The secret to an ageless complexion, MZ Skin's Brighten & Perfect 10% Vitamin C Corrective Serum contains a potent complex of actives aimed at targeting hyperpigmentation, age spots, and uneven skin tone. An optimal dosage of 10% stabilized Vitamin C combines with peptides to reduce melanin production, revealing a brighter, smoother, more luminous complexion..10% concentration of Vitamin C protects against premature aging by boosting collagen production and providing antioxidant benefits.Creates a shield against environmental aggressors to protect and strengthen the skin's barrier function.Dermatologically tested and free from parabens, mineral oils and artificial fragrances.1 fl oz.AM & PM, apply two pumps onto the face, neck and décolleté and gently massage until absorbed