This paper aims to provide rich and updated information on the importance of thecrop of Jerusalem artichoke (Helianthus tuberosus (fig.1) [8] - Astaraceae or Compositae family) in human and animal feed. Jerusalem artichoke is a plant that can be used in animal and human feed, as windbreaks in agriculture, for manufacturing pellets for heating installations, etc. Inulin, a group of oligosaccharides, is used in the food industry because of its particular nutritional characteristics.