Formulated to provide 48-hour hydration in a single application, Avne’s Hydrance Boost Serum works to replenish the look of dry skin types. The formula is enriched with hyaluronic acid and niacinamide (vitamin B3), locking in moisture for long-lasting hydration. n At the heart of Avnes formula, Thermal Spring Water delivers intense hydration and boosts the look of skins suppleness. The lightweight, non-greasy serum helps to protect the moisture barrier, leaving skin with a soft, luminous appearance. n Made up of 96% natural origin ingredients, the serum is suitable for sensitive skin types.