious nut bar from the FMD and made it available as Fast Bar. It can help with intermittent fasting, allowing you to fast for 12 hours and then eat a Fast Bar to curb hunger until your next meal*. Or, it can be consumed on-the-go when you are short on time to eat. read more