Skinceuticals H.A. Intensifier is a multi-functional corrective serum designed to boost skin’s natural hyaluronic acid levels. Formulated with a potent blend of pure hyaluronic acid, proxylane™, and purple rice extract, this advanced serum hydrates, firms, and plumps the skin. It helps reduce the appearance of fine lines and wrinkles, leaving the complexion visibly smoother, more supple, and youthful.