PowerBright Dark Spot Serumrecommended for: all skin types dullness hyperpigmentation uneven skin tone Start fading the appearance of dark spots within days: advanced serum begins to diminish the appearance of uneven pigmentation fast, and keeps working to even skin tone over time. Light diffusing technology begins to balance the appearance of uneven pigmentation after one use, and continues working over time with potent Niacinamide and Hexylresorcinol to help fade dark spots.