FUNCTION Broad-spectrum sun protection that prevents and reduces the recurrence of melasma. Sun protection with SPF: 50 Protection against: UVA, UVB. INSTRUCTIONS FOR USE Apply to your face in the morning after your day cream. Apply evenly and generously before sun exposure. Reapply frequently before and after swimming, perspiring, and drying. PRECAUTIONS AND WARNINGS Avoid contact with clothing. Excessive sun exposure is harmful to your health, even with sunscreen.