This PONDS dark spot correction lotion, which is formulated with vitamin B3, evens out skin tone in 2-4 weeks and reduces the visibility of dark spots in 4 weeks. One substance that is believed to lessen skin discolorations is vitamin B3. Ponds Clarant B3 Dark Spot Correcting Cream Normal to Oily Skin was expertly formulated to be the ideal everyday moisturizer for both normal and oily skin types.