This powerhouse of actives restores clarity, evens skin tone & visibly fades dark spots as it inhibits their reappearance. Features professional levels of Tetrahexyldecyl Ascorbate, a high-potency Vitamin C+ complex clinically proven to reduce melanin synthesis by up to 80% & increase collagen synthesis by up to 50%. Dull, uneven skin is left brighter, smoother & more radiant.