Isdin Foto Ultra 100 Active Unify Fusion Fluid SPF 50+: Clarifies and unifies your skin tone. Helps reduce and prevent pigmentation spots caused by the sun. Visible results after 1 month. Key Components Niacinamide Sodium Chloride Glycerin Indication Double the UVA protection How to use Apply mornings and at midday. Reapply every 2 hours and as often as necessary. For best results, apply for 3 months.