The most effective and powerful combo that is clinically proven to reduce hyperpigmentation, undereye dark circles, dark spots & uneven skin tone, with instantly brighter skin from the 1st dose! powered by 3% Vitamin C & Niacinamide Vitamin C inhibits melanin production and lightens appearance and size of hyperpigmentation spots, and Niacinamide is a powerful anti-oxidant, while soothing the skin and prevents irritation.