Caudalie Resveratrol Lift Firming Serum is a 3D re-sculpting serum that redensifies the skin is just 7 days. Formulated with vine resveratrol as well as micro hyaluronic acid, this exclusive formula increases the skin's natural production of hyaluronic acid, for a plumper complexion. The lightweight and oil-free texture recreates the structure of young skin, creating a firmer and more toned appearance as a result. 91% of volunteers report the skin looks firmer after 30 days. Moreover, 80% report visibly denser skin just a week into the treatment.