meet the new generation neutrogena hydro boost that goes beyond just skin surface level to deliver intensive and long lasting hydration from within. our proprietary dermatologist tested hydration technology fights dehydration at the root of skin's hydration network by deeply tiggering skin to product more of its own natural hyaluronic acid for continuous hydration deeper within multiple layer of skin. clinically proven to visibly improve skin translucency, firmness, smoothness & plumpness for natural healthy glow that lasts even after stopping product usuage. suited for dry skin types, emulsion effectively locks in hydration deep within your skin and creates a stronger skin barrier to protect against recurring dryness.