A hydroquinone-free serum that brightens and evens the appearance of skin. Why you'll love it: Improves the appearance of brown patches, sun damage, hyperpigmentation, and discoloration. Features the patented b.r.y.t. Technology by skinbetter, a ground-breaking, non-retinol formula that delivers a visibly dramatic reduction in the appearance of hyperpigmentation. B- Brown, R- Red, Y- Yellow, T-Tone