The PCA SKIN Hyaluronic Acid Boosting Serum is a hydrating serum that is perfect for all skin types. This serum is formulated with hyaluronic acid, which helps to attract and retain moisture in the skin. It also contains ceramides and niacinamide, which help to strengthen the skin's barrier and improve skin texture. The lightweight formula absorbs quickly into the skin, leaving it feeling hydrated and plump. With its gentle formula and hydrating benefits, the PCA SKIN Hyaluronic Acid Boosting Serum is a great choice for those looking to improve their skin's hydration levels.