Vichy Mineral 89 is a hydrating facial serum that combines 89% Vichy Thermal Mineralizing Water with pure hyaluronic acid. This lightweight, fast-absorbing formula helps strengthen the skin barrier while providing intense hydration and protection against daily environmental stressors. The serum features a minimalist formula with only 11 ingredients and is free from parabens, fragrances, oils, alcohol, and silicones. It has been dermatologically tested and is suitable for all skin types, including sensitive skin. The product can be used as the first step in your skincare routine or as a lightweight moisturizer, applied morning and evening after cleansing. Clinical tests show improvements in skin smoothness, plumpness, and luminosity within weeks of regular use.