SkinMedica Lytera 2.0 Pigment Correcting Serum is a clinically tested serum that has been shown to effectively help minimize the appearance of dark spots and other types of hyperpigmentation. This advanced formula brightens dull skin and minimizes the appearance of skin discoloration and dark spots while supporting a healthy skin barrier. This professional formula balances melanin levels and improves evenness of skin tone and overall skin condition. This product is hydroquinone-free and retinol-free. It is perfect for all skin tones and types.