Murad Rapid Age Spot and Pigment Lightening Serum Both sizes of this Murad Rapid Age Spot and Pigment Lightening Serum ($15-$43, originally $25-$72) are on sale this weekend . . . but the brightening and fading of dark spots, sun spots, or uneven skin tone will go on and on. Image Source: sephora.com Murad Rapid Age Spot and Pigment Lightening Serum $15 from sephora.com Buy Now