DR.WU Hyalucomplex; an exclusive patent in the industry, uses “NASHA grade macromolecular hyaluronic acid”, Japanese-patented small molecule hyaluronic acid “Hyalo-Aligo”, German-patented hyaluronic acid activator “Hyalufix GL”, and French-patented hyaluronic acid stimulant “OptimHyal”. This unique formula can lock in, replenish, retain and activate moisture to keep your skin hydrated all day long!Refreshing watery texture - Best pick for toner mask hydrating method, relieve discomfort caused by sensitive skin or drynessVitamin B3 & Vitamin B5 added – Quickly replenish, and sooth your skin