What it is:An evening serum that smoothes and firms the complexion.What it is formulated to do:L'Occitane Immortelle Very Precious Regenerating Concentrate delivers softer, more supple skin overnight while restoring youthfulness to the complexion day by day. With continued use of this gentle, non-comedogenic treatment, skin becomes firm, fresh, and resilient.What else you need to know:In a test carried out on 46 women, this regenerating concentrate proved its power. Clinical prints of users' complexions showed a 38 reduction of total surface wrinkles; 95 of users reported smoother skin; 94 of users reported firmer skin; 89 of users reported regenerating, restructuring effects.