About L-Nutra
L-Nutra, the creator of Fast Bar® and ProLon®, was established in 2009 with the idea that fasting with proper nutrition can improve longevity, healthspan, and promote overall wellbeing.

Culminating more than 25 years of research and discoveries made at the University of Southern California (USC), L-Nutra is pioneering nutri-technologies that mimic the effects of fasting to unleash the body’s natural ability to fuel and rejuvenate itself and promote longevity.
Quality & Research
L-Nutra is committed to providing you with the highest quality, plant-based products backed by credible science and research. With the world’s health in mind, each product is formulated to provide the benefits of fasting with food while maximizing safety, nourishment, taste and variety.