Neutrogena Hydro Boost Hyaluronic Acid Serum 30ml Neutrogena Hydro Boost⢠Instantly Quenches Skin To Be Visibly Smooth And Supple Skin. It Provides 17% Hydrating Complex That Is Lightweight And Easily Absorbed Into The Skin. The Micro + Macro Hyaluronic Acid Infused Allows Deeper Hydration....