Scientific research Esthederm has developed an innovative ingredient "Smart polysaccharide", capable of reactivating the skin communication system essential to its maintenance and firmness. Inspired by NAOS ecobiology, the Excellage range is a real concentrate of efficiency at the service of pleasure provided by care. Excellage allows cells to communicate better to find tissue cohesion and dermal density, strengthen the epidermal barrier and nutrition, sublimate the shine and restart hydration thanks to cell water. span>