Guerlain Orchidée Impériale The Longevity Concentrate targets the areas where youthful volume has been lost, for redensified, flawless skin. The duo of orchids at the heart of the highly concentrated Cell Respiration™ technology regulates the level of oxygen in the skin cells. The cells can breathe again and maximise energy production which boosts cell regeneration* for a visible reduction in the signs of ageing.