Short Description: Boost your skin's hydration with CETAPHIL Deep Hydration 48 Hour Activation Serum, a lightweight yet powerful formula that delivers long-lasting moisture and nourishment to dry, sensitive skin. Infused with hyaluronic acid, vitamin E, and vitamin B5, this dermatologist-recommended serum deeply hydrates, soothes irritation, and protects against environmental stressors. Clinically proven to provide up to 48 hours of hydration, it restores your skin's softness, radiance, and moisture balance without clogging pores.