Naturium's Quadruple Hyaluronic Acid Serum 5% delivers multi-level hydration by combining four distinct molecular weights of hyaluronic acid. This advanced formula penetrates various skin depths to replenish essential moisture, resulting in a visibly plump, smooth, and supple complexion. The lightweight, gel-like serum absorbs quickly to create a smooth base for subsequent skincare. Developed to be biocompatible, it is dermatologist-tested, vegan, and formulated without fragrance or parabens, making it suitable for all skin types seeking to improve hydration and restore a youthful appearance.