This concentrated serum with Hexapeptide-9 repairs the skin barrier in just 30minutes at the cellular level.- Biomimetic Hexapeptide-9 restores damaged skin by emulating barrier-enforcing peptides that reduce water loss- Refined bilberry seed oil (from handpicked berries) provides the essential fatty acids for healthy barriers: omegas 3 and 6- Network of hyaluronic acid molecules forms a protective layer that continuously delivers water to skinTo use: Apply an even layer of Cellular Hydration Barrier Repair Serum onto clean skin.