L-Nutra is the maker of Prolon, the 5 days Fasting Mimicking Diet (FMD). The company is founded on the principle that nutritional science relates to longevity and healthspan. L-Nutra develops nutri-technologies that mimic and enhance the effects of fasting, to unleash the body’s natural ability to rejuvenate itself and promote longevity. The Fasting Mimicking Diet (FMD), Prolon is based on basic and clinical research performed at the University of Southern California Longevity Institute and at other leading universities and hospitals in the US and Europe. This research has been sponsored by the US National Institute for Aging and the National Cancer Institute of the National Institute for Health, as well as by private foundations in the US and Europe.