An appointment-free advanced brightening serum inspired by dermatological treatments to improve skin's clarity by targeting visible dark spots and dullness for a luminous, revitalized complexion. Visibly reduces the look of dark spots in just 2 weeks. Contains the highest concentration of the exclusive brightening ingredient 4MSK, to target visible hyperpigmentation and brighten skin tone, while Sea Ferment Brightener helps actively prevent hyperpigmentation before it appears. Over time, skin appears more even-toned, infused with a supreme radiance while remaining nourished and moisturized for up to 24 hours. Like the mind, skin is smart. Brightening Serum Supreme leverages Skin Intelligence to support your skin's maximum ability to restore and protect itself. This product helps you respond to the good (nutrients, sleep, moisture) and bad (pollution, stress, dryness) for your best skin.