IOPE Vitamin C Expert 40% Mask Concentrate Special Set

40% pure Vitamin C for powerful overnight brightening and firming. Size: 23ml / 0.81 fl.oz. Night Description IOPE Vitamin C Expert 40% Mask Concentrate is a powerful overnight cream-mask designed to brighten, firm, and even out skin tone. Formulated with 40% pure Vitamin C and antioxidant-rich ingredients like Glutathione, Ferulic Acid, and Resveratrol, it targets dark spots, dullness, and early signs of aging. The waterless formula ensures stability and deep absorption, delivering visible results in texture and radiance. It forms a protective barrier to lock in Vitamin C for up to 24 hours and offers antioxidant benefits that last up to 400 hours. Ideal for all skin types, this concentrate is best used 2–3 times a week at night. A slight tingling on application is normal and signals its high potency.