Fuente: WIPO "olive table" The application describes a large scale process for the in vitro production of an olive cell culture. The application further describes a composition in a form of a powder comprising olive fruit/leaf cells grown in vitro. The cell culture of olive cells manufactured in vitro in a large scale according to the process of the invention comprises high level of verbascoside with undetectable levels of tyrosol, hydroxytyrosol, and oleuropein.