Bioderma Hydrabio Hyalu+ Serum (30ml) is an intensive hydrating serum ideal for dehydrated and sensitive skin, enriched with high- and low-molecular-weight hyaluronic acid, niacinamide, and antioxidants. This serum penetrates deeply to restore moisture, plump the skin, and reinforce the skin barrier. Regular use improves elasticity, soothes irritation, and leaves the complexion radiant, supple, and comfortable, providing a refreshed, well-hydrated appearance that feels protected against environmental stressors.