Eucerin Whitening Even Pigment Perfector Cleansing Foam is clinically and dermatologically proven to reduce the dark spots and uneven skin tone caused by hyperpigmentation disorders. It contains a high concentration of B-Resorcinol to decrease melanin production and fight hyperpigmentation, while being gentle enough for everyday use. - Apply it directly to dark spots for skin that starts looking visibly brighter and more even in just four weeks, and keeps improving over time. Squeeze the foam onto the palm of your hand with a small amount of water, apply the foam to the face and rinse thoroughly with water. Be careful not to enter your eyes.