The Ordinary Marine Hyaluronics 30MlThe Ordinary Marine Hyaluronics 30ml offers an exceptionally lightweight serum that acts as a hyaluronic acid alternative, delivering intense hydration exactly where your skin needs it most. This innovative water based formula combines powerful marine derived ingredients including exopolysaccharides from skin friendly marine bacteria, Hawaiian red algae, and glycoproteins from Antarctic marine sources to target hydration below the skin surface.